./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/loops/string-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/loops/string-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-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 32bit --witnessprinter.graph.data.programhash 7c71ebd98a3b6e7de0397eeeb86fda8d96b2d4c8ea0b8e1766ce392ff80613de --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 15:49:17,742 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 15:49:17,807 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-09 15:49:17,815 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 15:49:17,815 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 15:49:17,843 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 15:49:17,843 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 15:49:17,844 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 15:49:17,844 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 15:49:17,845 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 15:49:17,845 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 15:49:17,846 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 15:49:17,846 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 15:49:17,847 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-09 15:49:17,847 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-09 15:49:17,847 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-09 15:49:17,850 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-09 15:49:17,850 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-09 15:49:17,850 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-09 15:49:17,851 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 15:49:17,851 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-09 15:49:17,851 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 15:49:17,852 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 15:49:17,852 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 15:49:17,852 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 15:49:17,853 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-09 15:49:17,853 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-09 15:49:17,853 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-09 15:49:17,854 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 15:49:17,854 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 15:49:17,854 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 15:49:17,854 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 15:49:17,855 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-09 15:49:17,855 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 15:49:17,855 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 15:49:17,856 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 15:49:17,856 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 15:49:17,856 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 15:49:17,857 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-09 15:49:17,857 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c71ebd98a3b6e7de0397eeeb86fda8d96b2d4c8ea0b8e1766ce392ff80613de [2024-11-09 15:49:18,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 15:49:18,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 15:49:18,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 15:49:18,196 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 15:49:18,197 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 15:49:18,198 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/string-1.i [2024-11-09 15:49:19,658 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 15:49:19,869 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 15:49:19,870 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/string-1.i [2024-11-09 15:49:19,877 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c76817ed7/6692342c5b304be7943f555ef6e303a7/FLAG86a8177e1 [2024-11-09 15:49:19,891 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c76817ed7/6692342c5b304be7943f555ef6e303a7 [2024-11-09 15:49:19,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 15:49:19,896 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 15:49:19,897 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 15:49:19,897 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 15:49:19,904 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 15:49:19,905 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:49:19" (1/1) ... [2024-11-09 15:49:19,906 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42ad57df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:19, skipping insertion in model container [2024-11-09 15:49:19,906 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:49:19" (1/1) ... [2024-11-09 15:49:19,950 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 15:49:20,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 15:49:20,165 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 15:49:20,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 15:49:20,210 INFO L204 MainTranslator]: Completed translation [2024-11-09 15:49:20,211 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:20 WrapperNode [2024-11-09 15:49:20,211 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 15:49:20,212 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 15:49:20,212 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 15:49:20,212 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 15:49:20,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:20" (1/1) ... [2024-11-09 15:49:20,223 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:20" (1/1) ... [2024-11-09 15:49:20,240 INFO L138 Inliner]: procedures = 17, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 123 [2024-11-09 15:49:20,240 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 15:49:20,241 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 15:49:20,241 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 15:49:20,241 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 15:49:20,251 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:20" (1/1) ... [2024-11-09 15:49:20,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:20" (1/1) ... [2024-11-09 15:49:20,254 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:20" (1/1) ... [2024-11-09 15:49:20,272 INFO L175 MemorySlicer]: Split 10 memory accesses to 3 slices as follows [2, 4, 4]. 40 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 2 writes are split as follows [0, 1, 1]. [2024-11-09 15:49:20,273 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:20" (1/1) ... [2024-11-09 15:49:20,273 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:20" (1/1) ... [2024-11-09 15:49:20,278 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:20" (1/1) ... [2024-11-09 15:49:20,282 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:20" (1/1) ... [2024-11-09 15:49:20,284 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:20" (1/1) ... [2024-11-09 15:49:20,285 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:20" (1/1) ... [2024-11-09 15:49:20,287 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 15:49:20,288 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 15:49:20,288 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 15:49:20,288 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 15:49:20,289 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:20" (1/1) ... [2024-11-09 15:49:20,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:20,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:20,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:20,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-09 15:49:20,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 15:49:20,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 15:49:20,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 15:49:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 15:49:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 15:49:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 15:49:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 15:49:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-09 15:49:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 15:49:20,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 15:49:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 15:49:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 15:49:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-09 15:49:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 15:49:20,429 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 15:49:20,431 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 15:49:20,655 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-09 15:49:20,655 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 15:49:20,669 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 15:49:20,670 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-09 15:49:20,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:49:20 BoogieIcfgContainer [2024-11-09 15:49:20,670 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 15:49:20,671 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-09 15:49:20,671 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-09 15:49:20,675 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-09 15:49:20,676 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:49:20,676 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.11 03:49:19" (1/3) ... [2024-11-09 15:49:20,677 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@459545d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 03:49:20, skipping insertion in model container [2024-11-09 15:49:20,677 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:49:20,677 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:49:20" (2/3) ... [2024-11-09 15:49:20,677 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@459545d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 03:49:20, skipping insertion in model container [2024-11-09 15:49:20,677 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:49:20,678 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:49:20" (3/3) ... [2024-11-09 15:49:20,679 INFO L332 chiAutomizerObserver]: Analyzing ICFG string-1.i [2024-11-09 15:49:20,729 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-09 15:49:20,730 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-09 15:49:20,730 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-09 15:49:20,730 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-09 15:49:20,730 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-09 15:49:20,730 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-09 15:49:20,730 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-09 15:49:20,730 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-09 15:49:20,735 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 27 states, 26 states have (on average 1.6153846153846154) internal successors, (42), 26 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:20,753 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 10 [2024-11-09 15:49:20,753 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:49:20,753 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:49:20,758 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-09 15:49:20,759 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:49:20,759 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-09 15:49:20,759 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 27 states, 26 states have (on average 1.6153846153846154) internal successors, (42), 26 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:20,762 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 10 [2024-11-09 15:49:20,763 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:49:20,763 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:49:20,763 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-09 15:49:20,763 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:49:20,770 INFO L745 eck$LassoCheckResult]: Stem: 23#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 25#L33-3true [2024-11-09 15:49:20,771 INFO L747 eck$LassoCheckResult]: Loop: 25#L33-3true assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 17#L33-2true main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 25#L33-3true [2024-11-09 15:49:20,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:20,776 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-09 15:49:20,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:20,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193124846] [2024-11-09 15:49:20,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:20,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:20,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:20,916 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:20,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:20,954 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:20,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:20,956 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2024-11-09 15:49:20,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:20,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634633954] [2024-11-09 15:49:20,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:20,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:20,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:20,972 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:20,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:20,985 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:20,988 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:20,988 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2024-11-09 15:49:20,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:20,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210561759] [2024-11-09 15:49:20,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:20,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:21,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:21,028 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:21,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:21,049 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:21,488 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:49:21,489 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:49:21,489 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:49:21,489 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:49:21,489 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:49:21,489 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:21,490 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:49:21,490 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:49:21,490 INFO L132 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration1_Lasso [2024-11-09 15:49:21,490 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:49:21,490 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:49:21,507 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:21,515 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:21,517 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:21,521 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:21,526 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:21,529 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:21,548 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:21,551 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:21,554 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:21,558 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:21,560 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:21,563 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:21,566 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:21,570 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:21,573 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:21,576 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:21,800 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:21,802 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:21,805 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:21,807 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:21,809 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:22,095 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:49:22,099 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:49:22,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:22,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:22,102 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:22,104 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-09 15:49:22,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:22,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:22,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:22,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:22,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:22,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:22,120 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:22,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:22,123 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:22,136 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-09 15:49:22,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:22,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:22,138 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:22,139 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-09 15:49:22,140 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 [2024-11-09 15:49:22,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:22,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:22,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:22,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:22,151 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:22,151 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:22,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:22,153 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:22,167 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-09 15:49:22,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:22,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:22,170 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:22,172 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-09 15:49:22,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:22,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:22,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:22,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:22,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:22,186 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:22,187 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:22,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:22,189 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:22,203 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-09 15:49:22,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:22,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:22,206 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:22,207 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-09 15:49:22,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:22,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:22,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:22,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:22,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:22,222 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:22,222 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:22,226 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:22,240 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-09 15:49:22,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:22,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:22,244 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:22,245 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-09 15:49:22,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:22,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:22,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:22,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:22,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:22,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:22,260 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:22,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:22,264 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:22,279 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-09 15:49:22,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:22,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:22,282 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:22,283 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-09 15:49:22,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:22,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:22,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:22,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:22,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:22,301 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:22,302 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:22,307 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:22,322 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-09 15:49:22,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:22,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:22,325 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:22,326 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-09 15:49:22,327 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:22,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:22,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:22,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:22,340 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:22,343 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:22,343 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:22,350 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:22,364 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-09 15:49:22,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:22,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:22,367 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:22,370 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-09 15:49:22,370 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 [2024-11-09 15:49:22,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:22,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:22,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:22,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:22,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:22,385 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:22,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:22,386 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:22,400 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-09 15:49:22,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:22,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:22,403 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:22,405 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-09 15:49:22,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:22,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:22,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:22,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:22,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:22,420 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:22,421 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:22,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:22,422 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:22,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:22,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:22,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:22,436 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:22,437 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-09 15:49:22,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:22,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:22,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:22,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:22,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:22,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:22,449 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:22,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:22,451 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:22,462 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:22,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:22,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:22,463 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:22,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-09 15:49:22,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:22,475 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:22,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:22,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:22,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:22,476 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:22,476 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:22,476 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:22,478 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:22,493 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-09 15:49:22,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:22,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:22,495 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:22,497 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-09 15:49:22,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:22,510 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:22,511 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:22,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:22,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:22,511 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:22,512 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:22,512 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:22,515 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:22,530 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-09 15:49:22,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:22,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:22,533 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:22,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-09 15:49:22,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:22,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:22,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:22,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:22,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:22,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:22,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:22,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:22,557 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:22,571 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-09 15:49:22,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:22,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:22,573 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:22,575 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-09 15:49:22,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:22,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:22,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:22,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:22,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:22,589 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:22,590 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:22,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:22,592 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:22,607 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-09 15:49:22,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:22,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:22,610 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:22,611 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-09 15:49:22,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:22,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:22,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:22,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:22,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:22,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:22,626 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:22,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:22,627 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:22,641 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:22,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:22,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:22,643 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:22,643 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-09 15:49:22,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:22,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:22,654 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:22,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:22,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:22,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:22,655 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:22,655 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:22,656 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:22,666 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-09 15:49:22,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:22,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:22,667 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:22,668 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-09 15:49:22,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:22,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:22,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:22,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:22,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:22,681 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:22,681 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:22,687 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:22,697 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:22,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:22,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:22,699 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:22,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-09 15:49:22,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:22,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:22,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:22,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:22,711 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:22,716 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:22,716 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:22,724 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:49:22,746 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2024-11-09 15:49:22,747 INFO L444 ModelExtractionUtils]: 4 out of 13 variables were initially zero. Simplification set additionally 6 variables to zero. [2024-11-09 15:49:22,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:22,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:22,758 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:22,761 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-09 15:49:22,762 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:49:22,776 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:49:22,776 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:49:22,777 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_1, ULTIMATE.start_main_~i~0#1) = 9*v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_1 - 2*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2024-11-09 15:49:22,792 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-09 15:49:22,819 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2024-11-09 15:49:22,829 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-09 15:49:22,830 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-09 15:49:22,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:22,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:22,873 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:49:22,875 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:22,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:22,890 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 15:49:22,890 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:22,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:49:22,950 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-09 15:49:22,952 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 27 states, 26 states have (on average 1.6153846153846154) internal successors, (42), 26 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:22,996 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 27 states, 26 states have (on average 1.6153846153846154) internal successors, (42), 26 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 52 states and 83 transitions. Complement of second has 6 states. [2024-11-09 15:49:22,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-09 15:49:23,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:23,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 41 transitions. [2024-11-09 15:49:23,005 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 2 letters. Loop has 2 letters. [2024-11-09 15:49:23,006 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:49:23,006 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 4 letters. Loop has 2 letters. [2024-11-09 15:49:23,006 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:49:23,006 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 2 letters. Loop has 4 letters. [2024-11-09 15:49:23,006 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:49:23,007 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52 states and 83 transitions. [2024-11-09 15:49:23,010 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-11-09 15:49:23,013 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52 states to 19 states and 28 transitions. [2024-11-09 15:49:23,014 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-11-09 15:49:23,014 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2024-11-09 15:49:23,015 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 28 transitions. [2024-11-09 15:49:23,015 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:49:23,015 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 28 transitions. [2024-11-09 15:49:23,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 28 transitions. [2024-11-09 15:49:23,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2024-11-09 15:49:23,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.4736842105263157) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:23,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 28 transitions. [2024-11-09 15:49:23,042 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 28 transitions. [2024-11-09 15:49:23,042 INFO L425 stractBuchiCegarLoop]: Abstraction has 19 states and 28 transitions. [2024-11-09 15:49:23,042 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-09 15:49:23,042 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 28 transitions. [2024-11-09 15:49:23,043 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-11-09 15:49:23,043 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:49:23,043 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:49:23,044 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-09 15:49:23,044 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:49:23,044 INFO L745 eck$LassoCheckResult]: Stem: 165#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 160#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 161#L33-3 assume !(main_~i~0#1 < 5); 155#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 156#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 151#L37-3 [2024-11-09 15:49:23,044 INFO L747 eck$LassoCheckResult]: Loop: 151#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 150#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 151#L37-3 [2024-11-09 15:49:23,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:23,045 INFO L85 PathProgramCache]: Analyzing trace with hash 28696938, now seen corresponding path program 1 times [2024-11-09 15:49:23,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:23,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086260060] [2024-11-09 15:49:23,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:23,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:23,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:23,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:49:23,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:49:23,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086260060] [2024-11-09 15:49:23,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086260060] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 15:49:23,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 15:49:23,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 15:49:23,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115672951] [2024-11-09 15:49:23,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 15:49:23,152 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:49:23,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:23,153 INFO L85 PathProgramCache]: Analyzing trace with hash 1891, now seen corresponding path program 1 times [2024-11-09 15:49:23,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:23,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583163311] [2024-11-09 15:49:23,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:23,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:23,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:23,159 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:23,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:23,163 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:23,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:49:23,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 15:49:23,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 15:49:23,218 INFO L87 Difference]: Start difference. First operand 19 states and 28 transitions. cyclomatic complexity: 14 Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:23,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:49:23,247 INFO L93 Difference]: Finished difference Result 24 states and 30 transitions. [2024-11-09 15:49:23,247 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 30 transitions. [2024-11-09 15:49:23,248 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-11-09 15:49:23,249 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 24 states and 30 transitions. [2024-11-09 15:49:23,250 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2024-11-09 15:49:23,250 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21 [2024-11-09 15:49:23,250 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 30 transitions. [2024-11-09 15:49:23,250 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:49:23,250 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24 states and 30 transitions. [2024-11-09 15:49:23,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 30 transitions. [2024-11-09 15:49:23,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 20. [2024-11-09 15:49:23,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.25) internal successors, (25), 19 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:23,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 25 transitions. [2024-11-09 15:49:23,253 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 25 transitions. [2024-11-09 15:49:23,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 15:49:23,254 INFO L425 stractBuchiCegarLoop]: Abstraction has 20 states and 25 transitions. [2024-11-09 15:49:23,254 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-09 15:49:23,254 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 25 transitions. [2024-11-09 15:49:23,255 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-11-09 15:49:23,255 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:49:23,255 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:49:23,255 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:49:23,255 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:49:23,256 INFO L745 eck$LassoCheckResult]: Stem: 214#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 209#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 210#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 207#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 208#L33-3 assume !(main_~i~0#1 < 5); 204#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 205#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 215#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 199#L37-2 [2024-11-09 15:49:23,256 INFO L747 eck$LassoCheckResult]: Loop: 199#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 200#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 199#L37-2 [2024-11-09 15:49:23,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:23,256 INFO L85 PathProgramCache]: Analyzing trace with hash 265181045, now seen corresponding path program 1 times [2024-11-09 15:49:23,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:23,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416168316] [2024-11-09 15:49:23,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:23,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:23,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:23,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:49:23,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:49:23,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416168316] [2024-11-09 15:49:23,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416168316] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:49:23,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [832983588] [2024-11-09 15:49:23,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:23,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:49:23,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:23,331 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:49:23,332 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-11-09 15:49:23,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:23,389 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 15:49:23,390 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:23,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:49:23,406 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:49:23,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:49:23,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [832983588] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:49:23,425 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:49:23,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-11-09 15:49:23,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699028854] [2024-11-09 15:49:23,425 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:49:23,426 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:49:23,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:23,426 INFO L85 PathProgramCache]: Analyzing trace with hash 1951, now seen corresponding path program 2 times [2024-11-09 15:49:23,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:23,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008653089] [2024-11-09 15:49:23,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:23,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:23,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:23,432 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:23,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:23,439 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:23,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:49:23,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 15:49:23,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-09 15:49:23,486 INFO L87 Difference]: Start difference. First operand 20 states and 25 transitions. cyclomatic complexity: 10 Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:23,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:49:23,567 INFO L93 Difference]: Finished difference Result 40 states and 49 transitions. [2024-11-09 15:49:23,567 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 49 transitions. [2024-11-09 15:49:23,568 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-11-09 15:49:23,571 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 40 states and 49 transitions. [2024-11-09 15:49:23,571 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2024-11-09 15:49:23,571 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2024-11-09 15:49:23,572 INFO L73 IsDeterministic]: Start isDeterministic. Operand 40 states and 49 transitions. [2024-11-09 15:49:23,572 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:49:23,572 INFO L218 hiAutomatonCegarLoop]: Abstraction has 40 states and 49 transitions. [2024-11-09 15:49:23,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states and 49 transitions. [2024-11-09 15:49:23,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 32. [2024-11-09 15:49:23,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.15625) internal successors, (37), 31 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:23,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 37 transitions. [2024-11-09 15:49:23,575 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 37 transitions. [2024-11-09 15:49:23,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 15:49:23,576 INFO L425 stractBuchiCegarLoop]: Abstraction has 32 states and 37 transitions. [2024-11-09 15:49:23,576 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-09 15:49:23,576 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 37 transitions. [2024-11-09 15:49:23,577 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-11-09 15:49:23,577 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:49:23,577 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:49:23,578 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 4, 3, 1, 1, 1, 1, 1] [2024-11-09 15:49:23,578 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:49:23,578 INFO L745 eck$LassoCheckResult]: Stem: 326#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 321#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 322#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 319#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 320#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 328#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 336#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 335#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 332#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 331#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 330#L33-3 assume !(main_~i~0#1 < 5); 316#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 317#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 329#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 311#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 312#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 327#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 339#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 338#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 337#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 334#L37-2 [2024-11-09 15:49:23,578 INFO L747 eck$LassoCheckResult]: Loop: 334#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 333#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 334#L37-2 [2024-11-09 15:49:23,578 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:23,579 INFO L85 PathProgramCache]: Analyzing trace with hash 213314517, now seen corresponding path program 1 times [2024-11-09 15:49:23,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:23,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6442113] [2024-11-09 15:49:23,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:23,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:23,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:23,765 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 15:49:23,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:49:23,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6442113] [2024-11-09 15:49:23,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6442113] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:49:23,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [550982009] [2024-11-09 15:49:23,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:23,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:49:23,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:23,768 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:49:23,770 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-11-09 15:49:23,816 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 [2024-11-09 15:49:23,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:23,890 INFO L255 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 15:49:23,891 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:23,927 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 15:49:23,928 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:49:23,975 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 15:49:23,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [550982009] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:49:23,975 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:49:23,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2024-11-09 15:49:23,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22449022] [2024-11-09 15:49:23,976 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:49:23,976 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:49:23,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:23,977 INFO L85 PathProgramCache]: Analyzing trace with hash 1951, now seen corresponding path program 3 times [2024-11-09 15:49:23,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:23,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069302532] [2024-11-09 15:49:23,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:23,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:23,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:23,985 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:23,992 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:24,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:49:24,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 15:49:24,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-11-09 15:49:24,050 INFO L87 Difference]: Start difference. First operand 32 states and 37 transitions. cyclomatic complexity: 10 Second operand has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:24,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:49:24,116 INFO L93 Difference]: Finished difference Result 46 states and 56 transitions. [2024-11-09 15:49:24,116 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46 states and 56 transitions. [2024-11-09 15:49:24,117 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-11-09 15:49:24,118 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46 states to 46 states and 56 transitions. [2024-11-09 15:49:24,119 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36 [2024-11-09 15:49:24,119 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36 [2024-11-09 15:49:24,119 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46 states and 56 transitions. [2024-11-09 15:49:24,119 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:49:24,120 INFO L218 hiAutomatonCegarLoop]: Abstraction has 46 states and 56 transitions. [2024-11-09 15:49:24,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states and 56 transitions. [2024-11-09 15:49:24,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 36. [2024-11-09 15:49:24,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.1388888888888888) internal successors, (41), 35 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:24,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 41 transitions. [2024-11-09 15:49:24,124 INFO L240 hiAutomatonCegarLoop]: Abstraction has 36 states and 41 transitions. [2024-11-09 15:49:24,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 15:49:24,125 INFO L425 stractBuchiCegarLoop]: Abstraction has 36 states and 41 transitions. [2024-11-09 15:49:24,126 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-09 15:49:24,126 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 41 transitions. [2024-11-09 15:49:24,126 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-11-09 15:49:24,126 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:49:24,126 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:49:24,127 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 4, 1, 1, 1, 1, 1] [2024-11-09 15:49:24,127 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:49:24,127 INFO L745 eck$LassoCheckResult]: Stem: 529#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 524#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 525#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 522#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 523#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 531#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 543#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 541#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 539#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 538#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 535#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 534#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 533#L33-3 assume !(main_~i~0#1 < 5); 519#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 520#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 532#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 514#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 515#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 530#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 546#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 545#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 544#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 542#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 540#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 537#L37-2 [2024-11-09 15:49:24,127 INFO L747 eck$LassoCheckResult]: Loop: 537#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 536#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 537#L37-2 [2024-11-09 15:49:24,128 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:24,128 INFO L85 PathProgramCache]: Analyzing trace with hash 1212159477, now seen corresponding path program 2 times [2024-11-09 15:49:24,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:24,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811052041] [2024-11-09 15:49:24,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:24,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:24,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:24,168 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:24,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:24,212 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:24,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:24,213 INFO L85 PathProgramCache]: Analyzing trace with hash 1951, now seen corresponding path program 4 times [2024-11-09 15:49:24,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:24,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628386767] [2024-11-09 15:49:24,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:24,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:24,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:24,223 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:24,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:24,229 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:24,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:24,232 INFO L85 PathProgramCache]: Analyzing trace with hash 949121171, now seen corresponding path program 3 times [2024-11-09 15:49:24,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:24,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047325543] [2024-11-09 15:49:24,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:24,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:24,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:24,379 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-09 15:49:24,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:49:24,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047325543] [2024-11-09 15:49:24,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047325543] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:49:24,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [897074401] [2024-11-09 15:49:24,380 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-09 15:49:24,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:49:24,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:24,381 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:49:24,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-11-09 15:49:24,476 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-11-09 15:49:24,476 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 15:49:24,478 INFO L255 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 15:49:24,479 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:24,504 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-09 15:49:24,504 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 15:49:24,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [897074401] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 15:49:24,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 15:49:24,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2024-11-09 15:49:24,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251067735] [2024-11-09 15:49:24,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 15:49:24,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:49:24,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 15:49:24,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2024-11-09 15:49:24,544 INFO L87 Difference]: Start difference. First operand 36 states and 41 transitions. cyclomatic complexity: 10 Second operand has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:24,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:49:24,636 INFO L93 Difference]: Finished difference Result 48 states and 57 transitions. [2024-11-09 15:49:24,636 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 57 transitions. [2024-11-09 15:49:24,637 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-11-09 15:49:24,637 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 48 states and 57 transitions. [2024-11-09 15:49:24,637 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 38 [2024-11-09 15:49:24,638 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 48 [2024-11-09 15:49:24,638 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 57 transitions. [2024-11-09 15:49:24,638 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:49:24,638 INFO L218 hiAutomatonCegarLoop]: Abstraction has 48 states and 57 transitions. [2024-11-09 15:49:24,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states and 57 transitions. [2024-11-09 15:49:24,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 36. [2024-11-09 15:49:24,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.0833333333333333) internal successors, (39), 35 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:24,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 39 transitions. [2024-11-09 15:49:24,641 INFO L240 hiAutomatonCegarLoop]: Abstraction has 36 states and 39 transitions. [2024-11-09 15:49:24,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 15:49:24,642 INFO L425 stractBuchiCegarLoop]: Abstraction has 36 states and 39 transitions. [2024-11-09 15:49:24,642 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-09 15:49:24,642 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 39 transitions. [2024-11-09 15:49:24,642 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2024-11-09 15:49:24,643 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:49:24,643 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:49:24,643 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:49:24,643 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:49:24,644 INFO L745 eck$LassoCheckResult]: Stem: 702#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 697#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 698#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 695#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 696#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 716#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 714#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 712#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 710#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 708#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 707#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 706#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 705#L33-3 assume !(main_~i~0#1 < 5); 692#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 693#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 704#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 687#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 688#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 703#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 719#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 718#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 717#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 715#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 713#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 711#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 709#L37-3 assume !(main_~i~0#1 < 5); 700#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 701#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 686#L42-3 [2024-11-09 15:49:24,644 INFO L747 eck$LassoCheckResult]: Loop: 686#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 684#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 686#L42-3 [2024-11-09 15:49:24,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:24,644 INFO L85 PathProgramCache]: Analyzing trace with hash 1572377782, now seen corresponding path program 1 times [2024-11-09 15:49:24,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:24,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524232122] [2024-11-09 15:49:24,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:24,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:24,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:24,664 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:24,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:24,683 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:24,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:24,685 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 1 times [2024-11-09 15:49:24,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:24,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529349791] [2024-11-09 15:49:24,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:24,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:24,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:24,691 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:24,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:24,697 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:24,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:24,699 INFO L85 PathProgramCache]: Analyzing trace with hash -773438245, now seen corresponding path program 1 times [2024-11-09 15:49:24,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:24,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908456956] [2024-11-09 15:49:24,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:24,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:24,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:24,721 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:24,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:24,751 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:27,960 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:49:27,960 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:49:27,960 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:49:27,960 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:49:27,960 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:49:27,961 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:27,961 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:49:27,961 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:49:27,961 INFO L132 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration6_Lasso [2024-11-09 15:49:27,961 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:49:27,961 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:49:27,965 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:27,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:27,974 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:27,976 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:27,978 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:27,980 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:27,982 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:27,985 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:27,988 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:28,000 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:28,002 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:28,004 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:28,006 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:28,008 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:28,010 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:28,012 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:28,014 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:28,016 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:28,311 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:28,313 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:28,550 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:49:28,550 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:49:28,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:28,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:28,554 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:28,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-09 15:49:28,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:28,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:28,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:28,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:28,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:28,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:28,570 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:28,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:28,571 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:28,585 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:28,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:28,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:28,587 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:28,588 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-09 15:49:28,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:28,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:28,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:28,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:28,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:28,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:28,602 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:28,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:28,604 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:28,618 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:28,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:28,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:28,620 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:28,622 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-09 15:49:28,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:28,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:28,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:28,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:28,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:28,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:28,638 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:28,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:28,640 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:28,654 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:28,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:28,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:28,657 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:28,659 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-09 15:49:28,659 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:28,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:28,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:28,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:28,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:28,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:28,673 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:28,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:28,677 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:28,692 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:28,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:28,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:28,695 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:28,696 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-09 15:49:28,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:28,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:28,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:28,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:28,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:28,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:28,710 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:28,710 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:28,712 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:28,724 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:28,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:28,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:28,725 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:28,726 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-09 15:49:28,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:28,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:28,737 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:28,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:28,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:28,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:28,737 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:28,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:28,738 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:28,748 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:28,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:28,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:28,750 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:28,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-09 15:49:28,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:28,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:28,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:28,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:28,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:28,761 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:28,762 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:28,762 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:28,763 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:28,777 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:28,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:28,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:28,784 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:28,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-09 15:49:28,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:28,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:28,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:28,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:28,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:28,818 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:28,819 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:28,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:28,822 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:28,837 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-11-09 15:49:28,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:28,837 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:28,839 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:28,840 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-09 15:49:28,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:28,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:28,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:28,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:28,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:28,854 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:28,854 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:28,859 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:28,873 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-09 15:49:28,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:28,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:28,875 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:28,877 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-09 15:49:28,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:28,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:28,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:28,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:28,891 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:28,892 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:28,892 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:28,902 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:28,914 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:28,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:28,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:28,915 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:28,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-09 15:49:28,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:28,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:28,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:28,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:28,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:28,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:28,929 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:28,929 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:28,930 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:28,940 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-11-09 15:49:28,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:28,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:28,942 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:28,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-09 15:49:28,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:28,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:28,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:28,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:28,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:28,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:28,954 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:28,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:28,956 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:28,968 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:28,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:28,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:28,970 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:28,971 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-09 15:49:28,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:28,981 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:28,981 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:28,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:28,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:28,981 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:28,981 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:28,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:28,983 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:28,993 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-09 15:49:28,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:28,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:28,994 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:28,995 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-09 15:49:28,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:29,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,006 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:29,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:29,006 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,006 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:29,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:29,008 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:29,017 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-09 15:49:29,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,019 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,019 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-09 15:49:29,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:29,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:29,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:29,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,031 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:29,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:29,032 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:29,042 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:29,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,044 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,045 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-09 15:49:29,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:29,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:29,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:29,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,056 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:29,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:29,057 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:29,071 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:29,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,074 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,076 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-09 15:49:29,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:29,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:29,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:29,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,092 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:29,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:29,093 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:29,108 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:29,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,112 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-09 15:49:29,114 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:29,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:29,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:29,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,128 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:29,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:29,130 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:29,141 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:29,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,143 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-09 15:49:29,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:29,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:29,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:29,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,155 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:29,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:29,156 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:29,169 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:29,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,171 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,172 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-09 15:49:29,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:29,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:29,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,185 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:29,185 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:29,187 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:29,197 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-11-09 15:49:29,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,200 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-09 15:49:29,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:29,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,211 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:29,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:29,211 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,212 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:29,212 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:29,213 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:29,223 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:29,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,224 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,225 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-09 15:49:29,225 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:29,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,235 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-09 15:49:29,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,241 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-09 15:49:29,241 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-09 15:49:29,251 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:29,265 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-11-09 15:49:29,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,268 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,270 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-09 15:49:29,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:29,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:29,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:29,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,285 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:29,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:29,286 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:29,296 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:29,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,297 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,298 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-09 15:49:29,299 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 [2024-11-09 15:49:29,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:29,309 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,310 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:29,310 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:29,314 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:29,329 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 [2024-11-09 15:49:29,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,332 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,333 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-09 15:49:29,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:29,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:29,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,348 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:29,348 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:29,351 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:29,364 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-11-09 15:49:29,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,365 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,366 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-09 15:49:29,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:29,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:29,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,377 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:29,378 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:29,381 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:29,393 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2024-11-09 15:49:29,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,394 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,395 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-09 15:49:29,396 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 [2024-11-09 15:49:29,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:29,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,407 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:29,407 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:29,410 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:29,420 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:29,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,421 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,422 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-09 15:49:29,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:29,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:29,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,434 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:29,434 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:29,437 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:29,447 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-11-09 15:49:29,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,448 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-09 15:49:29,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:29,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:29,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,461 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:29,461 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:29,463 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:29,473 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-11-09 15:49:29,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,475 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-09 15:49:29,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:29,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:29,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,488 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:29,488 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:29,491 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:29,501 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:29,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,502 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,503 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-09 15:49:29,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:29,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:29,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:29,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,514 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:29,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:29,515 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:29,525 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:29,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,527 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-09 15:49:29,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:29,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:29,541 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,543 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:29,543 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:29,546 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:29,558 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-11-09 15:49:29,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,559 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-09 15:49:29,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:29,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:29,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,572 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:29,572 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:29,575 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:29,584 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-11-09 15:49:29,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,586 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-09 15:49:29,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:29,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:29,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,598 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:29,598 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:29,601 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:29,612 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:29,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,614 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-09 15:49:29,616 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 [2024-11-09 15:49:29,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,627 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:29,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:29,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,627 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:29,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:29,628 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:29,638 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:29,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,639 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,640 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-09 15:49:29,641 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 [2024-11-09 15:49:29,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:29,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:29,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:29,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:29,654 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:29,654 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:29,659 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:49:29,674 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-11-09 15:49:29,674 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-11-09 15:49:29,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:29,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:29,677 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:29,678 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-09 15:49:29,678 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:49:29,690 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-11-09 15:49:29,690 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:49:29,690 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_2, ULTIMATE.start_main_~nc_A~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_2 - 1*ULTIMATE.start_main_~nc_A~0#1 Supporting invariants [1*ULTIMATE.start_main_~#string_A~0#1.offset >= 0] [2024-11-09 15:49:29,700 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2024-11-09 15:49:29,722 INFO L156 tatePredicateManager]: 8 out of 9 supporting invariants were superfluous and have been removed [2024-11-09 15:49:29,724 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-09 15:49:29,724 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-09 15:49:29,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:29,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:29,775 INFO L255 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 15:49:29,776 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:29,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:29,979 INFO L255 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 15:49:29,980 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:29,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:49:29,999 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-11-09 15:49:30,000 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 36 states and 39 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:30,042 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 36 states and 39 transitions. cyclomatic complexity: 6. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 44 states and 51 transitions. Complement of second has 5 states. [2024-11-09 15:49:30,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-09 15:49:30,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:30,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2024-11-09 15:49:30,043 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 28 letters. Loop has 2 letters. [2024-11-09 15:49:30,044 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:49:30,044 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 30 letters. Loop has 2 letters. [2024-11-09 15:49:30,044 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:49:30,045 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 28 letters. Loop has 4 letters. [2024-11-09 15:49:30,045 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:49:30,045 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 51 transitions. [2024-11-09 15:49:30,046 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2024-11-09 15:49:30,046 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 38 states and 42 transitions. [2024-11-09 15:49:30,046 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2024-11-09 15:49:30,046 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36 [2024-11-09 15:49:30,047 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38 states and 42 transitions. [2024-11-09 15:49:30,047 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:49:30,047 INFO L218 hiAutomatonCegarLoop]: Abstraction has 38 states and 42 transitions. [2024-11-09 15:49:30,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states and 42 transitions. [2024-11-09 15:49:30,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2024-11-09 15:49:30,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 38 states have (on average 1.105263157894737) internal successors, (42), 37 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:30,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 42 transitions. [2024-11-09 15:49:30,049 INFO L240 hiAutomatonCegarLoop]: Abstraction has 38 states and 42 transitions. [2024-11-09 15:49:30,049 INFO L425 stractBuchiCegarLoop]: Abstraction has 38 states and 42 transitions. [2024-11-09 15:49:30,049 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-09 15:49:30,050 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 42 transitions. [2024-11-09 15:49:30,050 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2024-11-09 15:49:30,050 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:49:30,050 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:49:30,051 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:49:30,051 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:49:30,051 INFO L745 eck$LassoCheckResult]: Stem: 936#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 931#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 932#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 928#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 929#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 938#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 948#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 946#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 944#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 942#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 941#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 940#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 939#L33-3 assume !(main_~i~0#1 < 5); 925#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 926#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 937#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 920#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 921#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 953#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 952#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 951#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 950#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 949#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 947#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 945#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 943#L37-3 assume !(main_~i~0#1 < 5); 934#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 935#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 930#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 916#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 917#L42-4 main_~nc_B~0#1 := 0; 923#L46-3 [2024-11-09 15:49:30,051 INFO L747 eck$LassoCheckResult]: Loop: 923#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 922#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 923#L46-3 [2024-11-09 15:49:30,052 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:30,052 INFO L85 PathProgramCache]: Analyzing trace with hash 1793218173, now seen corresponding path program 1 times [2024-11-09 15:49:30,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:30,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819987735] [2024-11-09 15:49:30,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:30,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:30,069 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:30,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:30,083 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:30,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:30,083 INFO L85 PathProgramCache]: Analyzing trace with hash 2854, now seen corresponding path program 1 times [2024-11-09 15:49:30,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:30,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78969195] [2024-11-09 15:49:30,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:30,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:30,089 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:30,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:30,091 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:30,092 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:30,092 INFO L85 PathProgramCache]: Analyzing trace with hash 1000780450, now seen corresponding path program 1 times [2024-11-09 15:49:30,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:30,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605524350] [2024-11-09 15:49:30,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:30,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:30,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:30,108 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:30,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:30,123 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:31,346 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:33,226 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:49:33,227 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:49:33,227 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:49:33,227 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:49:33,227 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:49:33,227 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:33,227 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:49:33,227 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:49:33,227 INFO L132 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration7_Lasso [2024-11-09 15:49:33,227 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:49:33,227 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:49:33,229 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:33,232 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:33,234 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:33,237 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:33,239 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:33,241 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:33,243 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:33,252 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:33,256 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:33,258 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:33,259 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:33,264 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:33,266 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:33,267 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:33,550 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:33,551 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:33,553 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:33,554 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:33,555 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:33,557 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:33,751 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:49:33,751 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:49:33,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:33,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:33,754 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:33,756 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-11-09 15:49:33,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:33,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:33,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:33,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:33,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:33,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:33,766 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:33,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:33,767 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:33,777 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-11-09 15:49:33,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:33,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:33,779 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:33,780 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-11-09 15:49:33,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:33,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:33,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:33,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:33,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:33,790 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:33,791 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:33,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:33,792 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:33,802 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2024-11-09 15:49:33,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:33,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:33,803 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:33,804 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-11-09 15:49:33,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:33,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:33,815 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:33,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:33,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:33,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:33,815 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:33,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:33,816 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:33,827 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2024-11-09 15:49:33,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:33,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:33,851 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:33,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-11-09 15:49:33,853 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:33,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:33,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:33,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:33,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:33,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:33,863 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:33,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:33,864 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:33,874 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2024-11-09 15:49:33,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:33,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:33,876 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:33,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-11-09 15:49:33,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:33,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:33,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:33,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:33,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:33,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:33,887 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:33,887 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:33,888 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:33,898 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:33,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:33,899 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:33,900 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:33,902 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-11-09 15:49:33,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:33,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:33,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:33,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:33,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:33,914 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:33,915 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:33,915 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:33,916 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:33,926 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 [2024-11-09 15:49:33,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:33,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:33,927 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:33,928 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-11-09 15:49:33,929 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:33,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:33,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:33,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:33,939 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:33,940 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:33,940 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:33,942 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:33,953 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:33,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:33,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:33,955 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:33,956 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-11-09 15:49:33,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:33,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:33,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:33,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:33,966 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:33,967 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:33,967 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:33,970 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:33,980 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2024-11-09 15:49:33,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:33,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:33,981 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:33,982 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-11-09 15:49:33,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:33,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:33,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:33,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:33,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:33,993 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:33,994 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:33,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:33,995 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:34,005 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2024-11-09 15:49:34,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:34,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:34,007 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:34,018 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2024-11-09 15:49:34,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:34,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:34,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:34,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:34,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:34,029 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:34,030 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:34,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:34,031 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:34,041 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2024-11-09 15:49:34,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:34,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:34,043 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:34,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2024-11-09 15:49:34,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:34,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:34,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:34,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:34,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:34,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:34,055 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:34,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:34,056 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:34,065 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2024-11-09 15:49:34,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:34,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:34,067 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:34,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2024-11-09 15:49:34,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:34,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:34,079 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:34,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:34,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:34,079 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:34,079 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:34,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:34,080 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:34,094 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:34,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:34,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:34,096 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:34,096 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2024-11-09 15:49:34,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:34,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:34,107 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:34,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:34,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:34,107 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:34,107 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:34,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:34,108 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:34,118 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2024-11-09 15:49:34,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:34,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:34,120 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:34,120 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2024-11-09 15:49:34,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:34,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:34,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:34,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:34,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:34,131 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:34,131 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:34,131 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:34,132 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:34,142 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2024-11-09 15:49:34,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:34,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:34,144 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:34,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2024-11-09 15:49:34,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:34,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:34,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:34,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:34,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:34,156 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:34,157 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:34,160 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:34,174 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2024-11-09 15:49:34,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:34,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:34,176 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:34,177 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2024-11-09 15:49:34,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:34,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:34,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:34,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:34,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:34,191 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:34,191 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:34,195 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:34,210 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:34,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:34,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:34,212 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:34,213 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2024-11-09 15:49:34,214 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:34,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:34,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:34,227 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-09 15:49:34,227 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:34,231 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-09 15:49:34,231 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-09 15:49:34,241 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:34,256 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:34,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:34,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:34,258 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:34,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2024-11-09 15:49:34,260 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:34,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:34,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:34,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:34,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:34,274 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:34,274 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:34,277 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:34,287 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2024-11-09 15:49:34,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:34,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:34,288 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:34,289 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2024-11-09 15:49:34,290 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 [2024-11-09 15:49:34,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:34,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:34,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:34,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:34,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:34,300 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:34,300 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:34,301 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:34,311 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2024-11-09 15:49:34,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:34,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:34,312 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:34,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2024-11-09 15:49:34,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:34,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:34,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:34,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:34,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:34,325 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:34,325 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:34,328 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:34,337 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:34,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:34,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:34,339 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:34,339 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2024-11-09 15:49:34,340 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 [2024-11-09 15:49:34,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:34,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:34,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:34,350 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:34,351 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:34,351 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:34,354 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:34,364 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2024-11-09 15:49:34,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:34,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:34,366 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:34,367 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2024-11-09 15:49:34,368 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:34,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:34,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:34,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:34,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:34,381 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:34,381 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:34,384 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:34,398 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 [2024-11-09 15:49:34,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:34,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:34,401 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:34,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2024-11-09 15:49:34,403 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 [2024-11-09 15:49:34,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:34,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:34,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:34,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:34,415 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:34,415 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:34,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:34,417 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:34,427 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:34,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:34,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:34,428 INFO L229 MonitoredProcess]: Starting monitored process 84 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:34,429 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2024-11-09 15:49:34,429 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 [2024-11-09 15:49:34,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:34,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:34,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:34,439 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:34,442 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:34,442 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:34,448 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:49:34,465 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-11-09 15:49:34,465 INFO L444 ModelExtractionUtils]: 5 out of 13 variables were initially zero. Simplification set additionally 4 variables to zero. [2024-11-09 15:49:34,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:34,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:34,467 INFO L229 MonitoredProcess]: Starting monitored process 85 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:34,467 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2024-11-09 15:49:34,468 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:49:34,478 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-11-09 15:49:34,479 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:49:34,479 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_3, ULTIMATE.start_main_~nc_B~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_3 - 1*ULTIMATE.start_main_~nc_B~0#1 Supporting invariants [1*ULTIMATE.start_main_~#string_B~0#1.offset >= 0] [2024-11-09 15:49:34,489 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:34,508 INFO L156 tatePredicateManager]: 8 out of 9 supporting invariants were superfluous and have been removed [2024-11-09 15:49:34,510 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-09 15:49:34,510 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-09 15:49:34,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:34,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:34,565 INFO L255 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 15:49:34,566 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:34,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:34,759 INFO L255 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 15:49:34,759 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:34,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:49:34,773 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-11-09 15:49:34,774 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 42 transitions. cyclomatic complexity: 7 Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 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) [2024-11-09 15:49:34,816 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 42 transitions. cyclomatic complexity: 7. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 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 43 states and 50 transitions. Complement of second has 5 states. [2024-11-09 15:49:34,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-09 15:49:34,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 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) [2024-11-09 15:49:34,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2024-11-09 15:49:34,817 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 31 letters. Loop has 2 letters. [2024-11-09 15:49:34,817 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:49:34,818 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 33 letters. Loop has 2 letters. [2024-11-09 15:49:34,818 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:49:34,818 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 31 letters. Loop has 4 letters. [2024-11-09 15:49:34,818 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:49:34,818 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43 states and 50 transitions. [2024-11-09 15:49:34,819 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-09 15:49:34,819 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43 states to 40 states and 45 transitions. [2024-11-09 15:49:34,819 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2024-11-09 15:49:34,820 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36 [2024-11-09 15:49:34,820 INFO L73 IsDeterministic]: Start isDeterministic. Operand 40 states and 45 transitions. [2024-11-09 15:49:34,820 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:49:34,820 INFO L218 hiAutomatonCegarLoop]: Abstraction has 40 states and 45 transitions. [2024-11-09 15:49:34,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states and 45 transitions. [2024-11-09 15:49:34,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2024-11-09 15:49:34,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.125) internal successors, (45), 39 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:34,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 45 transitions. [2024-11-09 15:49:34,822 INFO L240 hiAutomatonCegarLoop]: Abstraction has 40 states and 45 transitions. [2024-11-09 15:49:34,822 INFO L425 stractBuchiCegarLoop]: Abstraction has 40 states and 45 transitions. [2024-11-09 15:49:34,822 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-09 15:49:34,822 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 45 transitions. [2024-11-09 15:49:34,823 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-09 15:49:34,823 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:49:34,823 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:49:34,824 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:49:34,824 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:49:34,824 INFO L745 eck$LassoCheckResult]: Stem: 1180#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 1173#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 1174#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1171#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1172#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1197#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1196#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1195#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1194#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1193#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1191#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1189#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1187#L33-3 assume !(main_~i~0#1 < 5); 1168#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 1169#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 1182#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1162#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1163#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1181#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1192#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1190#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1188#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1186#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1185#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1184#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1183#L37-3 assume !(main_~i~0#1 < 5); 1177#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 1178#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 1175#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1158#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 1159#L42-4 main_~nc_B~0#1 := 0; 1179#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 1164#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 1165#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 1170#L55-2 [2024-11-09 15:49:34,824 INFO L747 eck$LassoCheckResult]: Loop: 1170#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 1176#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 1170#L55-2 [2024-11-09 15:49:34,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:34,825 INFO L85 PathProgramCache]: Analyzing trace with hash 959422888, now seen corresponding path program 1 times [2024-11-09 15:49:34,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:34,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114272008] [2024-11-09 15:49:34,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:34,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:34,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:34,841 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:34,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:34,856 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:34,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:34,857 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 1 times [2024-11-09 15:49:34,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:34,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520625659] [2024-11-09 15:49:34,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:34,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:34,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:34,861 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:34,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:34,864 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:34,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:34,865 INFO L85 PathProgramCache]: Analyzing trace with hash -1412570677, now seen corresponding path program 1 times [2024-11-09 15:49:34,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:34,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231182643] [2024-11-09 15:49:34,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:34,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:34,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:34,947 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-09 15:49:34,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:49:34,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231182643] [2024-11-09 15:49:34,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231182643] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 15:49:34,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 15:49:34,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 15:49:34,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395602015] [2024-11-09 15:49:34,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 15:49:35,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:49:35,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 15:49:35,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 15:49:35,027 INFO L87 Difference]: Start difference. First operand 40 states and 45 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:35,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:49:35,039 INFO L93 Difference]: Finished difference Result 49 states and 55 transitions. [2024-11-09 15:49:35,039 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 49 states and 55 transitions. [2024-11-09 15:49:35,040 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-09 15:49:35,040 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 49 states to 41 states and 45 transitions. [2024-11-09 15:49:35,040 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36 [2024-11-09 15:49:35,040 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36 [2024-11-09 15:49:35,040 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 45 transitions. [2024-11-09 15:49:35,041 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:49:35,041 INFO L218 hiAutomatonCegarLoop]: Abstraction has 41 states and 45 transitions. [2024-11-09 15:49:35,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states and 45 transitions. [2024-11-09 15:49:35,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 40. [2024-11-09 15:49:35,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.1) internal successors, (44), 39 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:35,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 44 transitions. [2024-11-09 15:49:35,043 INFO L240 hiAutomatonCegarLoop]: Abstraction has 40 states and 44 transitions. [2024-11-09 15:49:35,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 15:49:35,044 INFO L425 stractBuchiCegarLoop]: Abstraction has 40 states and 44 transitions. [2024-11-09 15:49:35,044 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-09 15:49:35,044 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 44 transitions. [2024-11-09 15:49:35,044 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-09 15:49:35,045 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:49:35,045 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:49:35,045 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:49:35,045 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:49:35,046 INFO L745 eck$LassoCheckResult]: Stem: 1278#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 1272#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 1273#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1269#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1270#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1295#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1294#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1293#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1291#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1289#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1287#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1285#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1283#L33-3 assume !(main_~i~0#1 < 5); 1266#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 1267#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 1279#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1260#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1261#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1292#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1290#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1288#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1286#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1284#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1282#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1281#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1280#L37-3 assume !(main_~i~0#1 < 5); 1275#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 1276#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 1271#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1258#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 1259#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1256#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 1257#L42-4 main_~nc_B~0#1 := 0; 1277#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 1262#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 1263#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 1268#L55-2 [2024-11-09 15:49:35,046 INFO L747 eck$LassoCheckResult]: Loop: 1268#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 1274#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 1268#L55-2 [2024-11-09 15:49:35,046 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:35,046 INFO L85 PathProgramCache]: Analyzing trace with hash 94364173, now seen corresponding path program 1 times [2024-11-09 15:49:35,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:35,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266377996] [2024-11-09 15:49:35,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:35,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:35,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:35,122 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-09 15:49:35,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:49:35,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266377996] [2024-11-09 15:49:35,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266377996] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:49:35,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [986721257] [2024-11-09 15:49:35,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:35,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:49:35,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:35,124 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:49:35,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (86)] Waiting until timeout for monitored process [2024-11-09 15:49:35,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:35,214 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 15:49:35,215 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:35,244 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-09 15:49:35,244 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 15:49:35,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [986721257] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 15:49:35,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 15:49:35,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2024-11-09 15:49:35,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551131505] [2024-11-09 15:49:35,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 15:49:35,245 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:49:35,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:35,246 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 2 times [2024-11-09 15:49:35,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:35,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631547810] [2024-11-09 15:49:35,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:35,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:35,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:35,252 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:35,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:35,254 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:35,316 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2024-11-09 15:49:35,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:49:35,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 15:49:35,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-09 15:49:35,344 INFO L87 Difference]: Start difference. First operand 40 states and 44 transitions. cyclomatic complexity: 7 Second operand has 5 states, 4 states have (on average 5.0) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:35,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:49:35,362 INFO L93 Difference]: Finished difference Result 44 states and 47 transitions. [2024-11-09 15:49:35,362 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 47 transitions. [2024-11-09 15:49:35,362 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-09 15:49:35,362 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 42 states and 45 transitions. [2024-11-09 15:49:35,362 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36 [2024-11-09 15:49:35,363 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36 [2024-11-09 15:49:35,363 INFO L73 IsDeterministic]: Start isDeterministic. Operand 42 states and 45 transitions. [2024-11-09 15:49:35,363 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:49:35,363 INFO L218 hiAutomatonCegarLoop]: Abstraction has 42 states and 45 transitions. [2024-11-09 15:49:35,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states and 45 transitions. [2024-11-09 15:49:35,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 40. [2024-11-09 15:49:35,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.075) internal successors, (43), 39 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:35,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 43 transitions. [2024-11-09 15:49:35,368 INFO L240 hiAutomatonCegarLoop]: Abstraction has 40 states and 43 transitions. [2024-11-09 15:49:35,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 15:49:35,369 INFO L425 stractBuchiCegarLoop]: Abstraction has 40 states and 43 transitions. [2024-11-09 15:49:35,369 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-11-09 15:49:35,369 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 43 transitions. [2024-11-09 15:49:35,370 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-09 15:49:35,370 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:49:35,370 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:49:35,371 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:49:35,371 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:49:35,371 INFO L745 eck$LassoCheckResult]: Stem: 1477#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 1470#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 1471#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1468#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1469#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1494#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1493#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1492#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1490#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1488#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1486#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1484#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1482#L33-3 assume !(main_~i~0#1 < 5); 1465#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 1466#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 1478#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1459#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1460#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1491#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1489#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1487#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1485#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1483#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1481#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1480#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1479#L37-3 assume !(main_~i~0#1 < 5); 1474#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 1475#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 1472#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1457#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 1458#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1455#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 1456#L42-4 main_~nc_B~0#1 := 0; 1476#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 1463#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 1464#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 1461#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 1462#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 1467#L55-2 [2024-11-09 15:49:35,371 INFO L747 eck$LassoCheckResult]: Loop: 1467#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 1473#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 1467#L55-2 [2024-11-09 15:49:35,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:35,372 INFO L85 PathProgramCache]: Analyzing trace with hash 489706120, now seen corresponding path program 1 times [2024-11-09 15:49:35,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:35,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222355152] [2024-11-09 15:49:35,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:35,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:35,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:35,398 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:35,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:35,434 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:35,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:35,435 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 3 times [2024-11-09 15:49:35,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:35,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205447760] [2024-11-09 15:49:35,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:35,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:35,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:35,439 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:35,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:35,442 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:35,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:35,443 INFO L85 PathProgramCache]: Analyzing trace with hash -1838818645, now seen corresponding path program 1 times [2024-11-09 15:49:35,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:35,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908074806] [2024-11-09 15:49:35,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:35,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:35,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:35,469 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:35,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:35,487 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:38,633 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:49:38,633 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:49:38,633 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:49:38,633 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:49:38,634 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:49:38,634 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:38,634 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:49:38,634 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:49:38,634 INFO L132 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration10_Lasso [2024-11-09 15:49:38,634 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:49:38,634 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:49:38,636 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:38,639 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:38,641 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:38,644 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:38,647 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:38,649 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:38,651 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:38,653 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:38,655 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:38,668 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:38,670 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:38,672 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:38,674 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:38,676 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:38,678 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:38,680 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:38,682 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:39,278 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:49:39,278 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:49:39,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:39,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:39,281 INFO L229 MonitoredProcess]: Starting monitored process 87 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:39,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2024-11-09 15:49:39,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:39,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:39,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:39,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:39,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:39,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:39,293 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:39,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:39,294 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:39,304 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2024-11-09 15:49:39,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:39,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:39,305 INFO L229 MonitoredProcess]: Starting monitored process 88 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:39,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2024-11-09 15:49:39,306 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:39,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:39,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:39,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:39,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:39,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:39,317 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:39,317 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:39,318 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:39,328 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2024-11-09 15:49:39,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:39,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:39,329 INFO L229 MonitoredProcess]: Starting monitored process 89 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:39,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2024-11-09 15:49:39,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:39,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:39,341 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:39,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:39,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:39,341 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:39,341 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:39,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:39,342 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:39,352 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:39,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:39,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:39,353 INFO L229 MonitoredProcess]: Starting monitored process 90 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:39,354 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2024-11-09 15:49:39,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:39,364 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:39,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:39,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:39,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:39,365 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:39,365 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:39,365 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:39,366 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:39,376 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:39,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:39,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:39,377 INFO L229 MonitoredProcess]: Starting monitored process 91 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:39,377 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2024-11-09 15:49:39,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:39,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:39,388 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:39,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:39,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:39,388 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:39,388 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:39,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:39,389 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:39,399 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:39,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:39,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:39,401 INFO L229 MonitoredProcess]: Starting monitored process 92 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:39,401 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2024-11-09 15:49:39,402 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 [2024-11-09 15:49:39,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:39,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:39,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:39,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:39,412 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:39,412 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:39,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:39,413 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:39,423 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2024-11-09 15:49:39,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:39,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:39,425 INFO L229 MonitoredProcess]: Starting monitored process 93 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:39,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2024-11-09 15:49:39,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:39,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:39,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:39,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:39,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:39,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:39,436 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:39,436 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:39,437 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:39,447 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2024-11-09 15:49:39,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:39,448 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:39,449 INFO L229 MonitoredProcess]: Starting monitored process 94 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:39,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2024-11-09 15:49:39,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:39,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:39,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:39,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:39,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:39,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:39,460 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:39,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:39,461 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:39,472 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2024-11-09 15:49:39,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:39,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:39,473 INFO L229 MonitoredProcess]: Starting monitored process 95 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:39,474 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2024-11-09 15:49:39,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:39,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:39,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:39,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:39,485 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:39,486 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:39,486 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:39,488 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:39,499 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2024-11-09 15:49:39,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:39,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:39,500 INFO L229 MonitoredProcess]: Starting monitored process 96 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:39,501 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2024-11-09 15:49:39,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:39,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:39,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:39,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:39,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:39,512 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:39,512 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:39,515 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:39,525 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2024-11-09 15:49:39,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:39,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:39,541 INFO L229 MonitoredProcess]: Starting monitored process 97 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:39,542 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2024-11-09 15:49:39,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:39,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:39,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:39,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:39,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:39,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:39,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:39,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:39,555 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:39,565 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2024-11-09 15:49:39,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:39,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:39,566 INFO L229 MonitoredProcess]: Starting monitored process 98 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:39,566 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2024-11-09 15:49:39,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:39,577 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:39,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:39,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:39,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:39,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:39,577 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:39,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:39,578 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:39,589 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2024-11-09 15:49:39,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:39,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:39,590 INFO L229 MonitoredProcess]: Starting monitored process 99 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:39,591 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2024-11-09 15:49:39,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:39,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:39,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:39,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:39,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:39,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:39,603 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:39,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:39,604 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:39,615 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2024-11-09 15:49:39,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:39,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:39,616 INFO L229 MonitoredProcess]: Starting monitored process 100 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:39,617 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2024-11-09 15:49:39,618 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:39,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:39,628 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:39,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:39,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:39,629 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:39,629 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:39,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:39,630 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:39,641 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2024-11-09 15:49:39,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:39,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:39,642 INFO L229 MonitoredProcess]: Starting monitored process 101 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:39,643 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2024-11-09 15:49:39,643 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:39,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:39,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:39,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:39,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:39,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:39,654 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:39,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:39,655 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:39,664 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2024-11-09 15:49:39,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:39,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:39,666 INFO L229 MonitoredProcess]: Starting monitored process 102 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:39,666 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2024-11-09 15:49:39,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:39,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:39,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:39,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:39,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:39,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:39,677 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:39,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:39,678 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:39,688 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:39,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:39,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:39,689 INFO L229 MonitoredProcess]: Starting monitored process 103 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:39,690 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2024-11-09 15:49:39,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:39,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:39,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:39,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:39,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:39,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:39,701 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:39,701 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:39,702 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:39,711 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2024-11-09 15:49:39,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:39,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:39,713 INFO L229 MonitoredProcess]: Starting monitored process 104 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:39,714 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2024-11-09 15:49:39,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:39,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:39,725 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:39,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:39,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:39,725 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:39,725 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:39,726 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:39,727 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:39,737 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2024-11-09 15:49:39,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:39,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:39,738 INFO L229 MonitoredProcess]: Starting monitored process 105 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:39,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2024-11-09 15:49:39,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:39,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:39,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:39,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:39,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:39,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:39,754 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:39,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:39,755 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:39,765 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2024-11-09 15:49:39,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:39,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:39,767 INFO L229 MonitoredProcess]: Starting monitored process 106 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:39,767 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2024-11-09 15:49:39,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:39,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:39,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:39,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:39,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:39,781 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:39,781 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:39,786 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:49:39,797 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-11-09 15:49:39,797 INFO L444 ModelExtractionUtils]: 0 out of 16 variables were initially zero. Simplification set additionally 13 variables to zero. [2024-11-09 15:49:39,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:39,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:39,799 INFO L229 MonitoredProcess]: Starting monitored process 107 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:39,799 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2024-11-09 15:49:39,800 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:49:39,810 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:49:39,810 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:49:39,810 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~j~0#1, ULTIMATE.start_main_~nc_B~0#1) = -1*ULTIMATE.start_main_~j~0#1 + 1*ULTIMATE.start_main_~nc_B~0#1 Supporting invariants [] [2024-11-09 15:49:39,821 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2024-11-09 15:49:39,837 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2024-11-09 15:49:39,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:39,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:39,888 INFO L255 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:49:39,889 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:39,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:39,941 INFO L255 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 15:49:39,941 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:39,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:49:39,954 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-09 15:49:39,954 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 40 states and 43 transitions. cyclomatic complexity: 6 Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:39,972 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 40 states and 43 transitions. cyclomatic complexity: 6. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 44 states and 49 transitions. Complement of second has 5 states. [2024-11-09 15:49:39,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-09 15:49:39,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:39,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 22 transitions. [2024-11-09 15:49:39,973 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 38 letters. Loop has 2 letters. [2024-11-09 15:49:39,974 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:49:39,974 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 40 letters. Loop has 2 letters. [2024-11-09 15:49:39,974 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:49:39,974 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 38 letters. Loop has 4 letters. [2024-11-09 15:49:39,974 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:49:39,974 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 49 transitions. [2024-11-09 15:49:39,975 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-09 15:49:39,975 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 44 states and 49 transitions. [2024-11-09 15:49:39,975 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 37 [2024-11-09 15:49:39,976 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2024-11-09 15:49:39,976 INFO L73 IsDeterministic]: Start isDeterministic. Operand 44 states and 49 transitions. [2024-11-09 15:49:39,976 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:49:39,976 INFO L218 hiAutomatonCegarLoop]: Abstraction has 44 states and 49 transitions. [2024-11-09 15:49:39,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states and 49 transitions. [2024-11-09 15:49:39,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2024-11-09 15:49:39,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 44 states have (on average 1.1136363636363635) internal successors, (49), 43 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:39,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 49 transitions. [2024-11-09 15:49:39,978 INFO L240 hiAutomatonCegarLoop]: Abstraction has 44 states and 49 transitions. [2024-11-09 15:49:39,978 INFO L425 stractBuchiCegarLoop]: Abstraction has 44 states and 49 transitions. [2024-11-09 15:49:39,978 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-11-09 15:49:39,979 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44 states and 49 transitions. [2024-11-09 15:49:39,979 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-09 15:49:39,979 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:49:39,979 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:49:39,980 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:49:39,980 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:49:39,980 INFO L745 eck$LassoCheckResult]: Stem: 1737#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 1727#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 1728#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1724#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1725#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1739#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1754#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1753#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1752#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1750#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1748#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1746#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1744#L33-3 assume !(main_~i~0#1 < 5); 1721#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 1722#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 1738#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1715#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1716#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1751#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1749#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1747#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1745#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1743#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1742#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1741#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1740#L37-3 assume !(main_~i~0#1 < 5); 1733#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 1734#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 1726#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1713#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 1714#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1711#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 1712#L42-4 main_~nc_B~0#1 := 0; 1735#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 1719#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 1720#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 1717#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 1718#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 1723#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 1729#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 1730#L55-2 [2024-11-09 15:49:39,981 INFO L747 eck$LassoCheckResult]: Loop: 1730#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 1736#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 1730#L55-2 [2024-11-09 15:49:39,981 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:39,981 INFO L85 PathProgramCache]: Analyzing trace with hash -1838818643, now seen corresponding path program 1 times [2024-11-09 15:49:39,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:39,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205203554] [2024-11-09 15:49:39,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:39,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:40,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:40,006 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:40,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:40,025 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:40,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:40,026 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 4 times [2024-11-09 15:49:40,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:40,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168218310] [2024-11-09 15:49:40,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:40,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:40,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:40,030 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:40,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:40,032 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:40,033 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:40,033 INFO L85 PathProgramCache]: Analyzing trace with hash -1873154672, now seen corresponding path program 1 times [2024-11-09 15:49:40,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:40,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299471800] [2024-11-09 15:49:40,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:40,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:40,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:40,212 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-09 15:49:40,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:49:40,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299471800] [2024-11-09 15:49:40,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299471800] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:49:40,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1533762109] [2024-11-09 15:49:40,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:40,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:49:40,213 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:40,215 INFO L229 MonitoredProcess]: Starting monitored process 108 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:49:40,224 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (108)] Waiting until timeout for monitored process [2024-11-09 15:49:40,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:40,338 INFO L255 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 15:49:40,341 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:40,401 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-09 15:49:40,402 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:49:40,443 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-09 15:49:40,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1533762109] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:49:40,444 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:49:40,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 6] total 13 [2024-11-09 15:49:40,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252111805] [2024-11-09 15:49:40,444 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:49:40,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:49:40,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 15:49:40,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2024-11-09 15:49:40,521 INFO L87 Difference]: Start difference. First operand 44 states and 49 transitions. cyclomatic complexity: 9 Second operand has 13 states, 13 states have (on average 3.076923076923077) internal successors, (40), 13 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:40,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:49:40,635 INFO L93 Difference]: Finished difference Result 69 states and 75 transitions. [2024-11-09 15:49:40,636 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 69 states and 75 transitions. [2024-11-09 15:49:40,636 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-09 15:49:40,636 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 69 states to 47 states and 52 transitions. [2024-11-09 15:49:40,637 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 38 [2024-11-09 15:49:40,637 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2024-11-09 15:49:40,637 INFO L73 IsDeterministic]: Start isDeterministic. Operand 47 states and 52 transitions. [2024-11-09 15:49:40,637 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:49:40,637 INFO L218 hiAutomatonCegarLoop]: Abstraction has 47 states and 52 transitions. [2024-11-09 15:49:40,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states and 52 transitions. [2024-11-09 15:49:40,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 46. [2024-11-09 15:49:40,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.108695652173913) internal successors, (51), 45 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:40,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 51 transitions. [2024-11-09 15:49:40,639 INFO L240 hiAutomatonCegarLoop]: Abstraction has 46 states and 51 transitions. [2024-11-09 15:49:40,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-09 15:49:40,642 INFO L425 stractBuchiCegarLoop]: Abstraction has 46 states and 51 transitions. [2024-11-09 15:49:40,642 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-11-09 15:49:40,642 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 51 transitions. [2024-11-09 15:49:40,642 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-09 15:49:40,643 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:49:40,643 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:49:40,643 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:49:40,643 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:49:40,643 INFO L745 eck$LassoCheckResult]: Stem: 2125#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 2115#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 2116#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2111#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2112#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2143#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2142#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2141#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2139#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2137#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2135#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2133#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2131#L33-3 assume !(main_~i~0#1 < 5); 2108#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 2109#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 2126#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2102#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2103#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2140#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2138#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2136#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2134#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2132#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2130#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2129#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2128#L37-3 assume !(main_~i~0#1 < 5); 2121#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 2122#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 2113#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2100#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 2101#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2114#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 2127#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2098#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 2099#L42-4 main_~nc_B~0#1 := 0; 2123#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2106#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 2107#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2104#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 2105#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 2110#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 2117#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 2118#L55-2 [2024-11-09 15:49:40,643 INFO L747 eck$LassoCheckResult]: Loop: 2118#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 2124#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 2118#L55-2 [2024-11-09 15:49:40,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:40,645 INFO L85 PathProgramCache]: Analyzing trace with hash -1199867054, now seen corresponding path program 2 times [2024-11-09 15:49:40,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:40,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761669723] [2024-11-09 15:49:40,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:40,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:40,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:40,737 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:40,815 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-09 15:49:40,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:49:40,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761669723] [2024-11-09 15:49:40,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761669723] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:49:40,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1753462386] [2024-11-09 15:49:40,816 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-09 15:49:40,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:49:40,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:40,818 INFO L229 MonitoredProcess]: Starting monitored process 109 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:49:40,819 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (109)] Waiting until timeout for monitored process [2024-11-09 15:49:40,924 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-09 15:49:40,924 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 15:49:40,925 INFO L255 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 15:49:40,927 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:40,979 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-09 15:49:40,980 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:49:41,019 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-09 15:49:41,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1753462386] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:49:41,020 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:49:41,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2024-11-09 15:49:41,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652526200] [2024-11-09 15:49:41,020 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:49:41,021 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:49:41,021 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:41,021 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 5 times [2024-11-09 15:49:41,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:41,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104774463] [2024-11-09 15:49:41,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:41,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:41,027 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:41,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:41,030 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:41,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:49:41,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 15:49:41,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2024-11-09 15:49:41,115 INFO L87 Difference]: Start difference. First operand 46 states and 51 transitions. cyclomatic complexity: 9 Second operand has 11 states, 11 states have (on average 3.4545454545454546) internal successors, (38), 11 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:41,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:49:41,152 INFO L93 Difference]: Finished difference Result 52 states and 57 transitions. [2024-11-09 15:49:41,152 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52 states and 57 transitions. [2024-11-09 15:49:41,152 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-09 15:49:41,153 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52 states to 50 states and 55 transitions. [2024-11-09 15:49:41,153 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 38 [2024-11-09 15:49:41,154 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2024-11-09 15:49:41,154 INFO L73 IsDeterministic]: Start isDeterministic. Operand 50 states and 55 transitions. [2024-11-09 15:49:41,154 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:49:41,154 INFO L218 hiAutomatonCegarLoop]: Abstraction has 50 states and 55 transitions. [2024-11-09 15:49:41,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states and 55 transitions. [2024-11-09 15:49:41,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 48. [2024-11-09 15:49:41,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 48 states have (on average 1.1041666666666667) internal successors, (53), 47 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:41,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 53 transitions. [2024-11-09 15:49:41,158 INFO L240 hiAutomatonCegarLoop]: Abstraction has 48 states and 53 transitions. [2024-11-09 15:49:41,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 15:49:41,159 INFO L425 stractBuchiCegarLoop]: Abstraction has 48 states and 53 transitions. [2024-11-09 15:49:41,159 INFO L332 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2024-11-09 15:49:41,159 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 48 states and 53 transitions. [2024-11-09 15:49:41,159 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-09 15:49:41,159 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:49:41,159 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:49:41,160 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:49:41,160 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:49:41,160 INFO L745 eck$LassoCheckResult]: Stem: 2484#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 2473#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 2474#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2469#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2470#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2503#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2501#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2499#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2497#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2495#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2493#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2491#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2489#L33-3 assume !(main_~i~0#1 < 5); 2466#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 2467#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 2485#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2460#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2461#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2502#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2500#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2498#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2496#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2494#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2492#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2490#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2488#L37-3 assume !(main_~i~0#1 < 5); 2479#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 2480#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 2471#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2458#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 2459#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2472#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 2486#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2456#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 2457#L42-4 main_~nc_B~0#1 := 0; 2481#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2464#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 2465#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2482#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 2487#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2462#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 2463#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 2468#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 2475#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 2476#L55-2 [2024-11-09 15:49:41,160 INFO L747 eck$LassoCheckResult]: Loop: 2476#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 2483#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 2476#L55-2 [2024-11-09 15:49:41,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:41,161 INFO L85 PathProgramCache]: Analyzing trace with hash -1976327923, now seen corresponding path program 3 times [2024-11-09 15:49:41,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:41,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079762302] [2024-11-09 15:49:41,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:41,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:41,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:41,187 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:41,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:41,219 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:41,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:41,221 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 6 times [2024-11-09 15:49:41,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:41,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391034611] [2024-11-09 15:49:41,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:41,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:41,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:41,225 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:41,230 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:41,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:41,231 INFO L85 PathProgramCache]: Analyzing trace with hash -875586576, now seen corresponding path program 2 times [2024-11-09 15:49:41,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:41,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472638406] [2024-11-09 15:49:41,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:41,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:41,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:41,256 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:41,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:41,275 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:44,963 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:49:44,964 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:49:44,964 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:49:44,964 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:49:44,964 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:49:44,964 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:44,964 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:49:44,964 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:49:44,964 INFO L132 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration13_Lasso [2024-11-09 15:49:44,964 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:49:44,964 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:49:44,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:44,978 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:44,980 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:44,982 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:44,983 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:44,985 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:44,986 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:44,988 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:44,991 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:44,992 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:44,994 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:44,995 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:44,996 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:44,998 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:45,501 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:45,507 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:45,509 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:46,051 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:49:46,051 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:49:46,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,054 INFO L229 MonitoredProcess]: Starting monitored process 110 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,056 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2024-11-09 15:49:46,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,067 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,069 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:46,069 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:46,072 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,086 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:46,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,088 INFO L229 MonitoredProcess]: Starting monitored process 111 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,089 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2024-11-09 15:49:46,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,101 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:46,101 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:46,103 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,113 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:46,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,115 INFO L229 MonitoredProcess]: Starting monitored process 112 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2024-11-09 15:49:46,116 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 [2024-11-09 15:49:46,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:46,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,126 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:46,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:46,127 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,138 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2024-11-09 15:49:46,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,139 INFO L229 MonitoredProcess]: Starting monitored process 113 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,140 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2024-11-09 15:49:46,141 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 [2024-11-09 15:49:46,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,151 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:46,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,151 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,151 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:46,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:46,152 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,162 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Ended with exit code 0 [2024-11-09 15:49:46,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,164 INFO L229 MonitoredProcess]: Starting monitored process 114 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,164 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2024-11-09 15:49:46,165 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 [2024-11-09 15:49:46,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:46,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,175 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:46,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:46,176 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,186 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Ended with exit code 0 [2024-11-09 15:49:46,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,187 INFO L229 MonitoredProcess]: Starting monitored process 115 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,188 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2024-11-09 15:49:46,189 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 [2024-11-09 15:49:46,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:46,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,199 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:46,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:46,200 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,211 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2024-11-09 15:49:46,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,212 INFO L229 MonitoredProcess]: Starting monitored process 116 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,213 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2024-11-09 15:49:46,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:46,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,223 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:46,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:46,224 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,235 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2024-11-09 15:49:46,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,236 INFO L229 MonitoredProcess]: Starting monitored process 117 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,237 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2024-11-09 15:49:46,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:46,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,248 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:46,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:46,250 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,260 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2024-11-09 15:49:46,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,261 INFO L229 MonitoredProcess]: Starting monitored process 118 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,261 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2024-11-09 15:49:46,262 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 [2024-11-09 15:49:46,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:46,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,272 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:46,272 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:46,273 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,283 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2024-11-09 15:49:46,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,285 INFO L229 MonitoredProcess]: Starting monitored process 119 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,286 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2024-11-09 15:49:46,286 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 [2024-11-09 15:49:46,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:46,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,296 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:46,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:46,297 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,307 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2024-11-09 15:49:46,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,308 INFO L229 MonitoredProcess]: Starting monitored process 120 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,310 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2024-11-09 15:49:46,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:46,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,321 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,322 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:46,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:46,323 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,334 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:46,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,336 INFO L229 MonitoredProcess]: Starting monitored process 121 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,337 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2024-11-09 15:49:46,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:46,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,348 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:46,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:46,349 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,359 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:46,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,360 INFO L229 MonitoredProcess]: Starting monitored process 122 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,361 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2024-11-09 15:49:46,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:46,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,371 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,372 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:46,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:46,373 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,382 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2024-11-09 15:49:46,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,383 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,384 INFO L229 MonitoredProcess]: Starting monitored process 123 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,384 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2024-11-09 15:49:46,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:49:46,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,395 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,395 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:49:46,395 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:49:46,396 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,406 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:46,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,407 INFO L229 MonitoredProcess]: Starting monitored process 124 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2024-11-09 15:49:46,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,418 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,419 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:46,419 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:46,421 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,431 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2024-11-09 15:49:46,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,433 INFO L229 MonitoredProcess]: Starting monitored process 125 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,434 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2024-11-09 15:49:46,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,446 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:46,446 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:46,448 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,458 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2024-11-09 15:49:46,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,460 INFO L229 MonitoredProcess]: Starting monitored process 126 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,461 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2024-11-09 15:49:46,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,472 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:46,472 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:46,474 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,484 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2024-11-09 15:49:46,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,486 INFO L229 MonitoredProcess]: Starting monitored process 127 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,487 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2024-11-09 15:49:46,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,499 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:46,499 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:46,502 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,516 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Ended with exit code 0 [2024-11-09 15:49:46,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,518 INFO L229 MonitoredProcess]: Starting monitored process 128 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,519 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2024-11-09 15:49:46,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,529 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,531 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:46,531 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:46,533 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,543 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:46,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,544 INFO L229 MonitoredProcess]: Starting monitored process 129 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,545 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2024-11-09 15:49:46,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,557 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:46,557 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:46,559 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,569 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Ended with exit code 0 [2024-11-09 15:49:46,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,570 INFO L229 MonitoredProcess]: Starting monitored process 130 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2024-11-09 15:49:46,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,582 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,583 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:46,583 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:46,586 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,596 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2024-11-09 15:49:46,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,597 INFO L229 MonitoredProcess]: Starting monitored process 131 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,598 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2024-11-09 15:49:46,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,608 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,609 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:46,609 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:46,612 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,622 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2024-11-09 15:49:46,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,624 INFO L229 MonitoredProcess]: Starting monitored process 132 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2024-11-09 15:49:46,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,636 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-11-09 15:49:46,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,638 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-09 15:49:46,638 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:46,640 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,651 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Ended with exit code 0 [2024-11-09 15:49:46,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,652 INFO L229 MonitoredProcess]: Starting monitored process 133 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2024-11-09 15:49:46,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,664 INFO L203 nArgumentSynthesizer]: 12 stem disjuncts [2024-11-09 15:49:46,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,674 INFO L401 nArgumentSynthesizer]: We have 28 Motzkin's Theorem applications. [2024-11-09 15:49:46,674 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:46,688 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,699 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2024-11-09 15:49:46,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,700 INFO L229 MonitoredProcess]: Starting monitored process 134 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2024-11-09 15:49:46,702 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,712 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,712 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,713 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:46,713 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:46,715 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,725 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2024-11-09 15:49:46,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,727 INFO L229 MonitoredProcess]: Starting monitored process 135 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,728 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2024-11-09 15:49:46,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,740 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:46,740 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:46,743 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,753 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:46,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,754 INFO L229 MonitoredProcess]: Starting monitored process 136 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,755 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2024-11-09 15:49:46,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,767 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:46,767 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:46,769 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,779 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:46,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,780 INFO L229 MonitoredProcess]: Starting monitored process 137 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,781 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2024-11-09 15:49:46,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,793 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:46,793 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:46,795 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,805 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Ended with exit code 0 [2024-11-09 15:49:46,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,806 INFO L229 MonitoredProcess]: Starting monitored process 138 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2024-11-09 15:49:46,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,818 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:46,818 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:46,820 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:46,830 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2024-11-09 15:49:46,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,832 INFO L229 MonitoredProcess]: Starting monitored process 139 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,832 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2024-11-09 15:49:46,833 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:46,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:46,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:46,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:46,843 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:46,846 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:46,846 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:46,853 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:49:46,875 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2024-11-09 15:49:46,876 INFO L444 ModelExtractionUtils]: 0 out of 16 variables were initially zero. Simplification set additionally 13 variables to zero. [2024-11-09 15:49:46,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:46,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:46,878 INFO L229 MonitoredProcess]: Starting monitored process 140 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:46,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2024-11-09 15:49:46,880 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:49:46,892 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:49:46,893 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:49:46,893 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nc_A~0#1, ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~nc_A~0#1 - 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2024-11-09 15:49:46,903 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2024-11-09 15:49:46,936 INFO L156 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2024-11-09 15:49:46,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:46,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:46,984 INFO L255 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:49:46,985 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:47,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:47,030 INFO L255 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 15:49:47,031 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:47,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:49:47,040 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-09 15:49:47,040 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 48 states and 53 transitions. cyclomatic complexity: 9 Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:47,055 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 48 states and 53 transitions. cyclomatic complexity: 9. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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 52 states and 59 transitions. Complement of second has 5 states. [2024-11-09 15:49:47,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-09 15:49:47,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:47,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 25 transitions. [2024-11-09 15:49:47,056 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 25 transitions. Stem has 44 letters. Loop has 2 letters. [2024-11-09 15:49:47,057 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:49:47,057 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 25 transitions. Stem has 46 letters. Loop has 2 letters. [2024-11-09 15:49:47,057 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:49:47,057 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 25 transitions. Stem has 44 letters. Loop has 4 letters. [2024-11-09 15:49:47,057 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:49:47,057 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52 states and 59 transitions. [2024-11-09 15:49:47,058 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-09 15:49:47,058 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52 states to 52 states and 59 transitions. [2024-11-09 15:49:47,058 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 39 [2024-11-09 15:49:47,058 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 40 [2024-11-09 15:49:47,058 INFO L73 IsDeterministic]: Start isDeterministic. Operand 52 states and 59 transitions. [2024-11-09 15:49:47,058 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:49:47,058 INFO L218 hiAutomatonCegarLoop]: Abstraction has 52 states and 59 transitions. [2024-11-09 15:49:47,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states and 59 transitions. [2024-11-09 15:49:47,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2024-11-09 15:49:47,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 52 states have (on average 1.1346153846153846) internal successors, (59), 51 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:47,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 59 transitions. [2024-11-09 15:49:47,061 INFO L240 hiAutomatonCegarLoop]: Abstraction has 52 states and 59 transitions. [2024-11-09 15:49:47,061 INFO L425 stractBuchiCegarLoop]: Abstraction has 52 states and 59 transitions. [2024-11-09 15:49:47,061 INFO L332 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2024-11-09 15:49:47,061 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 52 states and 59 transitions. [2024-11-09 15:49:47,062 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-09 15:49:47,062 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:49:47,062 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:49:47,063 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:49:47,063 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:49:47,063 INFO L745 eck$LassoCheckResult]: Stem: 2788#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 2773#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 2774#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2771#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2772#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2804#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2802#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2800#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2798#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2796#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2794#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2792#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2791#L33-3 assume !(main_~i~0#1 < 5); 2768#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 2769#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 2789#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2762#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2763#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2806#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2805#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2803#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2801#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2799#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2797#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2795#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2793#L37-3 assume !(main_~i~0#1 < 5); 2782#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 2783#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 2775#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2776#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 2777#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2760#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 2761#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2758#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 2759#L42-4 main_~nc_B~0#1 := 0; 2784#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2766#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 2767#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2785#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 2790#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2764#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 2765#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 2770#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 2778#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 2779#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 2807#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 2786#L55-2 [2024-11-09 15:49:47,063 INFO L747 eck$LassoCheckResult]: Loop: 2786#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 2787#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 2786#L55-2 [2024-11-09 15:49:47,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:47,064 INFO L85 PathProgramCache]: Analyzing trace with hash -875586574, now seen corresponding path program 4 times [2024-11-09 15:49:47,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:47,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306571805] [2024-11-09 15:49:47,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:47,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:47,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:47,086 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:47,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:47,105 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:47,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:47,106 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 7 times [2024-11-09 15:49:47,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:47,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527239350] [2024-11-09 15:49:47,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:47,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:47,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:47,110 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:47,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:47,113 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:47,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:47,114 INFO L85 PathProgramCache]: Analyzing trace with hash 374894997, now seen corresponding path program 3 times [2024-11-09 15:49:47,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:47,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905234982] [2024-11-09 15:49:47,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:47,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:47,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:47,222 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:47,302 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-09 15:49:47,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:49:47,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905234982] [2024-11-09 15:49:47,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905234982] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:49:47,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [239785483] [2024-11-09 15:49:47,303 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-09 15:49:47,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:49:47,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:47,305 INFO L229 MonitoredProcess]: Starting monitored process 141 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:49:47,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (141)] Waiting until timeout for monitored process [2024-11-09 15:49:47,430 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-11-09 15:49:47,430 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 15:49:47,431 INFO L255 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 15:49:47,432 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:47,499 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-09 15:49:47,499 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:49:47,552 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-09 15:49:47,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [239785483] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:49:47,552 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:49:47,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 16 [2024-11-09 15:49:47,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435652069] [2024-11-09 15:49:47,552 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:49:47,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:49:47,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 15:49:47,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2024-11-09 15:49:47,622 INFO L87 Difference]: Start difference. First operand 52 states and 59 transitions. cyclomatic complexity: 12 Second operand has 16 states, 16 states have (on average 3.1875) internal successors, (51), 16 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:47,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:49:47,804 INFO L93 Difference]: Finished difference Result 92 states and 105 transitions. [2024-11-09 15:49:47,804 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 92 states and 105 transitions. [2024-11-09 15:49:47,804 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-09 15:49:47,804 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 92 states to 58 states and 65 transitions. [2024-11-09 15:49:47,805 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 40 [2024-11-09 15:49:47,805 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 40 [2024-11-09 15:49:47,805 INFO L73 IsDeterministic]: Start isDeterministic. Operand 58 states and 65 transitions. [2024-11-09 15:49:47,805 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:49:47,805 INFO L218 hiAutomatonCegarLoop]: Abstraction has 58 states and 65 transitions. [2024-11-09 15:49:47,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states and 65 transitions. [2024-11-09 15:49:47,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 56. [2024-11-09 15:49:47,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 56 states have (on average 1.125) internal successors, (63), 55 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:47,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 63 transitions. [2024-11-09 15:49:47,810 INFO L240 hiAutomatonCegarLoop]: Abstraction has 56 states and 63 transitions. [2024-11-09 15:49:47,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 15:49:47,811 INFO L425 stractBuchiCegarLoop]: Abstraction has 56 states and 63 transitions. [2024-11-09 15:49:47,811 INFO L332 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2024-11-09 15:49:47,811 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 56 states and 63 transitions. [2024-11-09 15:49:47,812 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-09 15:49:47,812 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:49:47,812 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:49:47,812 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:49:47,812 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:49:47,813 INFO L745 eck$LassoCheckResult]: Stem: 3257#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 3240#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 3241#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 3238#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 3239#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 3275#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 3273#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 3271#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 3269#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 3267#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 3266#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 3265#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 3264#L33-3 assume !(main_~i~0#1 < 5); 3235#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 3236#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 3259#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 3229#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3230#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 3258#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3278#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 3277#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3276#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 3274#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3272#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 3270#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3268#L37-3 assume !(main_~i~0#1 < 5); 3249#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 3250#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 3242#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3243#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 3244#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3227#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 3228#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3261#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 3260#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3225#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 3226#L42-4 main_~nc_B~0#1 := 0; 3254#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3255#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 3256#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3233#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 3234#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3263#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 3262#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3231#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 3232#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 3237#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 3280#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 3279#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 3245#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 3246#L55-2 [2024-11-09 15:49:47,813 INFO L747 eck$LassoCheckResult]: Loop: 3246#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 3251#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 3246#L55-2 [2024-11-09 15:49:47,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:47,813 INFO L85 PathProgramCache]: Analyzing trace with hash -1412851758, now seen corresponding path program 5 times [2024-11-09 15:49:47,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:47,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352697844] [2024-11-09 15:49:47,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:47,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:47,849 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:47,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:47,881 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:47,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:47,883 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 8 times [2024-11-09 15:49:47,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:47,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883245664] [2024-11-09 15:49:47,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:47,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:47,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:47,888 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:47,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:47,891 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:47,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:47,892 INFO L85 PathProgramCache]: Analyzing trace with hash -540871307, now seen corresponding path program 4 times [2024-11-09 15:49:47,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:47,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568487301] [2024-11-09 15:49:47,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:47,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:47,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:47,928 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:47,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:47,960 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:52,267 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:49:52,267 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:49:52,267 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:49:52,267 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:49:52,267 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:49:52,267 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:52,267 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:49:52,267 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:49:52,267 INFO L132 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration15_Lasso [2024-11-09 15:49:52,267 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:49:52,267 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:49:52,269 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:52,720 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:52,727 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:52,729 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:52,731 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:52,732 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:52,734 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:52,735 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:52,736 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:52,738 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:52,739 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:52,741 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:52,742 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:52,744 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:52,745 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:52,746 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:52,748 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:49:52,889 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2024-11-09 15:49:54,111 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:49:54,111 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:49:54,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:54,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:54,112 INFO L229 MonitoredProcess]: Starting monitored process 142 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:54,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2024-11-09 15:49:54,114 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:54,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:54,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:54,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:54,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:54,125 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:54,125 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:54,127 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:54,137 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Ended with exit code 0 [2024-11-09 15:49:54,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:54,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:54,139 INFO L229 MonitoredProcess]: Starting monitored process 143 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:54,139 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2024-11-09 15:49:54,140 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 [2024-11-09 15:49:54,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:54,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:54,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:54,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:54,151 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:54,151 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:54,153 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:54,163 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Ended with exit code 0 [2024-11-09 15:49:54,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:54,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:54,164 INFO L229 MonitoredProcess]: Starting monitored process 144 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:54,165 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2024-11-09 15:49:54,165 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 [2024-11-09 15:49:54,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:54,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:54,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:54,176 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:54,177 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:54,177 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:54,179 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:54,190 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2024-11-09 15:49:54,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:54,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:54,192 INFO L229 MonitoredProcess]: Starting monitored process 145 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:54,192 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2024-11-09 15:49:54,193 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:54,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:54,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:54,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:54,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:54,204 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:54,204 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:54,206 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:54,216 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2024-11-09 15:49:54,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:54,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:54,232 INFO L229 MonitoredProcess]: Starting monitored process 146 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:54,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2024-11-09 15:49:54,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:54,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:54,243 INFO L203 nArgumentSynthesizer]: 36 stem disjuncts [2024-11-09 15:49:54,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:54,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:54,279 INFO L401 nArgumentSynthesizer]: We have 76 Motzkin's Theorem applications. [2024-11-09 15:49:54,280 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:54,334 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:54,351 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2024-11-09 15:49:54,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:54,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:54,353 INFO L229 MonitoredProcess]: Starting monitored process 147 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:54,355 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2024-11-09 15:49:54,356 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:54,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:54,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:54,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:54,368 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:54,370 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:54,370 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:54,373 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:54,387 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:54,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:54,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:54,389 INFO L229 MonitoredProcess]: Starting monitored process 148 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:54,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2024-11-09 15:49:54,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:54,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:54,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:54,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:54,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:54,405 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:54,405 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:54,410 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:54,424 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:54,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:54,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:54,426 INFO L229 MonitoredProcess]: Starting monitored process 149 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:54,427 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2024-11-09 15:49:54,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:54,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:54,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:54,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:54,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:54,442 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:54,442 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:54,446 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:54,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:54,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:54,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:54,462 INFO L229 MonitoredProcess]: Starting monitored process 150 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:54,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2024-11-09 15:49:54,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:54,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:54,477 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-11-09 15:49:54,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:54,477 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:54,478 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-09 15:49:54,478 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:54,481 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:54,495 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:54,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:54,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:54,497 INFO L229 MonitoredProcess]: Starting monitored process 151 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:54,498 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2024-11-09 15:49:54,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:54,510 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:54,510 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-11-09 15:49:54,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:54,510 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:54,511 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-09 15:49:54,512 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:54,515 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:54,529 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:54,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:54,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:54,531 INFO L229 MonitoredProcess]: Starting monitored process 152 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:54,532 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2024-11-09 15:49:54,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:54,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:54,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:54,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:54,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:54,546 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:54,546 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:54,551 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:49:54,564 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Forceful destruction successful, exit code 0 [2024-11-09 15:49:54,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:54,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:54,567 INFO L229 MonitoredProcess]: Starting monitored process 153 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:54,568 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2024-11-09 15:49:54,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:49:54,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:49:54,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:49:54,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:49:54,581 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:49:54,584 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:49:54,584 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:49:54,591 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:49:54,618 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2024-11-09 15:49:54,619 INFO L444 ModelExtractionUtils]: 1 out of 16 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-11-09 15:49:54,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:54,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:49:54,620 INFO L229 MonitoredProcess]: Starting monitored process 154 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:49:54,621 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2024-11-09 15:49:54,621 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:49:54,632 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:49:54,632 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:49:54,632 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~nc_A~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~nc_A~0#1 Supporting invariants [] [2024-11-09 15:49:54,642 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Ended with exit code 0 [2024-11-09 15:49:54,683 INFO L156 tatePredicateManager]: 14 out of 14 supporting invariants were superfluous and have been removed [2024-11-09 15:49:54,692 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:54,737 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:49:54,738 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:54,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:54,801 INFO L255 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 15:49:54,801 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:54,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:49:54,813 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-09 15:49:54,813 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 56 states and 63 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:54,829 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 56 states and 63 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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 58 states and 67 transitions. Complement of second has 5 states. [2024-11-09 15:49:54,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-09 15:49:54,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:54,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 25 transitions. [2024-11-09 15:49:54,830 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 25 transitions. Stem has 50 letters. Loop has 2 letters. [2024-11-09 15:49:54,830 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:49:54,831 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-09 15:49:54,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:54,887 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Ended with exit code 0 [2024-11-09 15:49:54,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:54,928 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:49:54,929 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:54,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:54,993 INFO L255 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 15:49:54,993 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:55,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:49:55,005 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-09 15:49:55,005 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 56 states and 63 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:55,020 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 56 states and 63 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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 58 states and 67 transitions. Complement of second has 5 states. [2024-11-09 15:49:55,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-09 15:49:55,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:55,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 25 transitions. [2024-11-09 15:49:55,021 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 25 transitions. Stem has 50 letters. Loop has 2 letters. [2024-11-09 15:49:55,021 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:49:55,021 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-09 15:49:55,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:55,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:55,074 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:49:55,074 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:55,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:49:55,119 INFO L255 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 15:49:55,119 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:49:55,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:49:55,132 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-09 15:49:55,132 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 56 states and 63 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:55,150 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 56 states and 63 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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 60 states and 70 transitions. Complement of second has 4 states. [2024-11-09 15:49:55,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-09 15:49:55,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:55,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 26 transitions. [2024-11-09 15:49:55,152 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 26 transitions. Stem has 50 letters. Loop has 2 letters. [2024-11-09 15:49:55,152 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:49:55,152 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 26 transitions. Stem has 52 letters. Loop has 2 letters. [2024-11-09 15:49:55,152 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:49:55,152 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 26 transitions. Stem has 50 letters. Loop has 4 letters. [2024-11-09 15:49:55,152 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:49:55,152 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 70 transitions. [2024-11-09 15:49:55,153 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-09 15:49:55,154 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 58 states and 66 transitions. [2024-11-09 15:49:55,154 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 38 [2024-11-09 15:49:55,154 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 40 [2024-11-09 15:49:55,154 INFO L73 IsDeterministic]: Start isDeterministic. Operand 58 states and 66 transitions. [2024-11-09 15:49:55,154 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:49:55,154 INFO L218 hiAutomatonCegarLoop]: Abstraction has 58 states and 66 transitions. [2024-11-09 15:49:55,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states and 66 transitions. [2024-11-09 15:49:55,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 50. [2024-11-09 15:49:55,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 50 states have (on average 1.08) internal successors, (54), 49 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:49:55,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 54 transitions. [2024-11-09 15:49:55,156 INFO L240 hiAutomatonCegarLoop]: Abstraction has 50 states and 54 transitions. [2024-11-09 15:49:55,156 INFO L425 stractBuchiCegarLoop]: Abstraction has 50 states and 54 transitions. [2024-11-09 15:49:55,156 INFO L332 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2024-11-09 15:49:55,156 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 50 states and 54 transitions. [2024-11-09 15:49:55,157 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-09 15:49:55,157 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:49:55,157 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:49:55,157 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:49:55,157 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:49:55,157 INFO L745 eck$LassoCheckResult]: Stem: 4037#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 4028#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 4029#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4023#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4024#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4054#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4052#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4050#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4048#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4047#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4046#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4045#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4044#L33-3 assume !(main_~i~0#1 < 5); 4020#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 4021#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 4038#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4014#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4015#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4059#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4058#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4057#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4056#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4055#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4053#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4051#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4049#L37-3 assume !(main_~i~0#1 < 5); 4033#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 4034#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 4025#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4026#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 4027#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4012#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 4013#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4040#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 4039#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4010#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 4011#L42-4 main_~nc_B~0#1 := 0; 4035#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4018#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 4019#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4036#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 4043#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4042#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 4041#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4016#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 4017#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 4022#L55-2 [2024-11-09 15:49:55,158 INFO L747 eck$LassoCheckResult]: Loop: 4022#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 4030#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 4022#L55-2 [2024-11-09 15:49:55,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:55,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1972313288, now seen corresponding path program 2 times [2024-11-09 15:49:55,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:55,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110647757] [2024-11-09 15:49:55,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:55,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:55,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:55,184 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:55,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:55,206 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:55,206 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:55,206 INFO L85 PathProgramCache]: Analyzing trace with hash 3558, now seen corresponding path program 1 times [2024-11-09 15:49:55,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:55,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416671910] [2024-11-09 15:49:55,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:55,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:55,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:55,211 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:55,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:55,214 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:55,214 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:49:55,215 INFO L85 PathProgramCache]: Analyzing trace with hash 1312494829, now seen corresponding path program 6 times [2024-11-09 15:49:55,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:49:55,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655546210] [2024-11-09 15:49:55,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:49:55,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:49:55,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:55,242 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:49:55,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:49:55,273 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:49:59,599 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:49:59,599 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:49:59,600 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:49:59,600 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:49:59,600 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:49:59,600 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:49:59,600 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:49:59,600 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:49:59,600 INFO L132 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration16_Lasso [2024-11-09 15:49:59,600 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:49:59,600 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:49:59,601 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:00,049 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:00,051 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:00,052 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:00,054 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:00,056 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:00,058 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:00,060 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:00,062 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:00,064 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:00,066 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:00,068 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:00,072 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:00,074 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:00,076 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:00,087 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:00,093 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:00,457 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:50:00,458 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:50:00,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:50:00,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:50:00,459 INFO L229 MonitoredProcess]: Starting monitored process 155 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:50:00,460 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2024-11-09 15:50:00,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:50:00,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:50:00,470 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-11-09 15:50:00,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:50:00,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:50:00,472 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-09 15:50:00,472 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:50:00,474 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:50:00,484 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Ended with exit code 0 [2024-11-09 15:50:00,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:50:00,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:50:00,485 INFO L229 MonitoredProcess]: Starting monitored process 156 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:50:00,501 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2024-11-09 15:50:00,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:50:00,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:50:00,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:50:00,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:50:00,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:50:00,513 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:50:00,513 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:50:00,516 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:50:00,526 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Ended with exit code 0 [2024-11-09 15:50:00,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:50:00,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:50:00,527 INFO L229 MonitoredProcess]: Starting monitored process 157 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:50:00,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2024-11-09 15:50:00,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:50:00,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:50:00,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:50:00,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:50:00,538 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:50:00,539 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:50:00,539 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:50:00,543 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:50:00,555 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Ended with exit code 0 [2024-11-09 15:50:00,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:50:00,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:50:00,556 INFO L229 MonitoredProcess]: Starting monitored process 158 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:50:00,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2024-11-09 15:50:00,558 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:50:00,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:50:00,567 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-11-09 15:50:00,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:50:00,567 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:50:00,568 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-09 15:50:00,568 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:50:00,571 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:50:00,582 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Ended with exit code 0 [2024-11-09 15:50:00,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:50:00,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:50:00,583 INFO L229 MonitoredProcess]: Starting monitored process 159 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:50:00,584 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2024-11-09 15:50:00,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:50:00,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:50:00,594 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-11-09 15:50:00,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:50:00,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:50:00,595 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-09 15:50:00,595 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:50:00,598 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:50:00,608 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Ended with exit code 0 [2024-11-09 15:50:00,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:50:00,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:50:00,609 INFO L229 MonitoredProcess]: Starting monitored process 160 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:50:00,610 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2024-11-09 15:50:00,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:50:00,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:50:00,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:50:00,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:50:00,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:50:00,627 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:50:00,627 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:50:00,637 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:50:00,649 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-11-09 15:50:00,649 INFO L444 ModelExtractionUtils]: 3 out of 28 variables were initially zero. Simplification set additionally 22 variables to zero. [2024-11-09 15:50:00,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:50:00,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:50:00,651 INFO L229 MonitoredProcess]: Starting monitored process 161 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:50:00,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2024-11-09 15:50:00,652 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:50:00,662 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:50:00,662 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:50:00,662 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_7) = -2*ULTIMATE.start_main_~i~0#1 + 5*v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_7 Supporting invariants [] [2024-11-09 15:50:00,673 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Ended with exit code 0 [2024-11-09 15:50:00,715 INFO L156 tatePredicateManager]: 16 out of 18 supporting invariants were superfluous and have been removed [2024-11-09 15:50:00,718 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-09 15:50:00,718 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-09 15:50:00,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:50:00,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:50:00,780 INFO L255 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-09 15:50:00,781 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:50:00,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:50:00,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 15:50:00,875 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:50:00,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:50:00,901 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2024-11-09 15:50:00,902 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 50 states and 54 transitions. cyclomatic complexity: 7 Second operand has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:50:00,968 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 50 states and 54 transitions. cyclomatic complexity: 7. Second operand has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 states have internal predecessors, (27), 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 74 states and 86 transitions. Complement of second has 10 states. [2024-11-09 15:50:00,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 5 stem states 1 non-accepting loop states 2 accepting loop states [2024-11-09 15:50:00,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:50:00,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 37 transitions. [2024-11-09 15:50:00,969 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 37 transitions. Stem has 46 letters. Loop has 2 letters. [2024-11-09 15:50:00,969 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:50:00,969 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 37 transitions. Stem has 48 letters. Loop has 2 letters. [2024-11-09 15:50:00,969 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:50:00,969 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 37 transitions. Stem has 46 letters. Loop has 4 letters. [2024-11-09 15:50:00,969 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:50:00,969 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 74 states and 86 transitions. [2024-11-09 15:50:00,970 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-09 15:50:00,970 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 74 states to 72 states and 82 transitions. [2024-11-09 15:50:00,970 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 43 [2024-11-09 15:50:00,970 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 44 [2024-11-09 15:50:00,970 INFO L73 IsDeterministic]: Start isDeterministic. Operand 72 states and 82 transitions. [2024-11-09 15:50:00,970 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:50:00,971 INFO L218 hiAutomatonCegarLoop]: Abstraction has 72 states and 82 transitions. [2024-11-09 15:50:00,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states and 82 transitions. [2024-11-09 15:50:00,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 66. [2024-11-09 15:50:00,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 66 states have (on average 1.121212121212121) internal successors, (74), 65 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:50:00,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 74 transitions. [2024-11-09 15:50:00,973 INFO L240 hiAutomatonCegarLoop]: Abstraction has 66 states and 74 transitions. [2024-11-09 15:50:00,973 INFO L425 stractBuchiCegarLoop]: Abstraction has 66 states and 74 transitions. [2024-11-09 15:50:00,973 INFO L332 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2024-11-09 15:50:00,973 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 66 states and 74 transitions. [2024-11-09 15:50:00,974 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-09 15:50:00,974 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:50:00,974 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:50:00,974 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:50:00,974 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:50:00,975 INFO L745 eck$LassoCheckResult]: Stem: 4419#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 4406#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 4407#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4404#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4405#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4436#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4434#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4432#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4430#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4428#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4426#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4424#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4421#L33-3 assume !(main_~i~0#1 < 5); 4401#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 4402#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 4420#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4395#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4396#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4435#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4433#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4431#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4429#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4427#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4425#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4423#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4422#L37-3 assume !(main_~i~0#1 < 5); 4414#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 4415#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 4408#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4393#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 4394#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4409#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 4456#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4455#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 4454#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4453#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 4452#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4451#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 4450#L42-4 main_~nc_B~0#1 := 0; 4449#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4448#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 4447#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4446#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 4442#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4439#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 4437#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4438#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 4445#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 4411#L55-2 [2024-11-09 15:50:00,975 INFO L747 eck$LassoCheckResult]: Loop: 4411#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 4410#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 4411#L55-2 [2024-11-09 15:50:00,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:50:00,975 INFO L85 PathProgramCache]: Analyzing trace with hash -179245651, now seen corresponding path program 3 times [2024-11-09 15:50:00,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:50:00,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979244838] [2024-11-09 15:50:00,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:50:00,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:50:00,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:50:01,200 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 20 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-09 15:50:01,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:50:01,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979244838] [2024-11-09 15:50:01,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1979244838] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:50:01,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1724541816] [2024-11-09 15:50:01,201 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-09 15:50:01,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:50:01,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:50:01,203 INFO L229 MonitoredProcess]: Starting monitored process 162 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:50:01,203 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (162)] Waiting until timeout for monitored process [2024-11-09 15:50:01,349 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-11-09 15:50:01,349 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 15:50:01,350 INFO L255 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-09 15:50:01,351 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:50:01,437 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-09 15:50:01,437 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:50:01,561 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-09 15:50:01,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1724541816] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:50:01,562 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:50:01,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 16 [2024-11-09 15:50:01,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716058576] [2024-11-09 15:50:01,562 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:50:01,562 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:50:01,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:50:01,562 INFO L85 PathProgramCache]: Analyzing trace with hash 3558, now seen corresponding path program 2 times [2024-11-09 15:50:01,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:50:01,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267417729] [2024-11-09 15:50:01,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:50:01,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:50:01,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:50:01,568 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:50:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:50:01,571 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:50:01,589 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Ended with exit code 0 [2024-11-09 15:50:01,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:50:01,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-09 15:50:01,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=175, Unknown=0, NotChecked=0, Total=272 [2024-11-09 15:50:01,657 INFO L87 Difference]: Start difference. First operand 66 states and 74 transitions. cyclomatic complexity: 13 Second operand has 17 states, 16 states have (on average 3.0) internal successors, (48), 17 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:50:01,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:50:01,736 INFO L93 Difference]: Finished difference Result 77 states and 87 transitions. [2024-11-09 15:50:01,736 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 77 states and 87 transitions. [2024-11-09 15:50:01,737 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-09 15:50:01,737 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 77 states to 75 states and 85 transitions. [2024-11-09 15:50:01,737 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 44 [2024-11-09 15:50:01,737 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 44 [2024-11-09 15:50:01,738 INFO L73 IsDeterministic]: Start isDeterministic. Operand 75 states and 85 transitions. [2024-11-09 15:50:01,738 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:50:01,738 INFO L218 hiAutomatonCegarLoop]: Abstraction has 75 states and 85 transitions. [2024-11-09 15:50:01,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states and 85 transitions. [2024-11-09 15:50:01,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 68. [2024-11-09 15:50:01,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 68 states have (on average 1.1176470588235294) internal successors, (76), 67 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:50:01,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 76 transitions. [2024-11-09 15:50:01,740 INFO L240 hiAutomatonCegarLoop]: Abstraction has 68 states and 76 transitions. [2024-11-09 15:50:01,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 15:50:01,741 INFO L425 stractBuchiCegarLoop]: Abstraction has 68 states and 76 transitions. [2024-11-09 15:50:01,741 INFO L332 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2024-11-09 15:50:01,741 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 68 states and 76 transitions. [2024-11-09 15:50:01,741 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-09 15:50:01,742 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:50:01,742 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:50:01,742 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:50:01,742 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:50:01,742 INFO L745 eck$LassoCheckResult]: Stem: 4874#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 4858#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 4859#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4856#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4857#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4893#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4891#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4889#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4887#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4885#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4883#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4881#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4878#L33-3 assume !(main_~i~0#1 < 5); 4852#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 4853#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 4875#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4846#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4847#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4892#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4890#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4888#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4886#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4884#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4882#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4880#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4879#L37-3 assume !(main_~i~0#1 < 5); 4867#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 4868#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 4860#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4861#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 4901#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4902#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 4862#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4863#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 4896#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4897#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 4876#L42-4 main_~nc_B~0#1 := 0; 4877#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4906#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 4905#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4904#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 4903#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4895#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 4894#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4848#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 4849#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 4871#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 4865#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 4866#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 4864#L55 [2024-11-09 15:50:01,743 INFO L747 eck$LassoCheckResult]: Loop: 4864#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 4855#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 4864#L55 [2024-11-09 15:50:01,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:50:01,743 INFO L85 PathProgramCache]: Analyzing trace with hash 2032634054, now seen corresponding path program 2 times [2024-11-09 15:50:01,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:50:01,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920419194] [2024-11-09 15:50:01,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:50:01,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:50:01,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:50:01,767 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:50:01,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:50:01,787 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:50:01,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:50:01,787 INFO L85 PathProgramCache]: Analyzing trace with hash 3708, now seen corresponding path program 3 times [2024-11-09 15:50:01,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:50:01,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214875415] [2024-11-09 15:50:01,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:50:01,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:50:01,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:50:01,792 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:50:01,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:50:01,794 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:50:01,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:50:01,795 INFO L85 PathProgramCache]: Analyzing trace with hash -848791039, now seen corresponding path program 5 times [2024-11-09 15:50:01,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:50:01,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145920142] [2024-11-09 15:50:01,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:50:01,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:50:01,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:50:01,820 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:50:01,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:50:01,839 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:50:07,731 WARN L286 SmtUtils]: Spent 5.80s on a formula simplification. DAG size of input: 374 DAG size of output: 282 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-09 15:50:08,363 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:50:08,363 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:50:08,363 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:50:08,363 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:50:08,363 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:50:08,363 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:50:08,363 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:50:08,363 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:50:08,363 INFO L132 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration18_Lasso [2024-11-09 15:50:08,363 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:50:08,363 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:50:08,365 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:09,078 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:09,080 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:09,081 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:09,082 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:09,084 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:09,097 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:09,099 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:09,100 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:09,101 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:09,103 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:09,104 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:09,106 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:09,108 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:09,109 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:09,110 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:50:09,481 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:50:09,481 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:50:09,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:50:09,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:50:09,483 INFO L229 MonitoredProcess]: Starting monitored process 163 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:50:09,483 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2024-11-09 15:50:09,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:50:09,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:50:09,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:50:09,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:50:09,494 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:50:09,495 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:50:09,495 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:50:09,498 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:50:09,508 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Ended with exit code 0 [2024-11-09 15:50:09,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:50:09,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:50:09,509 INFO L229 MonitoredProcess]: Starting monitored process 164 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:50:09,510 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2024-11-09 15:50:09,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:50:09,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:50:09,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:50:09,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:50:09,520 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:50:09,521 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:50:09,521 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:50:09,523 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:50:09,533 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Forceful destruction successful, exit code 0 [2024-11-09 15:50:09,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:50:09,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:50:09,534 INFO L229 MonitoredProcess]: Starting monitored process 165 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:50:09,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2024-11-09 15:50:09,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:50:09,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:50:09,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:50:09,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:50:09,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:50:09,547 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:50:09,547 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:50:09,550 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:50:09,560 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Forceful destruction successful, exit code 0 [2024-11-09 15:50:09,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:50:09,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:50:09,561 INFO L229 MonitoredProcess]: Starting monitored process 166 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:50:09,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Waiting until timeout for monitored process [2024-11-09 15:50:09,562 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 [2024-11-09 15:50:09,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:50:09,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:50:09,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:50:09,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:50:09,575 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:50:09,575 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:50:09,582 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:50:09,595 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-09 15:50:09,595 INFO L444 ModelExtractionUtils]: 0 out of 19 variables were initially zero. Simplification set additionally 15 variables to zero. [2024-11-09 15:50:09,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:50:09,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:50:09,597 INFO L229 MonitoredProcess]: Starting monitored process 167 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:50:09,598 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Waiting until timeout for monitored process [2024-11-09 15:50:09,598 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:50:09,608 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:50:09,609 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:50:09,609 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nc_A~0#1, ULTIMATE.start_main_~j~0#1, ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~nc_A~0#1 + 1*ULTIMATE.start_main_~j~0#1 - 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2024-11-09 15:50:09,619 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Ended with exit code 0 [2024-11-09 15:50:09,651 INFO L156 tatePredicateManager]: 12 out of 12 supporting invariants were superfluous and have been removed [2024-11-09 15:50:09,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:50:09,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:50:09,714 INFO L255 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:50:09,714 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:50:09,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:50:09,764 INFO L255 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 15:50:09,764 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:50:09,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:50:09,777 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-09 15:50:09,777 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 68 states and 76 transitions. cyclomatic complexity: 13 Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:50:09,796 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 68 states and 76 transitions. cyclomatic complexity: 13. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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 83 states and 97 transitions. Complement of second has 6 states. [2024-11-09 15:50:09,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-09 15:50:09,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:50:09,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 27 transitions. [2024-11-09 15:50:09,797 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 49 letters. Loop has 2 letters. [2024-11-09 15:50:09,797 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:50:09,797 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 51 letters. Loop has 2 letters. [2024-11-09 15:50:09,797 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:50:09,797 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 49 letters. Loop has 4 letters. [2024-11-09 15:50:09,798 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:50:09,798 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 83 states and 97 transitions. [2024-11-09 15:50:09,798 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-09 15:50:09,798 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 83 states to 0 states and 0 transitions. [2024-11-09 15:50:09,798 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-09 15:50:09,798 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-09 15:50:09,798 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-09 15:50:09,798 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:50:09,799 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 15:50:09,799 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 15:50:09,799 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 15:50:09,799 INFO L332 stractBuchiCegarLoop]: ======== Iteration 19 ============ [2024-11-09 15:50:09,799 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-09 15:50:09,799 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-09 15:50:09,799 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-09 15:50:09,805 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.11 03:50:09 BoogieIcfgContainer [2024-11-09 15:50:09,805 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-09 15:50:09,805 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 15:50:09,805 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 15:50:09,806 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 15:50:09,806 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:49:20" (3/4) ... [2024-11-09 15:50:09,808 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 15:50:09,809 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 15:50:09,809 INFO L158 Benchmark]: Toolchain (without parser) took 49913.83ms. Allocated memory was 182.5MB in the beginning and 339.7MB in the end (delta: 157.3MB). Free memory was 145.3MB in the beginning and 212.2MB in the end (delta: -66.8MB). Peak memory consumption was 90.8MB. Max. memory is 16.1GB. [2024-11-09 15:50:09,810 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 182.5MB. Free memory is still 146.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 15:50:09,810 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.73ms. Allocated memory is still 182.5MB. Free memory was 145.1MB in the beginning and 142.0MB in the end (delta: 3.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 15:50:09,810 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.13ms. Allocated memory is still 182.5MB. Free memory was 142.0MB in the beginning and 140.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 15:50:09,811 INFO L158 Benchmark]: Boogie Preprocessor took 46.41ms. Allocated memory is still 182.5MB. Free memory was 140.0MB in the beginning and 137.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 15:50:09,811 INFO L158 Benchmark]: RCFGBuilder took 382.89ms. Allocated memory is still 182.5MB. Free memory was 137.9MB in the beginning and 144.4MB in the end (delta: -6.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 15:50:09,812 INFO L158 Benchmark]: BuchiAutomizer took 49133.64ms. Allocated memory was 182.5MB in the beginning and 339.7MB in the end (delta: 157.3MB). Free memory was 144.4MB in the beginning and 212.2MB in the end (delta: -67.8MB). Peak memory consumption was 92.5MB. Max. memory is 16.1GB. [2024-11-09 15:50:09,812 INFO L158 Benchmark]: Witness Printer took 3.64ms. Allocated memory is still 339.7MB. Free memory is still 212.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 15:50:09,813 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 182.5MB. Free memory is still 146.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 314.73ms. Allocated memory is still 182.5MB. Free memory was 145.1MB in the beginning and 142.0MB in the end (delta: 3.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.13ms. Allocated memory is still 182.5MB. Free memory was 142.0MB in the beginning and 140.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.41ms. Allocated memory is still 182.5MB. Free memory was 140.0MB in the beginning and 137.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 382.89ms. Allocated memory is still 182.5MB. Free memory was 137.9MB in the beginning and 144.4MB in the end (delta: -6.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 49133.64ms. Allocated memory was 182.5MB in the beginning and 339.7MB in the end (delta: 157.3MB). Free memory was 144.4MB in the beginning and 212.2MB in the end (delta: -67.8MB). Peak memory consumption was 92.5MB. Max. memory is 16.1GB. * Witness Printer took 3.64ms. Allocated memory is still 339.7MB. Free memory is still 212.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 18 terminating modules (10 trivial, 7 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function (((long long) -1 * j) + nc_B) and consists of 3 locations. One deterministic module has affine ranking function (((long long) -1 * i) + nc_A) and consists of 3 locations. One deterministic module has affine ranking function null and consists of 8 locations. One deterministic module has affine ranking function ((((long long) -1 * i) + j) + nc_A) and consists of 4 locations. One nondeterministic module has affine ranking function (((long long) -1 * i) + nc_A) and consists of 3 locations. 10 modules have a trivial ranking function, the largest among these consists of 17 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 49.0s and 19 iterations. TraceHistogramMax:5. Analysis of lassos took 46.2s. Construction of modules took 0.5s. Büchi inclusion checks took 2.1s. Highest rank in rank-based complementation 3. Minimization of det autom 6. Minimization of nondet autom 12. Automata minimization 0.1s AutomataMinimizationTime, 17 MinimizatonAttempts, 63 StatesRemovedByMinimization, 12 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 [7, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 444 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 437 mSDsluCounter, 798 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 445 mSDsCounter, 140 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 725 IncrementalHoareTripleChecker+Invalid, 865 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 140 mSolverCounterUnsat, 353 mSDtfsCounter, 725 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc4 concLT0 SILN0 SILU6 SILI0 SILT0 lasso8 LassoPreprocessingBenchmarks: Lassos: inital312 mio100 ax100 hnf100 lsp94 ukn50 mio100 lsp26 div100 bol100 ite100 ukn100 eq168 hnf92 smp100 dnf589 smp89 tf100 neg100 sie113 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 117ms VariablesStem: 6 VariablesLoop: 2 DisjunctsStem: 36 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 76 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! [2024-11-09 15:50:09,840 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Forceful destruction successful, exit code 0 [2024-11-09 15:50:10,042 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (162)] Forceful destruction successful, exit code 0 [2024-11-09 15:50:10,242 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (141)] Ended with exit code 0 [2024-11-09 15:50:10,443 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (109)] Ended with exit code 0 [2024-11-09 15:50:10,644 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (108)] Ended with exit code 0 [2024-11-09 15:50:10,843 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (86)] Ended with exit code 0 [2024-11-09 15:50:11,044 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2024-11-09 15:50:11,244 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-11-09 15:50:11,444 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-11-09 15:50:11,647 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE