./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/termination.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/CookSeeZuleger-2013TACAS-Fig7b-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/CookSeeZuleger-2013TACAS-Fig7b-alloca-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --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 0a31dcf96743eb49a0305ecb39b627449ec0037f5d8f957133f53725fb1675b6 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 23:53:04,627 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 23:53:04,677 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-10-24 23:53:04,682 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 23:53:04,682 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 23:53:04,707 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 23:53:04,708 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 23:53:04,708 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 23:53:04,708 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 23:53:04,711 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 23:53:04,712 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 23:53:04,712 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 23:53:04,712 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 23:53:04,712 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-24 23:53:04,712 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-24 23:53:04,713 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-24 23:53:04,713 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-24 23:53:04,713 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-24 23:53:04,713 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-24 23:53:04,713 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 23:53:04,713 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-24 23:53:04,715 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 23:53:04,715 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 23:53:04,715 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-24 23:53:04,715 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-24 23:53:04,715 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-24 23:53:04,716 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 23:53:04,716 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-24 23:53:04,716 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 23:53:04,716 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-24 23:53:04,716 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 23:53:04,716 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 23:53:04,717 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 23:53:04,717 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 23:53:04,717 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 23:53:04,717 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-24 23:53:04,717 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a31dcf96743eb49a0305ecb39b627449ec0037f5d8f957133f53725fb1675b6 [2024-10-24 23:53:04,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 23:53:04,970 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 23:53:04,972 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 23:53:04,973 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 23:53:04,973 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 23:53:04,974 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/CookSeeZuleger-2013TACAS-Fig7b-alloca-2.i [2024-10-24 23:53:06,153 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 23:53:06,345 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 23:53:06,349 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/CookSeeZuleger-2013TACAS-Fig7b-alloca-2.i [2024-10-24 23:53:06,363 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5abe3b2e/e1b7734f62cf4c99b7739bedf8b78d57/FLAGd91a20516 [2024-10-24 23:53:06,725 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5abe3b2e/e1b7734f62cf4c99b7739bedf8b78d57 [2024-10-24 23:53:06,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 23:53:06,727 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 23:53:06,728 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 23:53:06,728 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 23:53:06,732 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 23:53:06,733 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:53:06" (1/1) ... [2024-10-24 23:53:06,735 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@464da136 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:06, skipping insertion in model container [2024-10-24 23:53:06,735 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:53:06" (1/1) ... [2024-10-24 23:53:06,768 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 23:53:06,982 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 23:53:06,989 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 23:53:07,018 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 23:53:07,038 INFO L204 MainTranslator]: Completed translation [2024-10-24 23:53:07,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:07 WrapperNode [2024-10-24 23:53:07,038 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 23:53:07,039 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 23:53:07,039 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 23:53:07,039 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 23:53:07,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:07" (1/1) ... [2024-10-24 23:53:07,053 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:07" (1/1) ... [2024-10-24 23:53:07,066 INFO L138 Inliner]: procedures = 110, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 71 [2024-10-24 23:53:07,067 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 23:53:07,067 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 23:53:07,067 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 23:53:07,068 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 23:53:07,078 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:07" (1/1) ... [2024-10-24 23:53:07,078 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:07" (1/1) ... [2024-10-24 23:53:07,081 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:07" (1/1) ... [2024-10-24 23:53:07,106 INFO L175 MemorySlicer]: Split 14 memory accesses to 3 slices as follows [5, 4, 5]. 36 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0, 0]. The 8 writes are split as follows [3, 2, 3]. [2024-10-24 23:53:07,106 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:07" (1/1) ... [2024-10-24 23:53:07,106 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:07" (1/1) ... [2024-10-24 23:53:07,109 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:07" (1/1) ... [2024-10-24 23:53:07,113 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:07" (1/1) ... [2024-10-24 23:53:07,114 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:07" (1/1) ... [2024-10-24 23:53:07,114 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:07" (1/1) ... [2024-10-24 23:53:07,116 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 23:53:07,117 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 23:53:07,120 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 23:53:07,120 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 23:53:07,121 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:07" (1/1) ... [2024-10-24 23:53:07,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:07,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:07,146 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) [2024-10-24 23:53:07,148 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 [2024-10-24 23:53:07,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-24 23:53:07,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-24 23:53:07,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-24 23:53:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-24 23:53:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-24 23:53:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-24 23:53:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-24 23:53:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-24 23:53:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 23:53:07,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 23:53:07,282 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 23:53:07,283 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 23:53:07,396 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-10-24 23:53:07,397 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 23:53:07,405 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 23:53:07,406 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 23:53:07,406 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:53:07 BoogieIcfgContainer [2024-10-24 23:53:07,406 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 23:53:07,408 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-24 23:53:07,408 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-24 23:53:07,410 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-24 23:53:07,411 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-24 23:53:07,411 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 24.10 11:53:06" (1/3) ... [2024-10-24 23:53:07,412 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4e6a15ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 24.10 11:53:07, skipping insertion in model container [2024-10-24 23:53:07,412 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-24 23:53:07,412 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:53:07" (2/3) ... [2024-10-24 23:53:07,413 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4e6a15ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 24.10 11:53:07, skipping insertion in model container [2024-10-24 23:53:07,413 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-24 23:53:07,413 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:53:07" (3/3) ... [2024-10-24 23:53:07,414 INFO L332 chiAutomizerObserver]: Analyzing ICFG CookSeeZuleger-2013TACAS-Fig7b-alloca-2.i [2024-10-24 23:53:07,462 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-24 23:53:07,462 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-24 23:53:07,463 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-24 23:53:07,463 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-24 23:53:07,463 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-24 23:53:07,463 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-24 23:53:07,463 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-24 23:53:07,464 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-24 23:53:07,467 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:53:07,479 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-10-24 23:53:07,480 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-24 23:53:07,480 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-24 23:53:07,484 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-24 23:53:07,484 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-10-24 23:53:07,484 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-24 23:53:07,484 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:53:07,485 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-10-24 23:53:07,485 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-24 23:53:07,485 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-24 23:53:07,485 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-24 23:53:07,485 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-10-24 23:53:07,490 INFO L745 eck$LassoCheckResult]: Stem: 10#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~short10#1, main_#t~mem11#1, main_#t~short12#1, main_#t~nondet13#1, main_#t~mem14#1, main_#t~nondet15#1, main_#t~mem16#1, main_#t~nondet17#1, main_#t~mem18#1, main_#t~nondet19#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#0(main_#t~nondet5#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~nondet7#1; 5#L557-2true [2024-10-24 23:53:07,490 INFO L747 eck$LassoCheckResult]: Loop: 5#L557-2true call main_#t~mem8#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0; 6#L554-1true assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0; 11#L554-3true main_#t~short12#1 := main_#t~short10#1; 8#L554-4true assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0; 13#L554-6true assume !!main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1; 9#L555true assume 0 != main_#t~nondet13#1;havoc main_#t~nondet13#1;call main_#t~mem14#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#0(main_#t~mem14#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1; 5#L557-2true [2024-10-24 23:53:07,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:07,494 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-10-24 23:53:07,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:07,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082174396] [2024-10-24 23:53:07,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:07,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:07,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:07,597 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:07,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:07,629 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:07,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:07,632 INFO L85 PathProgramCache]: Analyzing trace with hash 1097577162, now seen corresponding path program 1 times [2024-10-24 23:53:07,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:07,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680060500] [2024-10-24 23:53:07,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:07,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:07,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:07,645 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:07,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:07,658 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:07,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:07,659 INFO L85 PathProgramCache]: Analyzing trace with hash 177626380, now seen corresponding path program 1 times [2024-10-24 23:53:07,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:07,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156375845] [2024-10-24 23:53:07,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:07,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:07,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:07,689 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:07,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:07,710 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:08,426 INFO L204 LassoAnalysis]: Preferences: [2024-10-24 23:53:08,427 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-24 23:53:08,427 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-24 23:53:08,427 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-24 23:53:08,427 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-24 23:53:08,427 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:08,427 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-24 23:53:08,427 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-24 23:53:08,428 INFO L132 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7b-alloca-2.i_Iteration1_Lasso [2024-10-24 23:53:08,428 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-24 23:53:08,428 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-24 23:53:08,445 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:08,456 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:08,473 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:08,768 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:08,770 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:08,771 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:08,773 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:08,777 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:08,778 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:08,780 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:08,782 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:08,783 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:08,788 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:08,793 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:08,794 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:08,797 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:08,798 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:08,801 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:08,803 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:08,805 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:09,066 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-24 23:53:09,070 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-24 23:53:09,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:09,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:09,073 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) [2024-10-24 23:53:09,074 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 [2024-10-24 23:53:09,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:09,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:09,088 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:09,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:09,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:09,088 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:09,090 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:09,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:09,093 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:09,105 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 [2024-10-24 23:53:09,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:09,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:09,107 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) [2024-10-24 23:53:09,110 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 [2024-10-24 23:53:09,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:09,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:09,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:09,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:09,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:09,121 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:09,123 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:09,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:09,124 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:09,136 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:09,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:09,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:09,138 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) [2024-10-24 23:53:09,140 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 [2024-10-24 23:53:09,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:09,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:09,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:09,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:09,151 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:09,157 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:09,157 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:09,162 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:09,174 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 [2024-10-24 23:53:09,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:09,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:09,176 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) [2024-10-24 23:53:09,178 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 [2024-10-24 23:53:09,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:09,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:09,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:09,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:09,192 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:09,195 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:09,196 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:09,200 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:09,210 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-10-24 23:53:09,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:09,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:09,212 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) [2024-10-24 23:53:09,213 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 [2024-10-24 23:53:09,214 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:09,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:09,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:09,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:09,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:09,229 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:09,229 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:09,245 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:09,258 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 [2024-10-24 23:53:09,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:09,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:09,260 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) [2024-10-24 23:53:09,261 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 [2024-10-24 23:53:09,262 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:09,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:09,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:09,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:09,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:09,275 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:09,276 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:09,281 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:09,291 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:09,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:09,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:09,293 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) [2024-10-24 23:53:09,294 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 [2024-10-24 23:53:09,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:09,305 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:09,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:09,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:09,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:09,315 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:09,315 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:09,322 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:09,333 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 [2024-10-24 23:53:09,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:09,334 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:09,335 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) [2024-10-24 23:53:09,336 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 [2024-10-24 23:53:09,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:09,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:09,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:09,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:09,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:09,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:09,348 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:09,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:09,350 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:09,360 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-10-24 23:53:09,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:09,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:09,362 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) [2024-10-24 23:53:09,363 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 [2024-10-24 23:53:09,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:09,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:09,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:09,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:09,374 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:09,376 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:09,376 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:09,378 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:09,389 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:09,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:09,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:09,390 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) [2024-10-24 23:53:09,391 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 [2024-10-24 23:53:09,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:09,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:09,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:09,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:09,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:09,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:09,403 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:09,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:09,405 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:09,415 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 [2024-10-24 23:53:09,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:09,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:09,417 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) [2024-10-24 23:53:09,418 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 [2024-10-24 23:53:09,419 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:09,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:09,429 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:09,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:09,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:09,430 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:09,431 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:09,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:09,433 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-24 23:53:09,438 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-10-24 23:53:09,438 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-10-24 23:53:09,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:09,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:09,444 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) [2024-10-24 23:53:09,446 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 [2024-10-24 23:53:09,446 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-24 23:53:09,447 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-10-24 23:53:09,450 INFO L474 LassoAnalysis]: Proved termination. [2024-10-24 23:53:09,451 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_1 Supporting invariants [] [2024-10-24 23:53:09,462 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:09,516 INFO L156 tatePredicateManager]: 21 out of 21 supporting invariants were superfluous and have been removed [2024-10-24 23:53:09,520 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-10-24 23:53:09,521 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-10-24 23:53:09,521 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~x~0!base,]]] [2024-10-24 23:53:09,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:09,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:09,550 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-24 23:53:09,551 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:53:09,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:09,567 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-24 23:53:09,568 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:53:09,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:53:09,658 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-10-24 23:53:09,660 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 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) [2024-10-24 23:53:09,722 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 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 56 states and 82 transitions. Complement of second has 10 states. [2024-10-24 23:53:09,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-10-24 23:53:09,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 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) [2024-10-24 23:53:09,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 33 transitions. [2024-10-24 23:53:09,728 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 33 transitions. Stem has 2 letters. Loop has 6 letters. [2024-10-24 23:53:09,729 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:09,729 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 33 transitions. Stem has 8 letters. Loop has 6 letters. [2024-10-24 23:53:09,729 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:09,729 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 33 transitions. Stem has 2 letters. Loop has 12 letters. [2024-10-24 23:53:09,729 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:09,729 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56 states and 82 transitions. [2024-10-24 23:53:09,731 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 21 [2024-10-24 23:53:09,734 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 56 states to 40 states and 60 transitions. [2024-10-24 23:53:09,734 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2024-10-24 23:53:09,734 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2024-10-24 23:53:09,735 INFO L73 IsDeterministic]: Start isDeterministic. Operand 40 states and 60 transitions. [2024-10-24 23:53:09,735 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-24 23:53:09,735 INFO L218 hiAutomatonCegarLoop]: Abstraction has 40 states and 60 transitions. [2024-10-24 23:53:09,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states and 60 transitions. [2024-10-24 23:53:09,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 39. [2024-10-24 23:53:09,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 39 states have (on average 1.4871794871794872) internal successors, (58), 38 states have internal predecessors, (58), 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) [2024-10-24 23:53:09,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 58 transitions. [2024-10-24 23:53:09,757 INFO L240 hiAutomatonCegarLoop]: Abstraction has 39 states and 58 transitions. [2024-10-24 23:53:09,757 INFO L425 stractBuchiCegarLoop]: Abstraction has 39 states and 58 transitions. [2024-10-24 23:53:09,757 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-24 23:53:09,757 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 39 states and 58 transitions. [2024-10-24 23:53:09,759 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 21 [2024-10-24 23:53:09,760 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-24 23:53:09,760 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-24 23:53:09,760 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-10-24 23:53:09,760 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-10-24 23:53:09,760 INFO L745 eck$LassoCheckResult]: Stem: 216#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 217#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~short10#1, main_#t~mem11#1, main_#t~short12#1, main_#t~nondet13#1, main_#t~mem14#1, main_#t~nondet15#1, main_#t~mem16#1, main_#t~nondet17#1, main_#t~mem18#1, main_#t~nondet19#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#0(main_#t~nondet5#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~nondet7#1; 225#L557-2 call main_#t~mem8#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0; 230#L554-1 [2024-10-24 23:53:09,761 INFO L747 eck$LassoCheckResult]: Loop: 230#L554-1 assume !main_#t~short10#1; 234#L554-3 main_#t~short12#1 := main_#t~short10#1; 240#L554-4 assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0; 228#L554-6 assume !!main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1; 229#L555 assume 0 != main_#t~nondet13#1;havoc main_#t~nondet13#1;call main_#t~mem14#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#0(main_#t~mem14#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1; 223#L557-2 call main_#t~mem8#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0; 230#L554-1 [2024-10-24 23:53:09,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:09,761 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2024-10-24 23:53:09,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:09,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446400065] [2024-10-24 23:53:09,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:09,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:09,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:09,789 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:09,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:09,812 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:09,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:09,816 INFO L85 PathProgramCache]: Analyzing trace with hash 1244514134, now seen corresponding path program 1 times [2024-10-24 23:53:09,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:09,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666688083] [2024-10-24 23:53:09,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:09,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:09,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:09,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:53:09,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:53:09,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666688083] [2024-10-24 23:53:09,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666688083] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:53:09,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:53:09,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 23:53:09,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629280818] [2024-10-24 23:53:09,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:53:09,860 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-24 23:53:09,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:53:09,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 23:53:09,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 23:53:09,862 INFO L87 Difference]: Start difference. First operand 39 states and 58 transitions. cyclomatic complexity: 23 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:53:09,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:53:09,880 INFO L93 Difference]: Finished difference Result 42 states and 51 transitions. [2024-10-24 23:53:09,880 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 51 transitions. [2024-10-24 23:53:09,881 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 14 [2024-10-24 23:53:09,881 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 27 states and 33 transitions. [2024-10-24 23:53:09,881 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2024-10-24 23:53:09,882 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2024-10-24 23:53:09,882 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 33 transitions. [2024-10-24 23:53:09,882 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-24 23:53:09,882 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 33 transitions. [2024-10-24 23:53:09,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 33 transitions. [2024-10-24 23:53:09,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 25. [2024-10-24 23:53:09,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.24) internal successors, (31), 24 states have internal predecessors, (31), 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) [2024-10-24 23:53:09,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 31 transitions. [2024-10-24 23:53:09,883 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 31 transitions. [2024-10-24 23:53:09,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 23:53:09,885 INFO L425 stractBuchiCegarLoop]: Abstraction has 25 states and 31 transitions. [2024-10-24 23:53:09,885 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-10-24 23:53:09,885 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 31 transitions. [2024-10-24 23:53:09,885 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 14 [2024-10-24 23:53:09,885 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-24 23:53:09,885 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-24 23:53:09,885 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-10-24 23:53:09,885 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:53:09,886 INFO L745 eck$LassoCheckResult]: Stem: 311#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 312#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~short10#1, main_#t~mem11#1, main_#t~short12#1, main_#t~nondet13#1, main_#t~mem14#1, main_#t~nondet15#1, main_#t~mem16#1, main_#t~nondet17#1, main_#t~mem18#1, main_#t~nondet19#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#0(main_#t~nondet5#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~nondet7#1; 317#L557-2 call main_#t~mem8#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0; 302#L554-1 [2024-10-24 23:53:09,886 INFO L747 eck$LassoCheckResult]: Loop: 302#L554-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0; 320#L554-3 main_#t~short12#1 := main_#t~short10#1; 319#L554-4 assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0; 318#L554-6 assume !!main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1; 296#L555 assume !(0 != main_#t~nondet13#1);havoc main_#t~nondet13#1;havoc main_#t~nondet15#1; 297#L557 assume 0 != main_#t~nondet15#1;havoc main_#t~nondet15#1;call main_#t~mem16#1 := read~int#1(main_~y~0#1.base, main_~y~0#1.offset, 4);call write~int#1(main_#t~mem16#1 - 1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem16#1;havoc main_#t~nondet17#1;call write~int#2(main_#t~nondet17#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~nondet17#1; 301#L557-2 call main_#t~mem8#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0; 302#L554-1 [2024-10-24 23:53:09,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:09,886 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 2 times [2024-10-24 23:53:09,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:09,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881475334] [2024-10-24 23:53:09,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:09,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:09,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:09,901 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:09,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:09,912 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:09,914 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:09,914 INFO L85 PathProgramCache]: Analyzing trace with hash -1849772137, now seen corresponding path program 1 times [2024-10-24 23:53:09,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:09,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722877151] [2024-10-24 23:53:09,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:09,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:09,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:09,924 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:09,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:09,931 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:09,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:09,931 INFO L85 PathProgramCache]: Analyzing trace with hash -1099737708, now seen corresponding path program 1 times [2024-10-24 23:53:09,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:09,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625495747] [2024-10-24 23:53:09,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:09,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:09,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:09,947 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:09,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:09,956 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:10,190 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 [2024-10-24 23:53:10,515 INFO L204 LassoAnalysis]: Preferences: [2024-10-24 23:53:10,515 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-24 23:53:10,515 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-24 23:53:10,515 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-24 23:53:10,516 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-24 23:53:10,516 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:10,516 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-24 23:53:10,516 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-24 23:53:10,516 INFO L132 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7b-alloca-2.i_Iteration3_Lasso [2024-10-24 23:53:10,516 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-24 23:53:10,516 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-24 23:53:10,518 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:10,521 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:10,524 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:10,526 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:10,528 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:10,529 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:10,533 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:10,535 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:10,537 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:10,538 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:10,540 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:10,542 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:10,543 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:10,545 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:10,864 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:10,865 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:10,867 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:10,868 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:10,870 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:11,135 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-24 23:53:11,135 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-24 23:53:11,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:11,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:11,137 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) [2024-10-24 23:53:11,138 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 [2024-10-24 23:53:11,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:11,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:11,151 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:11,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:11,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:11,151 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:11,151 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:11,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:11,152 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:11,162 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 [2024-10-24 23:53:11,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:11,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:11,163 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) [2024-10-24 23:53:11,164 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 [2024-10-24 23:53:11,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:11,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:11,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:11,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:11,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:11,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:11,176 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:11,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:11,176 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:11,186 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:11,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:11,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:11,187 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) [2024-10-24 23:53:11,188 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 [2024-10-24 23:53:11,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:11,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:11,198 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:11,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:11,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:11,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:11,198 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:11,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:11,199 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:11,209 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:11,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:11,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:11,210 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) [2024-10-24 23:53:11,211 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 [2024-10-24 23:53:11,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:11,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:11,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:11,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:11,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:11,221 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:11,222 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:11,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:11,223 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:11,232 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-10-24 23:53:11,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:11,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:11,234 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) [2024-10-24 23:53:11,234 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 [2024-10-24 23:53:11,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:11,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:11,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:11,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:11,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:11,245 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:11,245 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:11,245 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:11,247 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:11,256 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-10-24 23:53:11,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:11,257 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:11,258 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) [2024-10-24 23:53:11,258 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 [2024-10-24 23:53:11,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:11,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:11,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:11,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:11,268 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:11,270 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:11,270 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:11,272 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:11,283 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-10-24 23:53:11,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:11,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:11,284 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) [2024-10-24 23:53:11,285 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 [2024-10-24 23:53:11,286 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:11,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:11,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:11,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:11,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:11,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:11,296 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:11,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:11,297 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:11,307 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:11,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:11,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:11,308 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) [2024-10-24 23:53:11,309 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 [2024-10-24 23:53:11,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:11,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:11,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:11,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:11,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:11,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:11,319 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:11,319 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:11,320 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:11,330 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:11,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:11,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:11,331 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) [2024-10-24 23:53:11,332 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 [2024-10-24 23:53:11,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:11,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:11,342 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:11,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:11,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:11,342 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:11,343 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:11,343 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:11,343 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:11,353 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 [2024-10-24 23:53:11,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:11,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:11,354 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) [2024-10-24 23:53:11,355 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 [2024-10-24 23:53:11,356 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 [2024-10-24 23:53:11,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:11,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:11,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:11,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:11,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:11,366 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:11,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:11,367 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:11,377 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 [2024-10-24 23:53:11,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:11,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:11,378 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) [2024-10-24 23:53:11,379 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 [2024-10-24 23:53:11,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:11,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:11,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:11,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:11,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:11,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:11,390 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:11,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:11,391 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:11,401 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:11,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:11,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:11,403 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) [2024-10-24 23:53:11,404 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 [2024-10-24 23:53:11,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:11,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:11,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:11,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:11,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:11,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:11,414 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:11,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:11,415 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:11,426 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 [2024-10-24 23:53:11,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:11,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:11,428 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) [2024-10-24 23:53:11,429 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 [2024-10-24 23:53:11,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:11,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:11,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:11,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:11,439 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:11,443 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:11,443 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:11,446 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:11,456 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 [2024-10-24 23:53:11,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:11,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:11,458 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) [2024-10-24 23:53:11,459 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 [2024-10-24 23:53:11,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:11,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:11,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:11,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:11,469 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:11,472 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:11,472 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:11,477 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:11,487 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 [2024-10-24 23:53:11,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:11,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:11,488 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) [2024-10-24 23:53:11,489 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 [2024-10-24 23:53:11,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:11,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:11,500 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-10-24 23:53:11,500 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-10-24 23:53:11,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:11,505 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2024-10-24 23:53:11,505 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-10-24 23:53:11,514 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:11,524 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 [2024-10-24 23:53:11,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:11,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:11,525 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) [2024-10-24 23:53:11,525 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 [2024-10-24 23:53:11,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:11,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:11,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:11,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:11,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:11,539 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:11,539 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:11,545 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:11,558 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 [2024-10-24 23:53:11,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:11,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:11,560 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) [2024-10-24 23:53:11,561 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 [2024-10-24 23:53:11,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:11,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:11,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:11,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:11,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:11,574 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:11,574 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:11,576 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:11,585 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 [2024-10-24 23:53:11,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:11,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:11,587 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) [2024-10-24 23:53:11,587 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 [2024-10-24 23:53:11,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:11,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:11,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:11,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:11,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:11,599 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:11,599 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:11,603 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:11,613 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-10-24 23:53:11,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:11,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:11,614 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) [2024-10-24 23:53:11,615 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 [2024-10-24 23:53:11,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:11,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:11,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:11,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:11,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:11,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:11,627 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:11,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:11,628 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-24 23:53:11,630 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2024-10-24 23:53:11,630 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-10-24 23:53:11,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:11,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:11,632 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) [2024-10-24 23:53:11,633 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 [2024-10-24 23:53:11,633 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-24 23:53:11,633 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-10-24 23:53:11,633 INFO L474 LassoAnalysis]: Proved termination. [2024-10-24 23:53:11,633 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_main_~y~0#1.base) ULTIMATE.start_main_~y~0#1.offset)_2) = 1*v_rep(select (select #memory_int#1 ULTIMATE.start_main_~y~0#1.base) ULTIMATE.start_main_~y~0#1.offset)_2 Supporting invariants [] [2024-10-24 23:53:11,643 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:11,691 INFO L156 tatePredicateManager]: 22 out of 22 supporting invariants were superfluous and have been removed [2024-10-24 23:53:11,692 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2024-10-24 23:53:11,692 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2024-10-24 23:53:11,692 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~y~0!base,]]] [2024-10-24 23:53:11,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:11,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:11,714 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-24 23:53:11,714 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:53:11,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:11,725 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-24 23:53:11,726 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:53:11,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 16 [2024-10-24 23:53:11,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:53:11,817 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2024-10-24 23:53:11,817 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 9 Second operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 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) [2024-10-24 23:53:11,856 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 9. Second operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 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 67 states and 80 transitions. Complement of second has 10 states. [2024-10-24 23:53:11,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2024-10-24 23:53:11,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 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) [2024-10-24 23:53:11,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 17 transitions. [2024-10-24 23:53:11,858 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 17 transitions. Stem has 3 letters. Loop has 7 letters. [2024-10-24 23:53:11,858 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:11,858 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 17 transitions. Stem has 10 letters. Loop has 7 letters. [2024-10-24 23:53:11,858 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:11,858 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 17 transitions. Stem has 3 letters. Loop has 14 letters. [2024-10-24 23:53:11,858 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:11,858 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 67 states and 80 transitions. [2024-10-24 23:53:11,859 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-10-24 23:53:11,860 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 67 states to 66 states and 79 transitions. [2024-10-24 23:53:11,860 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2024-10-24 23:53:11,860 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2024-10-24 23:53:11,860 INFO L73 IsDeterministic]: Start isDeterministic. Operand 66 states and 79 transitions. [2024-10-24 23:53:11,860 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-24 23:53:11,860 INFO L218 hiAutomatonCegarLoop]: Abstraction has 66 states and 79 transitions. [2024-10-24 23:53:11,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states and 79 transitions. [2024-10-24 23:53:11,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 47. [2024-10-24 23:53:11,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 47 states have (on average 1.2765957446808511) internal successors, (60), 46 states have internal predecessors, (60), 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) [2024-10-24 23:53:11,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 60 transitions. [2024-10-24 23:53:11,864 INFO L240 hiAutomatonCegarLoop]: Abstraction has 47 states and 60 transitions. [2024-10-24 23:53:11,864 INFO L425 stractBuchiCegarLoop]: Abstraction has 47 states and 60 transitions. [2024-10-24 23:53:11,864 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-10-24 23:53:11,864 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 47 states and 60 transitions. [2024-10-24 23:53:11,864 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-10-24 23:53:11,864 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-24 23:53:11,864 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-24 23:53:11,865 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:53:11,865 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:53:11,865 INFO L745 eck$LassoCheckResult]: Stem: 554#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 555#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~short10#1, main_#t~mem11#1, main_#t~short12#1, main_#t~nondet13#1, main_#t~mem14#1, main_#t~nondet15#1, main_#t~mem16#1, main_#t~nondet17#1, main_#t~mem18#1, main_#t~nondet19#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#0(main_#t~nondet5#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~nondet7#1; 541#L557-2 call main_#t~mem8#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0; 543#L554-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0; 547#L554-3 main_#t~short12#1 := main_#t~short10#1; 548#L554-4 assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0; 556#L554-6 assume !!main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1; 537#L555 assume !(0 != main_#t~nondet13#1);havoc main_#t~nondet13#1;havoc main_#t~nondet15#1; 538#L557 [2024-10-24 23:53:11,865 INFO L747 eck$LassoCheckResult]: Loop: 538#L557 assume !(0 != main_#t~nondet15#1);havoc main_#t~nondet15#1;call main_#t~mem18#1 := read~int#2(main_~z~0#1.base, main_~z~0#1.offset, 4);call write~int#2(main_#t~mem18#1 - 1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem18#1;havoc main_#t~nondet19#1;call write~int#0(main_#t~nondet19#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet19#1; 551#L557-2 call main_#t~mem8#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0; 563#L554-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0; 562#L554-3 main_#t~short12#1 := main_#t~short10#1; 561#L554-4 assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0; 558#L554-6 assume !!main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1; 559#L555 assume !(0 != main_#t~nondet13#1);havoc main_#t~nondet13#1;havoc main_#t~nondet15#1; 538#L557 [2024-10-24 23:53:11,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:11,865 INFO L85 PathProgramCache]: Analyzing trace with hash 177626382, now seen corresponding path program 1 times [2024-10-24 23:53:11,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:11,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741131270] [2024-10-24 23:53:11,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:11,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:11,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:11,883 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:11,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:11,891 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:11,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:11,891 INFO L85 PathProgramCache]: Analyzing trace with hash -1344225715, now seen corresponding path program 1 times [2024-10-24 23:53:11,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:11,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565324299] [2024-10-24 23:53:11,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:11,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:11,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:11,901 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:11,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:11,908 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:11,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:11,908 INFO L85 PathProgramCache]: Analyzing trace with hash -1001977696, now seen corresponding path program 1 times [2024-10-24 23:53:11,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:11,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823731618] [2024-10-24 23:53:11,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:11,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:11,940 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 [2024-10-24 23:53:11,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:11,947 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:11,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:11,962 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:12,631 INFO L204 LassoAnalysis]: Preferences: [2024-10-24 23:53:12,631 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-24 23:53:12,631 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-24 23:53:12,631 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-24 23:53:12,631 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-24 23:53:12,631 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:12,631 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-24 23:53:12,631 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-24 23:53:12,631 INFO L132 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7b-alloca-2.i_Iteration4_Lasso [2024-10-24 23:53:12,631 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-24 23:53:12,631 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-24 23:53:12,633 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:12,636 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:12,638 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:12,640 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:12,642 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:12,643 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:12,648 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:12,650 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:12,652 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:12,653 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:12,864 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:12,866 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:12,867 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:12,872 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:12,875 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:12,877 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:12,879 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:12,880 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:12,882 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:12,887 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:13,088 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-24 23:53:13,089 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-24 23:53:13,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:13,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:13,090 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) [2024-10-24 23:53:13,091 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 [2024-10-24 23:53:13,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:13,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:13,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:13,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:13,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:13,103 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:13,103 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:13,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:13,104 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:13,113 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 [2024-10-24 23:53:13,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:13,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:13,115 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) [2024-10-24 23:53:13,116 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 [2024-10-24 23:53:13,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:13,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:13,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:13,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:13,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:13,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:13,126 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:13,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:13,127 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:13,137 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 [2024-10-24 23:53:13,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:13,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:13,138 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) [2024-10-24 23:53:13,139 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 [2024-10-24 23:53:13,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:13,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:13,149 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:13,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:13,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:13,149 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:13,150 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:13,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:13,151 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:13,161 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 [2024-10-24 23:53:13,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:13,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:13,163 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) [2024-10-24 23:53:13,164 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 [2024-10-24 23:53:13,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:13,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:13,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:13,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:13,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:13,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:13,175 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:13,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:13,176 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:13,187 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:13,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:13,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:13,189 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) [2024-10-24 23:53:13,191 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 [2024-10-24 23:53:13,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:13,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:13,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:13,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:13,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:13,202 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:13,203 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:13,203 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:13,205 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:13,215 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 [2024-10-24 23:53:13,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:13,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:13,216 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) [2024-10-24 23:53:13,217 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 [2024-10-24 23:53:13,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:13,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:13,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:13,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:13,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:13,227 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:13,227 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:13,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:13,228 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:13,238 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2024-10-24 23:53:13,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:13,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:13,239 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) [2024-10-24 23:53:13,240 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 [2024-10-24 23:53:13,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:13,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:13,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:13,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:13,250 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:13,251 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:13,251 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:13,253 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:13,263 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 [2024-10-24 23:53:13,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:13,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:13,265 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) [2024-10-24 23:53:13,266 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 [2024-10-24 23:53:13,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:13,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:13,276 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:13,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:13,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:13,276 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:13,276 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:13,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:13,277 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:13,287 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 [2024-10-24 23:53:13,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:13,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:13,288 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) [2024-10-24 23:53:13,289 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 [2024-10-24 23:53:13,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:13,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:13,299 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:13,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:13,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:13,299 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:13,300 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:13,300 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:13,301 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:13,310 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 [2024-10-24 23:53:13,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:13,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:13,312 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) [2024-10-24 23:53:13,312 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 [2024-10-24 23:53:13,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:13,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:13,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:13,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:13,322 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:13,324 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:13,324 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:13,328 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:13,337 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 [2024-10-24 23:53:13,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:13,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:13,338 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) [2024-10-24 23:53:13,339 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 [2024-10-24 23:53:13,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:13,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:13,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:13,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:13,350 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:13,351 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:13,351 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:13,355 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:13,365 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 [2024-10-24 23:53:13,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:13,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:13,366 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) [2024-10-24 23:53:13,367 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 [2024-10-24 23:53:13,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:13,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:13,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:13,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:13,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:13,381 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:13,381 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:13,384 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:13,393 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 [2024-10-24 23:53:13,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:13,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:13,394 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) [2024-10-24 23:53:13,395 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 [2024-10-24 23:53:13,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:13,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:13,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:13,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:13,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:13,407 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:13,407 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:13,409 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:13,419 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 [2024-10-24 23:53:13,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:13,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:13,421 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) [2024-10-24 23:53:13,422 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 [2024-10-24 23:53:13,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:13,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:13,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:13,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:13,434 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:13,438 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:13,438 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:13,442 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:13,454 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:13,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:13,454 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:13,455 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) [2024-10-24 23:53:13,456 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 [2024-10-24 23:53:13,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:13,467 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:13,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:13,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:13,467 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:13,468 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:13,468 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:13,471 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:13,480 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 [2024-10-24 23:53:13,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:13,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:13,482 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) [2024-10-24 23:53:13,483 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 [2024-10-24 23:53:13,484 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 [2024-10-24 23:53:13,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:13,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:13,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:13,495 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:13,498 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:13,498 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:13,504 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:13,514 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:13,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:13,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:13,516 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) [2024-10-24 23:53:13,516 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 [2024-10-24 23:53:13,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:13,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:13,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:13,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:13,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:13,529 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:13,529 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:13,533 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:13,542 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:13,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:13,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:13,543 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) [2024-10-24 23:53:13,544 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 [2024-10-24 23:53:13,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:13,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:13,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:13,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:13,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:13,555 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:13,555 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:13,558 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-24 23:53:13,563 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-10-24 23:53:13,563 INFO L444 ModelExtractionUtils]: 1 out of 7 variables were initially zero. Simplification set additionally 4 variables to zero. [2024-10-24 23:53:13,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:13,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:13,565 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) [2024-10-24 23:53:13,566 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 [2024-10-24 23:53:13,566 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-24 23:53:13,577 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-24 23:53:13,577 INFO L474 LassoAnalysis]: Proved termination. [2024-10-24 23:53:13,577 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#2 ULTIMATE.start_main_~z~0#1.base) ULTIMATE.start_main_~z~0#1.offset)_3) = 1*v_rep(select (select #memory_int#2 ULTIMATE.start_main_~z~0#1.base) ULTIMATE.start_main_~z~0#1.offset)_3 Supporting invariants [] [2024-10-24 23:53:13,588 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-10-24 23:53:13,629 INFO L156 tatePredicateManager]: 21 out of 21 supporting invariants were superfluous and have been removed [2024-10-24 23:53:13,630 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#2 [2024-10-24 23:53:13,631 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] [2024-10-24 23:53:13,631 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[~z~0!base,]]] [2024-10-24 23:53:13,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:13,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:13,653 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-24 23:53:13,653 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:53:13,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:13,671 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-24 23:53:13,675 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:53:13,681 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2024-10-24 23:53:13,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:53:13,720 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2024-10-24 23:53:13,720 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 47 states and 60 transitions. cyclomatic complexity: 18 Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:53:13,748 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 47 states and 60 transitions. cyclomatic complexity: 18. Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 125 states and 153 transitions. Complement of second has 9 states. [2024-10-24 23:53:13,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-10-24 23:53:13,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:53:13,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 25 transitions. [2024-10-24 23:53:13,749 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 8 letters. Loop has 7 letters. [2024-10-24 23:53:13,749 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:13,749 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 15 letters. Loop has 7 letters. [2024-10-24 23:53:13,749 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:13,749 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 8 letters. Loop has 14 letters. [2024-10-24 23:53:13,750 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:13,750 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 125 states and 153 transitions. [2024-10-24 23:53:13,753 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 13 [2024-10-24 23:53:13,754 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 125 states to 112 states and 137 transitions. [2024-10-24 23:53:13,754 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2024-10-24 23:53:13,754 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31 [2024-10-24 23:53:13,754 INFO L73 IsDeterministic]: Start isDeterministic. Operand 112 states and 137 transitions. [2024-10-24 23:53:13,754 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-24 23:53:13,754 INFO L218 hiAutomatonCegarLoop]: Abstraction has 112 states and 137 transitions. [2024-10-24 23:53:13,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states and 137 transitions. [2024-10-24 23:53:13,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 110. [2024-10-24 23:53:13,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 110 states have (on average 1.2272727272727273) internal successors, (135), 109 states have internal predecessors, (135), 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) [2024-10-24 23:53:13,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 135 transitions. [2024-10-24 23:53:13,759 INFO L240 hiAutomatonCegarLoop]: Abstraction has 110 states and 135 transitions. [2024-10-24 23:53:13,759 INFO L425 stractBuchiCegarLoop]: Abstraction has 110 states and 135 transitions. [2024-10-24 23:53:13,760 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-10-24 23:53:13,760 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 110 states and 135 transitions. [2024-10-24 23:53:13,762 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 13 [2024-10-24 23:53:13,762 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-24 23:53:13,762 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-24 23:53:13,762 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2024-10-24 23:53:13,762 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-10-24 23:53:13,762 INFO L745 eck$LassoCheckResult]: Stem: 881#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 882#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~short10#1, main_#t~mem11#1, main_#t~short12#1, main_#t~nondet13#1, main_#t~mem14#1, main_#t~nondet15#1, main_#t~mem16#1, main_#t~nondet17#1, main_#t~mem18#1, main_#t~nondet19#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#0(main_#t~nondet5#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~nondet7#1; 890#L557-2 call main_#t~mem8#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0; 917#L554-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0; 912#L554-3 main_#t~short12#1 := main_#t~short10#1; 910#L554-4 assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0; 908#L554-6 assume !!main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1; 891#L555 assume !(0 != main_#t~nondet13#1);havoc main_#t~nondet13#1;havoc main_#t~nondet15#1; 892#L557 assume !(0 != main_#t~nondet15#1);havoc main_#t~nondet15#1;call main_#t~mem18#1 := read~int#2(main_~z~0#1.base, main_~z~0#1.offset, 4);call write~int#2(main_#t~mem18#1 - 1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem18#1;havoc main_#t~nondet19#1;call write~int#0(main_#t~nondet19#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet19#1; 904#L557-2 call main_#t~mem8#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0; 903#L554-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0; 902#L554-3 main_#t~short12#1 := main_#t~short10#1; 901#L554-4 assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0; 900#L554-6 assume !!main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1; 897#L555 assume 0 != main_#t~nondet13#1;havoc main_#t~nondet13#1;call main_#t~mem14#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#0(main_#t~mem14#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1; 867#L557-2 [2024-10-24 23:53:13,763 INFO L747 eck$LassoCheckResult]: Loop: 867#L557-2 call main_#t~mem8#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0; 896#L554-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0; 895#L554-3 main_#t~short12#1 := main_#t~short10#1; 894#L554-4 assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0; 893#L554-6 assume !!main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1; 866#L555 assume 0 != main_#t~nondet13#1;havoc main_#t~nondet13#1;call main_#t~mem14#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#0(main_#t~mem14#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1; 867#L557-2 [2024-10-24 23:53:13,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:13,763 INFO L85 PathProgramCache]: Analyzing trace with hash -1001977698, now seen corresponding path program 1 times [2024-10-24 23:53:13,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:13,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388300161] [2024-10-24 23:53:13,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:13,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:13,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:13,776 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:13,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:13,798 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:13,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:13,801 INFO L85 PathProgramCache]: Analyzing trace with hash 1097577162, now seen corresponding path program 2 times [2024-10-24 23:53:13,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:13,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305456765] [2024-10-24 23:53:13,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:13,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:13,808 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:13,811 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:13,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:13,814 INFO L85 PathProgramCache]: Analyzing trace with hash 394203559, now seen corresponding path program 2 times [2024-10-24 23:53:13,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:13,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746049468] [2024-10-24 23:53:13,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:13,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:13,837 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:13,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:13,855 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:13,963 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:14,712 INFO L204 LassoAnalysis]: Preferences: [2024-10-24 23:53:14,713 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-24 23:53:14,713 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-24 23:53:14,713 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-24 23:53:14,713 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-24 23:53:14,713 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:14,713 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-24 23:53:14,713 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-24 23:53:14,713 INFO L132 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7b-alloca-2.i_Iteration5_Lasso [2024-10-24 23:53:14,713 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-24 23:53:14,713 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-24 23:53:14,714 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:14,716 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:14,717 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:14,718 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:14,719 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:14,721 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:14,723 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:15,000 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:15,001 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:15,003 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:15,004 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:15,006 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:15,007 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:15,008 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:15,009 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:15,012 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:15,013 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:15,015 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:15,016 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:15,018 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:15,228 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-24 23:53:15,228 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-24 23:53:15,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:15,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:15,230 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) [2024-10-24 23:53:15,231 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 [2024-10-24 23:53:15,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:15,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:15,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:15,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:15,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:15,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:15,241 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:15,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:15,242 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:15,252 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 [2024-10-24 23:53:15,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:15,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:15,253 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) [2024-10-24 23:53:15,253 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 [2024-10-24 23:53:15,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:15,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:15,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:15,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:15,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:15,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:15,264 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:15,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:15,265 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:15,275 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:15,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:15,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:15,276 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) [2024-10-24 23:53:15,276 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 [2024-10-24 23:53:15,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:15,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:15,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:15,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:15,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:15,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:15,287 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:15,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:15,288 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:15,297 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-10-24 23:53:15,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:15,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:15,298 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) [2024-10-24 23:53:15,299 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 [2024-10-24 23:53:15,299 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:15,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:15,309 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:15,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:15,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:15,309 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:15,309 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:15,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:15,310 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:15,320 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-10-24 23:53:15,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:15,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:15,321 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) [2024-10-24 23:53:15,321 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 [2024-10-24 23:53:15,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:15,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:15,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:15,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:15,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:15,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:15,332 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:15,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:15,332 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:15,342 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2024-10-24 23:53:15,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:15,342 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:15,343 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) [2024-10-24 23:53:15,344 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 [2024-10-24 23:53:15,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:15,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:15,355 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:15,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:15,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:15,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:15,356 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:15,356 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:15,357 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:15,367 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 [2024-10-24 23:53:15,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:15,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:15,368 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) [2024-10-24 23:53:15,369 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 [2024-10-24 23:53:15,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:15,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:15,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:15,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:15,378 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:15,380 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:15,380 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:15,383 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:15,393 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 [2024-10-24 23:53:15,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:15,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:15,394 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:15,394 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-10-24 23:53:15,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:15,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:15,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:15,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:15,405 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:15,406 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:15,406 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:15,409 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:15,419 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-10-24 23:53:15,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:15,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:15,420 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:15,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-10-24 23:53:15,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:15,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:15,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:15,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:15,430 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:15,432 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:15,432 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:15,435 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:15,445 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-10-24 23:53:15,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:15,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:15,446 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:15,446 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-10-24 23:53:15,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:15,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:15,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:15,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:15,456 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:15,457 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:15,457 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:15,461 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:15,470 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:15,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:15,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:15,471 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:15,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-10-24 23:53:15,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:15,482 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:15,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:15,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:15,482 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:15,483 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:15,483 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:15,485 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:15,494 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:15,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:15,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:15,496 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:15,497 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-10-24 23:53:15,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:15,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:15,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:15,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:15,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:15,509 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:15,509 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:15,513 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:15,522 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2024-10-24 23:53:15,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:15,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:15,523 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:15,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-10-24 23:53:15,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:15,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:15,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:15,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:15,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:15,536 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:15,536 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:15,540 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-24 23:53:15,544 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-10-24 23:53:15,544 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2024-10-24 23:53:15,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:15,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:15,545 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:15,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-10-24 23:53:15,546 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-24 23:53:15,556 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-24 23:53:15,556 INFO L474 LassoAnalysis]: Proved termination. [2024-10-24 23:53:15,556 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~x~0#1.base) 0)_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~x~0#1.base) 0)_1 Supporting invariants [] [2024-10-24 23:53:15,566 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2024-10-24 23:53:15,600 INFO L156 tatePredicateManager]: 23 out of 24 supporting invariants were superfluous and have been removed [2024-10-24 23:53:15,601 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-10-24 23:53:15,602 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-10-24 23:53:15,602 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~x~0!base,]]] [2024-10-24 23:53:15,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:15,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:15,635 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-24 23:53:15,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:53:15,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:15,669 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-24 23:53:15,671 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:53:15,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:53:15,729 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2024-10-24 23:53:15,729 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 110 states and 135 transitions. cyclomatic complexity: 36 Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 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) [2024-10-24 23:53:15,774 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 110 states and 135 transitions. cyclomatic complexity: 36. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 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 319 states and 378 transitions. Complement of second has 8 states. [2024-10-24 23:53:15,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2024-10-24 23:53:15,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 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) [2024-10-24 23:53:15,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 21 transitions. [2024-10-24 23:53:15,775 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 15 letters. Loop has 6 letters. [2024-10-24 23:53:15,775 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:15,775 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 21 letters. Loop has 6 letters. [2024-10-24 23:53:15,775 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:15,775 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 15 letters. Loop has 12 letters. [2024-10-24 23:53:15,775 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:15,776 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 319 states and 378 transitions. [2024-10-24 23:53:15,777 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 20 [2024-10-24 23:53:15,779 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 319 states to 254 states and 304 transitions. [2024-10-24 23:53:15,779 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 56 [2024-10-24 23:53:15,779 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 57 [2024-10-24 23:53:15,779 INFO L73 IsDeterministic]: Start isDeterministic. Operand 254 states and 304 transitions. [2024-10-24 23:53:15,779 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-24 23:53:15,779 INFO L218 hiAutomatonCegarLoop]: Abstraction has 254 states and 304 transitions. [2024-10-24 23:53:15,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states and 304 transitions. [2024-10-24 23:53:15,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 206. [2024-10-24 23:53:15,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 206 states have (on average 1.2135922330097086) internal successors, (250), 205 states have internal predecessors, (250), 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) [2024-10-24 23:53:15,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 250 transitions. [2024-10-24 23:53:15,787 INFO L240 hiAutomatonCegarLoop]: Abstraction has 206 states and 250 transitions. [2024-10-24 23:53:15,787 INFO L425 stractBuchiCegarLoop]: Abstraction has 206 states and 250 transitions. [2024-10-24 23:53:15,788 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-10-24 23:53:15,788 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 206 states and 250 transitions. [2024-10-24 23:53:15,788 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 20 [2024-10-24 23:53:15,788 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-24 23:53:15,789 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-24 23:53:15,789 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 2, 1, 1, 1] [2024-10-24 23:53:15,789 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:53:15,789 INFO L745 eck$LassoCheckResult]: Stem: 1493#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1494#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~short10#1, main_#t~mem11#1, main_#t~short12#1, main_#t~nondet13#1, main_#t~mem14#1, main_#t~nondet15#1, main_#t~mem16#1, main_#t~nondet17#1, main_#t~mem18#1, main_#t~nondet19#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#0(main_#t~nondet5#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~nondet7#1; 1505#L557-2 call main_#t~mem8#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0; 1531#L554-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0; 1532#L554-3 main_#t~short12#1 := main_#t~short10#1; 1612#L554-4 assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0; 1611#L554-6 assume !!main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1; 1610#L555 assume !(0 != main_#t~nondet13#1);havoc main_#t~nondet13#1;havoc main_#t~nondet15#1; 1609#L557 assume 0 != main_#t~nondet15#1;havoc main_#t~nondet15#1;call main_#t~mem16#1 := read~int#1(main_~y~0#1.base, main_~y~0#1.offset, 4);call write~int#1(main_#t~mem16#1 - 1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem16#1;havoc main_#t~nondet17#1;call write~int#2(main_#t~nondet17#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~nondet17#1; 1587#L557-2 call main_#t~mem8#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0; 1586#L554-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0; 1585#L554-3 main_#t~short12#1 := main_#t~short10#1; 1584#L554-4 assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0; 1583#L554-6 assume !!main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1; 1582#L555 assume !(0 != main_#t~nondet13#1);havoc main_#t~nondet13#1;havoc main_#t~nondet15#1; 1510#L557 [2024-10-24 23:53:15,789 INFO L747 eck$LassoCheckResult]: Loop: 1510#L557 assume !(0 != main_#t~nondet15#1);havoc main_#t~nondet15#1;call main_#t~mem18#1 := read~int#2(main_~z~0#1.base, main_~z~0#1.offset, 4);call write~int#2(main_#t~mem18#1 - 1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem18#1;havoc main_#t~nondet19#1;call write~int#0(main_#t~nondet19#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet19#1; 1511#L557-2 call main_#t~mem8#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0; 1571#L554-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0; 1570#L554-3 main_#t~short12#1 := main_#t~short10#1; 1569#L554-4 assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0; 1508#L554-6 assume !!main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1; 1509#L555 assume !(0 != main_#t~nondet13#1);havoc main_#t~nondet13#1;havoc main_#t~nondet15#1; 1510#L557 [2024-10-24 23:53:15,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:15,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1517982238, now seen corresponding path program 2 times [2024-10-24 23:53:15,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:15,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213907249] [2024-10-24 23:53:15,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:15,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:15,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:15,800 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:15,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:15,809 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:15,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:15,811 INFO L85 PathProgramCache]: Analyzing trace with hash -1344225715, now seen corresponding path program 2 times [2024-10-24 23:53:15,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:15,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816020635] [2024-10-24 23:53:15,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:15,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:15,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:15,817 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:15,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:15,823 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:15,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:15,825 INFO L85 PathProgramCache]: Analyzing trace with hash -1472200304, now seen corresponding path program 1 times [2024-10-24 23:53:15,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:15,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695185569] [2024-10-24 23:53:15,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:15,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:15,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:15,841 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:15,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:15,857 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:15,981 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2024-10-24 23:53:16,819 INFO L204 LassoAnalysis]: Preferences: [2024-10-24 23:53:16,820 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-24 23:53:16,820 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-24 23:53:16,820 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-24 23:53:16,820 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-24 23:53:16,820 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:16,820 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-24 23:53:16,820 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-24 23:53:16,820 INFO L132 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7b-alloca-2.i_Iteration6_Lasso [2024-10-24 23:53:16,820 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-24 23:53:16,820 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-24 23:53:16,821 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:16,823 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:16,824 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:16,826 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:16,828 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:16,829 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:16,830 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:16,832 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:16,833 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:16,834 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:16,836 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:16,837 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:16,843 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:16,844 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:17,092 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:17,094 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:17,095 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:17,096 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:17,097 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:17,099 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:17,300 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-24 23:53:17,300 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-24 23:53:17,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:17,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:17,302 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:17,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-10-24 23:53:17,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:17,315 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:17,315 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:17,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:17,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:17,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:17,315 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:17,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:17,316 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:17,326 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:17,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:17,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:17,327 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:17,328 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-10-24 23:53:17,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:17,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:17,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:17,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:17,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:17,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:17,339 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:17,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:17,340 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:17,349 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:17,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:17,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:17,350 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:17,351 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-10-24 23:53:17,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:17,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:17,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:17,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:17,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:17,362 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:17,362 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:17,364 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:17,374 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2024-10-24 23:53:17,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:17,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:17,378 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:17,379 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2024-10-24 23:53:17,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:17,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:17,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:17,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:17,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:17,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:17,389 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:17,389 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:17,390 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:17,399 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2024-10-24 23:53:17,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:17,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:17,401 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:17,401 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2024-10-24 23:53:17,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:17,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:17,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:17,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:17,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:17,412 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:17,412 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:17,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:17,413 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:17,423 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2024-10-24 23:53:17,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:17,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:17,424 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:17,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2024-10-24 23:53:17,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:17,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:17,435 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:17,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:17,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:17,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:17,435 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:17,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:17,436 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:17,446 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2024-10-24 23:53:17,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:17,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:17,447 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:17,447 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2024-10-24 23:53:17,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:17,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:17,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:17,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:17,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:17,457 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:17,458 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:17,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:17,459 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:17,468 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2024-10-24 23:53:17,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:17,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:17,469 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:17,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2024-10-24 23:53:17,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:17,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:17,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:17,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:17,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:17,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:17,481 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:17,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:17,481 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:17,491 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2024-10-24 23:53:17,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:17,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:17,492 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:17,493 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2024-10-24 23:53:17,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:17,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:17,504 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:17,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:17,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:17,504 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:17,504 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:17,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:17,505 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:17,515 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2024-10-24 23:53:17,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:17,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:17,516 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:17,517 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2024-10-24 23:53:17,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:17,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:17,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:17,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:17,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:17,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:17,528 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:17,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:17,529 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:17,539 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2024-10-24 23:53:17,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:17,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:17,540 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:17,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2024-10-24 23:53:17,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:17,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:17,550 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:17,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:17,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:17,550 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:17,550 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:17,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:17,551 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:17,561 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2024-10-24 23:53:17,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:17,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:17,562 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:17,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2024-10-24 23:53:17,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:17,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:17,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:17,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:17,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:17,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:17,573 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:17,573 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:17,578 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:17,588 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2024-10-24 23:53:17,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:17,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:17,589 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:17,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2024-10-24 23:53:17,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:17,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:17,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:17,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:17,600 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:17,601 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:17,601 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:17,603 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:17,612 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2024-10-24 23:53:17,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:17,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:17,614 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:17,614 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2024-10-24 23:53:17,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:17,624 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:17,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:17,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:17,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:17,625 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:17,626 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:17,629 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:17,638 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2024-10-24 23:53:17,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:17,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:17,639 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:17,640 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2024-10-24 23:53:17,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:17,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:17,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:17,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:17,650 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:17,652 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:17,652 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:17,656 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:17,665 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2024-10-24 23:53:17,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:17,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:17,667 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:17,667 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2024-10-24 23:53:17,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:17,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:17,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:17,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:17,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:17,679 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:17,679 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:17,682 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-24 23:53:17,688 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-10-24 23:53:17,688 INFO L444 ModelExtractionUtils]: 1 out of 7 variables were initially zero. Simplification set additionally 4 variables to zero. [2024-10-24 23:53:17,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:17,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:17,689 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:17,690 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2024-10-24 23:53:17,691 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-24 23:53:17,701 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-24 23:53:17,701 INFO L474 LassoAnalysis]: Proved termination. [2024-10-24 23:53:17,701 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#2 ULTIMATE.start_main_~z~0#1.base) ULTIMATE.start_main_~z~0#1.offset)_5) = 1*v_rep(select (select #memory_int#2 ULTIMATE.start_main_~z~0#1.base) ULTIMATE.start_main_~z~0#1.offset)_5 Supporting invariants [] [2024-10-24 23:53:17,711 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2024-10-24 23:53:17,757 INFO L156 tatePredicateManager]: 22 out of 22 supporting invariants were superfluous and have been removed [2024-10-24 23:53:17,758 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#2 [2024-10-24 23:53:17,758 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] [2024-10-24 23:53:17,758 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[~z~0!base,]]] [2024-10-24 23:53:17,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:17,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:17,786 INFO L255 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-24 23:53:17,786 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:53:17,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:17,812 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-24 23:53:17,813 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:53:17,818 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2024-10-24 23:53:17,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:53:17,857 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2024-10-24 23:53:17,858 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 206 states and 250 transitions. cyclomatic complexity: 64 Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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) [2024-10-24 23:53:17,884 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 206 states and 250 transitions. cyclomatic complexity: 64. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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 299 states and 360 transitions. Complement of second has 9 states. [2024-10-24 23:53:17,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-10-24 23:53:17,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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) [2024-10-24 23:53:17,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 25 transitions. [2024-10-24 23:53:17,886 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 15 letters. Loop has 7 letters. [2024-10-24 23:53:17,886 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:17,886 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-10-24 23:53:17,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:17,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:17,915 INFO L255 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-24 23:53:17,916 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:53:17,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:17,944 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-24 23:53:17,944 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:53:17,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2024-10-24 23:53:17,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:53:17,987 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 4 loop predicates [2024-10-24 23:53:17,987 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 206 states and 250 transitions. cyclomatic complexity: 64 Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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) [2024-10-24 23:53:18,021 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 206 states and 250 transitions. cyclomatic complexity: 64. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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 289 states and 344 transitions. Complement of second has 9 states. [2024-10-24 23:53:18,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-10-24 23:53:18,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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) [2024-10-24 23:53:18,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 22 transitions. [2024-10-24 23:53:18,022 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 22 transitions. Stem has 15 letters. Loop has 7 letters. [2024-10-24 23:53:18,022 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:18,022 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-10-24 23:53:18,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:18,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:18,051 INFO L255 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-24 23:53:18,052 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:53:18,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:18,082 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-24 23:53:18,082 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:53:18,086 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2024-10-24 23:53:18,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:53:18,123 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 4 loop predicates [2024-10-24 23:53:18,123 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 206 states and 250 transitions. cyclomatic complexity: 64 Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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) [2024-10-24 23:53:18,155 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 206 states and 250 transitions. cyclomatic complexity: 64. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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 427 states and 518 transitions. Complement of second has 11 states. [2024-10-24 23:53:18,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-10-24 23:53:18,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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) [2024-10-24 23:53:18,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 28 transitions. [2024-10-24 23:53:18,157 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 28 transitions. Stem has 15 letters. Loop has 7 letters. [2024-10-24 23:53:18,158 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:18,158 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 28 transitions. Stem has 22 letters. Loop has 7 letters. [2024-10-24 23:53:18,158 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:18,160 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 28 transitions. Stem has 15 letters. Loop has 14 letters. [2024-10-24 23:53:18,161 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:18,161 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 427 states and 518 transitions. [2024-10-24 23:53:18,163 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 18 [2024-10-24 23:53:18,166 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 427 states to 299 states and 360 transitions. [2024-10-24 23:53:18,169 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 54 [2024-10-24 23:53:18,170 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 56 [2024-10-24 23:53:18,170 INFO L73 IsDeterministic]: Start isDeterministic. Operand 299 states and 360 transitions. [2024-10-24 23:53:18,170 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-24 23:53:18,170 INFO L218 hiAutomatonCegarLoop]: Abstraction has 299 states and 360 transitions. [2024-10-24 23:53:18,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states and 360 transitions. [2024-10-24 23:53:18,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 170. [2024-10-24 23:53:18,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 170 states have (on average 1.2294117647058824) internal successors, (209), 169 states have internal predecessors, (209), 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) [2024-10-24 23:53:18,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 209 transitions. [2024-10-24 23:53:18,190 INFO L240 hiAutomatonCegarLoop]: Abstraction has 170 states and 209 transitions. [2024-10-24 23:53:18,190 INFO L425 stractBuchiCegarLoop]: Abstraction has 170 states and 209 transitions. [2024-10-24 23:53:18,190 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-10-24 23:53:18,190 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 170 states and 209 transitions. [2024-10-24 23:53:18,191 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2024-10-24 23:53:18,191 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-24 23:53:18,191 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-24 23:53:18,191 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 2, 1, 1, 1, 1] [2024-10-24 23:53:18,191 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-10-24 23:53:18,192 INFO L745 eck$LassoCheckResult]: Stem: 3057#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 3058#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~short10#1, main_#t~mem11#1, main_#t~short12#1, main_#t~nondet13#1, main_#t~mem14#1, main_#t~nondet15#1, main_#t~mem16#1, main_#t~nondet17#1, main_#t~mem18#1, main_#t~nondet19#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#0(main_#t~nondet5#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~nondet7#1; 3070#L557-2 call main_#t~mem8#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0; 3111#L554-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0; 3132#L554-3 main_#t~short12#1 := main_#t~short10#1; 3131#L554-4 assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0; 3130#L554-6 assume !!main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1; 3128#L555 assume 0 != main_#t~nondet13#1;havoc main_#t~nondet13#1;call main_#t~mem14#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#0(main_#t~mem14#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1; 3129#L557-2 call main_#t~mem8#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0; 3054#L554-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0; 3059#L554-3 main_#t~short12#1 := main_#t~short10#1; 3060#L554-4 assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0; 3071#L554-6 assume !!main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1; 3073#L555 assume !(0 != main_#t~nondet13#1);havoc main_#t~nondet13#1;havoc main_#t~nondet15#1; 3074#L557 assume !(0 != main_#t~nondet15#1);havoc main_#t~nondet15#1;call main_#t~mem18#1 := read~int#2(main_~z~0#1.base, main_~z~0#1.offset, 4);call write~int#2(main_#t~mem18#1 - 1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem18#1;havoc main_#t~nondet19#1;call write~int#0(main_#t~nondet19#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet19#1; 3101#L557-2 call main_#t~mem8#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0; 3094#L554-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0; 3090#L554-3 main_#t~short12#1 := main_#t~short10#1; 3086#L554-4 assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0; 3082#L554-6 assume !!main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1; 3076#L555 assume 0 != main_#t~nondet13#1;havoc main_#t~nondet13#1;call main_#t~mem14#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#0(main_#t~mem14#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1; 3049#L557-2 [2024-10-24 23:53:18,192 INFO L747 eck$LassoCheckResult]: Loop: 3049#L557-2 call main_#t~mem8#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0; 3091#L554-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0; 3087#L554-3 main_#t~short12#1 := main_#t~short10#1; 3083#L554-4 assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0; 3079#L554-6 assume !!main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1; 3048#L555 assume 0 != main_#t~nondet13#1;havoc main_#t~nondet13#1;call main_#t~mem14#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#0(main_#t~mem14#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1; 3049#L557-2 [2024-10-24 23:53:18,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:18,192 INFO L85 PathProgramCache]: Analyzing trace with hash -1597518347, now seen corresponding path program 3 times [2024-10-24 23:53:18,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:18,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447588600] [2024-10-24 23:53:18,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:18,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:18,200 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:18,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:18,213 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:18,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:18,225 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:18,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:18,225 INFO L85 PathProgramCache]: Analyzing trace with hash 1097577162, now seen corresponding path program 3 times [2024-10-24 23:53:18,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:18,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651224041] [2024-10-24 23:53:18,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:18,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:18,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:18,234 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:18,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:18,238 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:18,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:18,238 INFO L85 PathProgramCache]: Analyzing trace with hash -1177142850, now seen corresponding path program 4 times [2024-10-24 23:53:18,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:53:18,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547705121] [2024-10-24 23:53:18,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:53:18,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:53:18,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:18,250 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 23:53:18,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 23:53:18,259 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 23:53:19,887 INFO L204 LassoAnalysis]: Preferences: [2024-10-24 23:53:19,887 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-24 23:53:19,887 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-24 23:53:19,887 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-24 23:53:19,887 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-24 23:53:19,887 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:19,887 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-24 23:53:19,887 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-24 23:53:19,887 INFO L132 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7b-alloca-2.i_Iteration7_Lasso [2024-10-24 23:53:19,887 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-24 23:53:19,887 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-24 23:53:19,889 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:19,892 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:19,893 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:20,137 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:20,142 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:20,144 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:20,145 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:20,146 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:20,147 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:20,148 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:20,149 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:20,150 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:20,152 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:20,153 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:20,154 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:20,155 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:20,157 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:20,158 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:20,159 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:20,160 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-24 23:53:20,354 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-24 23:53:20,354 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-24 23:53:20,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:20,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:20,356 INFO L229 MonitoredProcess]: Starting monitored process 84 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:20,356 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2024-10-24 23:53:20,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:20,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:20,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:20,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:20,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:20,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:20,367 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:20,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:20,367 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:20,377 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2024-10-24 23:53:20,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:20,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:20,378 INFO L229 MonitoredProcess]: Starting monitored process 85 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:20,379 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2024-10-24 23:53:20,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:20,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:20,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-24 23:53:20,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:20,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:20,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:20,390 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-24 23:53:20,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-24 23:53:20,391 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-24 23:53:20,400 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2024-10-24 23:53:20,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:20,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:20,401 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:20,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2024-10-24 23:53:20,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-24 23:53:20,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-24 23:53:20,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-24 23:53:20,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-24 23:53:20,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-24 23:53:20,414 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-24 23:53:20,414 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-24 23:53:20,419 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-24 23:53:20,424 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-10-24 23:53:20,424 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2024-10-24 23:53:20,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-24 23:53:20,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:53:20,425 INFO L229 MonitoredProcess]: Starting monitored process 87 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-24 23:53:20,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2024-10-24 23:53:20,427 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-24 23:53:20,437 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-24 23:53:20,437 INFO L474 LassoAnalysis]: Proved termination. [2024-10-24 23:53:20,437 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~x~0#1.base) 0)_2) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~x~0#1.base) 0)_2 Supporting invariants [] [2024-10-24 23:53:20,449 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:20,499 INFO L156 tatePredicateManager]: 22 out of 23 supporting invariants were superfluous and have been removed [2024-10-24 23:53:20,500 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-10-24 23:53:20,501 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-10-24 23:53:20,501 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~x~0!base,]]] [2024-10-24 23:53:20,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:20,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:20,540 INFO L255 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-24 23:53:20,541 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:53:20,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:20,587 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-24 23:53:20,587 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:53:20,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:53:20,627 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2024-10-24 23:53:20,627 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 170 states and 209 transitions. cyclomatic complexity: 53 Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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) [2024-10-24 23:53:20,674 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 170 states and 209 transitions. cyclomatic complexity: 53. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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 279 states and 335 transitions. Complement of second has 8 states. [2024-10-24 23:53:20,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2024-10-24 23:53:20,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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) [2024-10-24 23:53:20,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 21 transitions. [2024-10-24 23:53:20,676 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 21 letters. Loop has 6 letters. [2024-10-24 23:53:20,676 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:20,676 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-10-24 23:53:20,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:20,724 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2024-10-24 23:53:20,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:20,733 INFO L255 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-24 23:53:20,733 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:53:20,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:20,775 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-24 23:53:20,775 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:53:20,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:53:20,825 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 3 loop predicates [2024-10-24 23:53:20,826 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 170 states and 209 transitions. cyclomatic complexity: 53 Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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) [2024-10-24 23:53:20,866 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 170 states and 209 transitions. cyclomatic complexity: 53. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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 279 states and 335 transitions. Complement of second has 8 states. [2024-10-24 23:53:20,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2024-10-24 23:53:20,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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) [2024-10-24 23:53:20,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 21 transitions. [2024-10-24 23:53:20,867 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 21 letters. Loop has 6 letters. [2024-10-24 23:53:20,867 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:20,867 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-10-24 23:53:20,884 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:53:20,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:20,906 INFO L255 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-24 23:53:20,906 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:53:20,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:53:20,959 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-24 23:53:20,959 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:53:21,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:53:21,003 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2024-10-24 23:53:21,004 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 170 states and 209 transitions. cyclomatic complexity: 53 Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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) [2024-10-24 23:53:21,039 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 170 states and 209 transitions. cyclomatic complexity: 53. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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 331 states and 399 transitions. Complement of second has 7 states. [2024-10-24 23:53:21,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2024-10-24 23:53:21,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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) [2024-10-24 23:53:21,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 22 transitions. [2024-10-24 23:53:21,042 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 22 transitions. Stem has 21 letters. Loop has 6 letters. [2024-10-24 23:53:21,042 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:21,042 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 22 transitions. Stem has 27 letters. Loop has 6 letters. [2024-10-24 23:53:21,042 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:21,042 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 22 transitions. Stem has 21 letters. Loop has 12 letters. [2024-10-24 23:53:21,042 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-24 23:53:21,042 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 331 states and 399 transitions. [2024-10-24 23:53:21,044 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-24 23:53:21,044 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 331 states to 0 states and 0 transitions. [2024-10-24 23:53:21,044 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-10-24 23:53:21,044 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-10-24 23:53:21,044 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-10-24 23:53:21,044 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-24 23:53:21,044 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-24 23:53:21,044 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-24 23:53:21,044 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-24 23:53:21,044 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-10-24 23:53:21,044 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-10-24 23:53:21,044 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-24 23:53:21,044 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-24 23:53:21,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 24.10 11:53:21 BoogieIcfgContainer [2024-10-24 23:53:21,049 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-24 23:53:21,050 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-24 23:53:21,050 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-24 23:53:21,050 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-24 23:53:21,050 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:53:07" (3/4) ... [2024-10-24 23:53:21,051 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-24 23:53:21,052 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-24 23:53:21,052 INFO L158 Benchmark]: Toolchain (without parser) took 14324.68ms. Allocated memory was 159.4MB in the beginning and 247.5MB in the end (delta: 88.1MB). Free memory was 82.8MB in the beginning and 148.5MB in the end (delta: -65.7MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2024-10-24 23:53:21,052 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 159.4MB. Free memory is still 130.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 23:53:21,052 INFO L158 Benchmark]: CACSL2BoogieTranslator took 310.28ms. Allocated memory is still 159.4MB. Free memory was 82.8MB in the beginning and 64.9MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-24 23:53:21,052 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.91ms. Allocated memory is still 159.4MB. Free memory was 64.9MB in the beginning and 63.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-24 23:53:21,053 INFO L158 Benchmark]: Boogie Preprocessor took 48.66ms. Allocated memory is still 159.4MB. Free memory was 63.2MB in the beginning and 130.3MB in the end (delta: -67.1MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2024-10-24 23:53:21,053 INFO L158 Benchmark]: RCFGBuilder took 290.51ms. Allocated memory is still 159.4MB. Free memory was 130.3MB in the beginning and 122.2MB in the end (delta: 8.1MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2024-10-24 23:53:21,053 INFO L158 Benchmark]: BuchiAutomizer took 13641.69ms. Allocated memory was 159.4MB in the beginning and 247.5MB in the end (delta: 88.1MB). Free memory was 122.2MB in the beginning and 149.6MB in the end (delta: -27.4MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. [2024-10-24 23:53:21,053 INFO L158 Benchmark]: Witness Printer took 2.18ms. Allocated memory is still 247.5MB. Free memory was 149.6MB in the beginning and 148.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-24 23:53:21,054 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 159.4MB. Free memory is still 130.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 310.28ms. Allocated memory is still 159.4MB. Free memory was 82.8MB in the beginning and 64.9MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.91ms. Allocated memory is still 159.4MB. Free memory was 64.9MB in the beginning and 63.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.66ms. Allocated memory is still 159.4MB. Free memory was 63.2MB in the beginning and 130.3MB in the end (delta: -67.1MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * RCFGBuilder took 290.51ms. Allocated memory is still 159.4MB. Free memory was 130.3MB in the beginning and 122.2MB in the end (delta: 8.1MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 13641.69ms. Allocated memory was 159.4MB in the beginning and 247.5MB in the end (delta: 88.1MB). Free memory was 122.2MB in the beginning and 149.6MB in the end (delta: -27.4MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. * Witness Printer took 2.18ms. Allocated memory is still 247.5MB. Free memory was 149.6MB in the beginning and 148.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~x~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~y~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[~z~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~x~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[~z~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~x~0!base,]]] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 7 terminating modules (1 trivial, 4 deterministic, 2 nondeterministic). One deterministic module has affine ranking function null and consists of 6 locations. One deterministic module has affine ranking function null and consists of 6 locations. One deterministic module has affine ranking function null and consists of 5 locations. One deterministic module has affine ranking function null and consists of 5 locations. One nondeterministic module has affine ranking function null and consists of 5 locations. One nondeterministic module has affine ranking function null and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 13.5s and 8 iterations. TraceHistogramMax:3. Analysis of lassos took 11.8s. Construction of modules took 0.1s. Büchi inclusion checks took 1.4s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 6. Automata minimization 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 201 StatesRemovedByMinimization, 6 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 [4, 0, 2, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 260 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 254 mSDsluCounter, 263 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 109 mSDsCounter, 44 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 157 IncrementalHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 44 mSolverCounterUnsat, 154 mSDtfsCounter, 157 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso6 LassoPreprocessingBenchmarks: Lassos: inital260 mio100 ax106 hnf100 lsp94 ukn65 mio100 lsp22 div100 bol100 ite100 ukn100 eq163 hnf90 smp100 dnf104 smp96 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 26ms VariablesStem: 2 VariablesLoop: 3 DisjunctsStem: 2 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 20 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-10-24 23:53:21,073 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 Result: TRUE