./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/termination.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/substring-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/substring-alloca-2.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 4cb6276eff0c60579b1d5f7034948eb4f53891709ff48cdd11b3329ec3c4cc2e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-25 00:00:54,858 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-25 00:00:54,956 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-10-25 00:00:54,966 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-25 00:00:54,966 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-25 00:00:54,999 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-25 00:00:54,999 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-25 00:00:55,000 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-25 00:00:55,000 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-25 00:00:55,001 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-25 00:00:55,001 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-25 00:00:55,002 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-25 00:00:55,003 INFO L153 SettingsManager]: * Use SBE=true [2024-10-25 00:00:55,006 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-25 00:00:55,007 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-25 00:00:55,007 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-25 00:00:55,007 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-25 00:00:55,007 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-25 00:00:55,008 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-25 00:00:55,008 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-25 00:00:55,008 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-25 00:00:55,011 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-25 00:00:55,012 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-25 00:00:55,012 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-25 00:00:55,012 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-25 00:00:55,012 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-25 00:00:55,013 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-25 00:00:55,013 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-25 00:00:55,013 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-25 00:00:55,013 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-25 00:00:55,013 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-25 00:00:55,014 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-25 00:00:55,014 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-25 00:00:55,014 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-25 00:00:55,014 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-25 00:00:55,014 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-25 00:00:55,015 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-25 00:00:55,015 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-25 00:00:55,016 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-25 00:00:55,016 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4cb6276eff0c60579b1d5f7034948eb4f53891709ff48cdd11b3329ec3c4cc2e [2024-10-25 00:00:55,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-25 00:00:55,276 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-25 00:00:55,280 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-25 00:00:55,281 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-25 00:00:55,282 INFO L274 PluginConnector]: CDTParser initialized [2024-10-25 00:00:55,283 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/substring-alloca-2.i [2024-10-25 00:00:56,903 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-25 00:00:57,276 INFO L384 CDTParser]: Found 1 translation units. [2024-10-25 00:00:57,276 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/substring-alloca-2.i [2024-10-25 00:00:57,308 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9e80ebfc/de869fc6ba4c41c1a5f2eeb5ff8f2109/FLAGa1b58419b [2024-10-25 00:00:57,326 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9e80ebfc/de869fc6ba4c41c1a5f2eeb5ff8f2109 [2024-10-25 00:00:57,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-25 00:00:57,334 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-25 00:00:57,340 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-25 00:00:57,340 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-25 00:00:57,344 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-25 00:00:57,345 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 12:00:57" (1/1) ... [2024-10-25 00:00:57,351 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fb208ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:00:57, skipping insertion in model container [2024-10-25 00:00:57,351 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 12:00:57" (1/1) ... [2024-10-25 00:00:57,404 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-25 00:00:57,920 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-25 00:00:57,945 INFO L200 MainTranslator]: Completed pre-run [2024-10-25 00:00:58,037 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-25 00:00:58,079 INFO L204 MainTranslator]: Completed translation [2024-10-25 00:00:58,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:00:58 WrapperNode [2024-10-25 00:00:58,079 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-25 00:00:58,080 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-25 00:00:58,080 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-25 00:00:58,080 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-25 00:00:58,087 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:00:58" (1/1) ... [2024-10-25 00:00:58,100 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:00:58" (1/1) ... [2024-10-25 00:00:58,118 INFO L138 Inliner]: procedures = 117, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2024-10-25 00:00:58,120 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-25 00:00:58,120 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-25 00:00:58,121 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-25 00:00:58,121 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-25 00:00:58,129 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:00:58" (1/1) ... [2024-10-25 00:00:58,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:00:58" (1/1) ... [2024-10-25 00:00:58,137 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:00:58" (1/1) ... [2024-10-25 00:00:58,152 INFO L175 MemorySlicer]: Split 9 memory accesses to 2 slices as follows [4, 5]. 56 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 4 writes are split as follows [2, 2]. [2024-10-25 00:00:58,157 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:00:58" (1/1) ... [2024-10-25 00:00:58,157 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:00:58" (1/1) ... [2024-10-25 00:00:58,163 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:00:58" (1/1) ... [2024-10-25 00:00:58,166 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:00:58" (1/1) ... [2024-10-25 00:00:58,172 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:00:58" (1/1) ... [2024-10-25 00:00:58,173 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:00:58" (1/1) ... [2024-10-25 00:00:58,175 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-25 00:00:58,179 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-25 00:00:58,179 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-25 00:00:58,179 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-25 00:00:58,179 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:00:58" (1/1) ... [2024-10-25 00:00:58,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:00:58,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:00:58,219 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:00:58,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-25 00:00:58,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-25 00:00:58,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-25 00:00:58,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-25 00:00:58,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-25 00:00:58,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-25 00:00:58,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-25 00:00:58,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-25 00:00:58,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-25 00:00:58,345 INFO L238 CfgBuilder]: Building ICFG [2024-10-25 00:00:58,347 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-25 00:00:58,466 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-10-25 00:00:58,466 INFO L287 CfgBuilder]: Performing block encoding [2024-10-25 00:00:58,476 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-25 00:00:58,476 INFO L314 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-25 00:00:58,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 12:00:58 BoogieIcfgContainer [2024-10-25 00:00:58,477 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-25 00:00:58,478 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-25 00:00:58,478 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-25 00:00:58,481 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-25 00:00:58,482 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-25 00:00:58,482 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.10 12:00:57" (1/3) ... [2024-10-25 00:00:58,483 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@45fcfc62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.10 12:00:58, skipping insertion in model container [2024-10-25 00:00:58,483 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-25 00:00:58,483 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:00:58" (2/3) ... [2024-10-25 00:00:58,483 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@45fcfc62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.10 12:00:58, skipping insertion in model container [2024-10-25 00:00:58,483 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-25 00:00:58,483 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 12:00:58" (3/3) ... [2024-10-25 00:00:58,485 INFO L332 chiAutomizerObserver]: Analyzing ICFG substring-alloca-2.i [2024-10-25 00:00:58,536 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-25 00:00:58,536 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-25 00:00:58,537 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-25 00:00:58,537 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-25 00:00:58,537 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-25 00:00:58,537 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-25 00:00:58,539 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-25 00:00:58,539 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-25 00:00:58,543 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 23 states, 22 states have (on average 1.5454545454545454) internal successors, (34), 22 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:00:58,558 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2024-10-25 00:00:58,558 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-25 00:00:58,558 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-25 00:00:58,562 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-10-25 00:00:58,562 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-25 00:00:58,563 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-25 00:00:58,563 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 23 states, 22 states have (on average 1.5454545454545454) internal successors, (34), 22 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:00:58,564 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2024-10-25 00:00:58,564 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-25 00:00:58,565 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-25 00:00:58,565 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-10-25 00:00:58,565 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-25 00:00:58,571 INFO L745 eck$LassoCheckResult]: Stem: 16#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 9#L532true assume !(main_~length1~0#1 < 1); 6#L532-2true assume !(main_~length2~0#1 < 1); 2#L535-1true call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 18#L541-3true [2024-10-25 00:00:58,571 INFO L747 eck$LassoCheckResult]: Loop: 18#L541-3true assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet15#1;call write~int#0(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1; 23#L541-2true main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1; 18#L541-3true [2024-10-25 00:00:58,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:00:58,576 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2024-10-25 00:00:58,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:00:58,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049420723] [2024-10-25 00:00:58,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:00:58,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:00:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:00:58,694 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:00:58,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:00:58,724 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:00:58,728 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:00:58,728 INFO L85 PathProgramCache]: Analyzing trace with hash 1699, now seen corresponding path program 1 times [2024-10-25 00:00:58,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:00:58,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489078112] [2024-10-25 00:00:58,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:00:58,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:00:58,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:00:58,738 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:00:58,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:00:58,744 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:00:58,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:00:58,745 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935720, now seen corresponding path program 1 times [2024-10-25 00:00:58,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:00:58,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017371106] [2024-10-25 00:00:58,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:00:58,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:00:58,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:00:58,768 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:00:58,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:00:58,797 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:00:59,124 INFO L204 LassoAnalysis]: Preferences: [2024-10-25 00:00:59,125 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-25 00:00:59,126 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-25 00:00:59,126 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-25 00:00:59,126 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-25 00:00:59,126 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:00:59,126 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-25 00:00:59,126 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-25 00:00:59,126 INFO L132 ssoRankerPreferences]: Filename of dumped script: substring-alloca-2.i_Iteration1_Lasso [2024-10-25 00:00:59,126 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-25 00:00:59,127 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-25 00:00:59,144 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:00:59,151 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:00:59,154 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:00:59,308 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:00:59,311 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:00:59,313 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:00:59,315 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:00:59,317 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:00:59,318 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:00:59,321 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:00:59,323 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:00:59,324 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:00:59,326 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:00:59,329 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:00:59,330 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:00:59,333 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:00:59,613 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-25 00:00:59,634 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-25 00:00:59,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:00:59,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:00:59,642 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:00:59,647 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-25 00:00:59,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:00:59,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:00:59,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:00:59,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:00:59,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:00:59,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:00:59,677 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:00:59,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:00:59,679 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:00:59,729 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-10-25 00:00:59,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:00:59,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:00:59,732 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:00:59,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-25 00:00:59,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:00:59,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:00:59,782 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:00:59,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:00:59,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:00:59,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:00:59,784 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:00:59,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:00:59,785 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:00:59,814 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 [2024-10-25 00:00:59,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:00:59,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:00:59,817 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:00:59,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-25 00:00:59,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:00:59,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:00:59,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:00:59,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:00:59,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:00:59,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:00:59,839 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:00:59,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:00:59,843 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:00:59,857 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-10-25 00:00:59,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:00:59,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:00:59,860 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:00:59,862 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-25 00:00:59,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:00:59,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:00:59,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:00:59,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:00:59,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:00:59,882 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:00:59,882 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:00:59,888 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:00:59,901 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-10-25 00:00:59,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:00:59,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:00:59,904 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:00:59,905 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-25 00:00:59,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:00:59,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:00:59,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:00:59,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:00:59,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:00:59,919 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:00:59,919 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:00:59,922 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:00:59,933 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-10-25 00:00:59,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:00:59,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:00:59,936 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:00:59,937 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-25 00:00:59,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:00:59,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:00:59,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:00:59,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:00:59,949 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:00:59,951 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:00:59,952 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:00:59,955 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:00:59,967 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 [2024-10-25 00:00:59,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:00:59,968 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:00:59,969 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:00:59,971 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-25 00:00:59,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:00:59,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:00:59,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:00:59,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:00:59,982 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:00:59,985 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:00:59,985 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:00:59,988 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:00,038 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-10-25 00:01:00,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:00,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:00,040 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:00,042 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-25 00:01:00,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:00,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:00,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:00,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:00,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:00,059 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:01:00,060 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:01:00,069 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-25 00:01:00,096 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2024-10-25 00:01:00,097 INFO L444 ModelExtractionUtils]: 4 out of 19 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-10-25 00:01:00,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:00,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:00,104 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:00,112 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-25 00:01:00,113 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-25 00:01:00,129 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-25 00:01:00,129 INFO L474 LassoAnalysis]: Proved termination. [2024-10-25 00:01:00,130 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~length1~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~length1~0#1 Supporting invariants [] [2024-10-25 00:01:00,143 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:00,168 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2024-10-25 00:01:00,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:00,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:00,212 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-25 00:01:00,213 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-25 00:01:00,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:00,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-25 00:01:00,233 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-25 00:01:00,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 00:01:00,272 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 [2024-10-25 00:01:00,274 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 23 states, 22 states have (on average 1.5454545454545454) internal successors, (34), 22 states have internal predecessors, (34), 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 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:00,319 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 23 states, 22 states have (on average 1.5454545454545454) internal successors, (34), 22 states have internal predecessors, (34), 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 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 41 states and 62 transitions. Complement of second has 6 states. [2024-10-25 00:01:00,326 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 [2024-10-25 00:01:00,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:00,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 33 transitions. [2024-10-25 00:01:00,335 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 5 letters. Loop has 2 letters. [2024-10-25 00:01:00,336 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:00,336 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 7 letters. Loop has 2 letters. [2024-10-25 00:01:00,341 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:00,341 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 5 letters. Loop has 4 letters. [2024-10-25 00:01:00,341 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:00,342 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 62 transitions. [2024-10-25 00:01:00,344 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2024-10-25 00:01:00,352 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 19 states and 28 transitions. [2024-10-25 00:01:00,353 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-10-25 00:01:00,353 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2024-10-25 00:01:00,354 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 28 transitions. [2024-10-25 00:01:00,354 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-25 00:01:00,354 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 28 transitions. [2024-10-25 00:01:00,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 28 transitions. [2024-10-25 00:01:00,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2024-10-25 00:01:00,398 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) [2024-10-25 00:01:00,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 28 transitions. [2024-10-25 00:01:00,400 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 28 transitions. [2024-10-25 00:01:00,400 INFO L425 stractBuchiCegarLoop]: Abstraction has 19 states and 28 transitions. [2024-10-25 00:01:00,400 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-25 00:01:00,400 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 28 transitions. [2024-10-25 00:01:00,401 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2024-10-25 00:01:00,401 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-25 00:01:00,401 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-25 00:01:00,402 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:00,402 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-25 00:01:00,402 INFO L745 eck$LassoCheckResult]: Stem: 148#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 142#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 143#L532 assume !(main_~length1~0#1 < 1); 140#L532-2 assume !(main_~length2~0#1 < 1); 133#L535-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 134#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 144#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 136#L547-3 [2024-10-25 00:01:00,407 INFO L747 eck$LassoCheckResult]: Loop: 136#L547-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet17#1;call write~int#1(main_#t~nondet17#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet17#1; 135#L547-2 main_#t~post18#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post18#1;havoc main_#t~post18#1; 136#L547-3 [2024-10-25 00:01:00,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:00,410 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935662, now seen corresponding path program 1 times [2024-10-25 00:01:00,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:00,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563320004] [2024-10-25 00:01:00,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:00,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:00,432 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:00,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:00,441 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:00,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:00,442 INFO L85 PathProgramCache]: Analyzing trace with hash 2147, now seen corresponding path program 1 times [2024-10-25 00:01:00,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:00,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116016780] [2024-10-25 00:01:00,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:00,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:00,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:00,448 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:00,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:00,452 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:00,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:00,453 INFO L85 PathProgramCache]: Analyzing trace with hash 1298384784, now seen corresponding path program 1 times [2024-10-25 00:01:00,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:00,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740672005] [2024-10-25 00:01:00,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:00,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:00,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:00,468 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:00,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:00,482 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:00,677 INFO L204 LassoAnalysis]: Preferences: [2024-10-25 00:01:00,677 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-25 00:01:00,677 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-25 00:01:00,677 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-25 00:01:00,677 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-25 00:01:00,677 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:00,678 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-25 00:01:00,678 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-25 00:01:00,678 INFO L132 ssoRankerPreferences]: Filename of dumped script: substring-alloca-2.i_Iteration2_Lasso [2024-10-25 00:01:00,678 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-25 00:01:00,678 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-25 00:01:00,680 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:00,682 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:00,684 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:00,686 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:00,688 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:00,689 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:00,691 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:00,693 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:00,696 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:00,698 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:00,700 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:00,845 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:00,848 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:00,851 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:00,853 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:00,855 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:00,859 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:01,014 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:01,097 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-25 00:01:01,098 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-25 00:01:01,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:01,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:01,103 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:01,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-25 00:01:01,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:01,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:01,119 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:01,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:01,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:01,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:01,120 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:01,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:01,121 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:01,132 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-10-25 00:01:01,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:01,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:01,138 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:01,139 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-25 00:01:01,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:01,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:01,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:01,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:01,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:01,151 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:01,151 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:01,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:01,153 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:01,164 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:01,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:01,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:01,166 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:01,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-10-25 00:01:01,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:01,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:01,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:01,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:01,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:01,181 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:01,181 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:01,181 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:01,182 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:01,194 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:01,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:01,194 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:01,196 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:01,197 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-10-25 00:01:01,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:01,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:01,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:01,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:01,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:01,210 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:01,210 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:01,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:01,211 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:01,227 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:01,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:01,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:01,232 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:01,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-10-25 00:01:01,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:01,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:01,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:01,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:01,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:01,245 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:01,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:01,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:01,247 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:01,261 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:01,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:01,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:01,264 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:01,265 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-10-25 00:01:01,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:01,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:01,277 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:01,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:01,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:01,278 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:01,282 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:01,282 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:01,283 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:01,298 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-10-25 00:01:01,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:01,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:01,300 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:01,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-10-25 00:01:01,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:01,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:01,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:01,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:01,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:01,320 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:01:01,320 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:01:01,324 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:01,335 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:01,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:01,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:01,337 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:01,339 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-10-25 00:01:01,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:01,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:01,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:01,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:01,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:01,353 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:01:01,353 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:01:01,355 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:01,366 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 [2024-10-25 00:01:01,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:01,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:01,368 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:01,369 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-10-25 00:01:01,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:01,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:01,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:01,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:01,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:01,386 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:01:01,387 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:01:01,389 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:01,410 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-10-25 00:01:01,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:01,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:01,413 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:01,414 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-10-25 00:01:01,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:01,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:01,430 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:01,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:01,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:01,431 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:01,431 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:01,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:01,433 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:01,446 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-10-25 00:01:01,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:01,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:01,448 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:01,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-10-25 00:01:01,450 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 [2024-10-25 00:01:01,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:01,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:01,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:01,461 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:01,462 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:01:01,462 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:01:01,464 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:01,476 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-10-25 00:01:01,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:01,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:01,479 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:01,479 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-10-25 00:01:01,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:01,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:01,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:01,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:01,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:01,495 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:01:01,495 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:01:01,498 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:01,509 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:01,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:01,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:01,511 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:01,512 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-10-25 00:01:01,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:01,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:01,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:01,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:01,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:01,527 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:01:01,527 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:01:01,535 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-25 00:01:01,552 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2024-10-25 00:01:01,552 INFO L444 ModelExtractionUtils]: 3 out of 19 variables were initially zero. Simplification set additionally 13 variables to zero. [2024-10-25 00:01:01,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:01,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:01,554 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) [2024-10-25 00:01:01,555 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 [2024-10-25 00:01:01,556 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-25 00:01:01,568 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-25 00:01:01,568 INFO L474 LassoAnalysis]: Proved termination. [2024-10-25 00:01:01,568 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~length2~0#1, ULTIMATE.start_main_~i~1#1) = 1*ULTIMATE.start_main_~length2~0#1 - 1*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2024-10-25 00:01:01,583 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:01,596 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2024-10-25 00:01:01,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:01,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:01,625 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-25 00:01:01,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-25 00:01:01,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:01,638 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-25 00:01:01,639 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-25 00:01:01,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 00:01:01,654 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 [2024-10-25 00:01:01,655 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 28 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:01,673 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 28 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 29 states and 44 transitions. Complement of second has 6 states. [2024-10-25 00:01:01,675 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 [2024-10-25 00:01:01,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:01,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 25 transitions. [2024-10-25 00:01:01,676 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 7 letters. Loop has 2 letters. [2024-10-25 00:01:01,676 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:01,676 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 9 letters. Loop has 2 letters. [2024-10-25 00:01:01,676 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:01,676 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 7 letters. Loop has 4 letters. [2024-10-25 00:01:01,676 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:01,676 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 44 transitions. [2024-10-25 00:01:01,677 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-10-25 00:01:01,677 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 20 states and 29 transitions. [2024-10-25 00:01:01,678 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2024-10-25 00:01:01,678 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2024-10-25 00:01:01,678 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 29 transitions. [2024-10-25 00:01:01,678 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-25 00:01:01,678 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 29 transitions. [2024-10-25 00:01:01,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 29 transitions. [2024-10-25 00:01:01,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2024-10-25 00:01:01,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.45) internal successors, (29), 19 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:01,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 29 transitions. [2024-10-25 00:01:01,683 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 29 transitions. [2024-10-25 00:01:01,684 INFO L425 stractBuchiCegarLoop]: Abstraction has 20 states and 29 transitions. [2024-10-25 00:01:01,684 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-10-25 00:01:01,684 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 29 transitions. [2024-10-25 00:01:01,685 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-10-25 00:01:01,685 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-25 00:01:01,685 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-25 00:01:01,685 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:01,687 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-10-25 00:01:01,687 INFO L745 eck$LassoCheckResult]: Stem: 270#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 262#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 263#L532 assume !(main_~length1~0#1 < 1); 260#L532-2 assume !(main_~length2~0#1 < 1); 253#L535-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 254#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 264#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 265#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 268#L547-4 havoc main_~i~1#1;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset; 267#L517-3 [2024-10-25 00:01:01,687 INFO L747 eck$LassoCheckResult]: Loop: 267#L517-3 call substring_#t~mem2#1 := read~int#0(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 261#L517-1 assume !!(0 != substring_#t~mem2#1);havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset; 259#L520-5 assume !true; 258#L520-6 call substring_#t~mem9#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1); 266#L524 assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset; 267#L517-3 [2024-10-25 00:01:01,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:01,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1298384726, now seen corresponding path program 1 times [2024-10-25 00:01:01,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:01,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337901295] [2024-10-25 00:01:01,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:01,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:01,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:01,748 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:01,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:01,787 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:01,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:01,790 INFO L85 PathProgramCache]: Analyzing trace with hash 74607654, now seen corresponding path program 1 times [2024-10-25 00:01:01,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:01,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030377499] [2024-10-25 00:01:01,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:01,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:01,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:01,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 00:01:01,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-25 00:01:01,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2030377499] [2024-10-25 00:01:01,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2030377499] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-25 00:01:01,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-25 00:01:01,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-25 00:01:01,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323782671] [2024-10-25 00:01:01,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-25 00:01:01,854 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-25 00:01:01,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-25 00:01:01,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-25 00:01:01,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-25 00:01:01,867 INFO L87 Difference]: Start difference. First operand 20 states and 29 transitions. cyclomatic complexity: 12 Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 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) [2024-10-25 00:01:01,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-25 00:01:01,875 INFO L93 Difference]: Finished difference Result 20 states and 28 transitions. [2024-10-25 00:01:01,875 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 28 transitions. [2024-10-25 00:01:01,876 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-10-25 00:01:01,876 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 20 states and 28 transitions. [2024-10-25 00:01:01,876 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-10-25 00:01:01,876 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2024-10-25 00:01:01,877 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 28 transitions. [2024-10-25 00:01:01,877 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-25 00:01:01,877 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 28 transitions. [2024-10-25 00:01:01,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 28 transitions. [2024-10-25 00:01:01,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2024-10-25 00:01:01,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.4) internal successors, (28), 19 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) [2024-10-25 00:01:01,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 28 transitions. [2024-10-25 00:01:01,881 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 28 transitions. [2024-10-25 00:01:01,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-25 00:01:01,886 INFO L425 stractBuchiCegarLoop]: Abstraction has 20 states and 28 transitions. [2024-10-25 00:01:01,886 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-10-25 00:01:01,886 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 28 transitions. [2024-10-25 00:01:01,886 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-10-25 00:01:01,886 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-25 00:01:01,886 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-25 00:01:01,887 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:01,887 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:01,887 INFO L745 eck$LassoCheckResult]: Stem: 315#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 307#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 308#L532 assume !(main_~length1~0#1 < 1); 305#L532-2 assume !(main_~length2~0#1 < 1); 298#L535-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 299#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 309#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 310#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 313#L547-4 havoc main_~i~1#1;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset; 312#L517-3 [2024-10-25 00:01:01,887 INFO L747 eck$LassoCheckResult]: Loop: 312#L517-3 call substring_#t~mem2#1 := read~int#0(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 306#L517-1 assume !!(0 != substring_#t~mem2#1);havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset; 304#L520-5 call substring_#t~mem3#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1; 314#L520-1 assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#0(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1; 302#L520-3 assume !substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1; 303#L520-6 call substring_#t~mem9#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1); 311#L524 assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset; 312#L517-3 [2024-10-25 00:01:01,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:01,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1298384726, now seen corresponding path program 2 times [2024-10-25 00:01:01,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:01,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673782697] [2024-10-25 00:01:01,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:01,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:01,934 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:01,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:01,968 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:01,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:01,976 INFO L85 PathProgramCache]: Analyzing trace with hash -1328860033, now seen corresponding path program 1 times [2024-10-25 00:01:01,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:01,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059230248] [2024-10-25 00:01:01,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:01,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:01,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:01,999 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:02,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:02,018 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:02,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:02,018 INFO L85 PathProgramCache]: Analyzing trace with hash -1515359350, now seen corresponding path program 1 times [2024-10-25 00:01:02,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:02,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701688629] [2024-10-25 00:01:02,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:02,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:02,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:02,534 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-10-25 00:01:02,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 00:01:02,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-25 00:01:02,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701688629] [2024-10-25 00:01:02,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701688629] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-25 00:01:02,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-25 00:01:02,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-25 00:01:02,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041896162] [2024-10-25 00:01:02,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-25 00:01:02,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-25 00:01:02,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-25 00:01:02,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-10-25 00:01:02,731 INFO L87 Difference]: Start difference. First operand 20 states and 28 transitions. cyclomatic complexity: 11 Second operand has 9 states, 9 states have (on average 1.7777777777777777) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:02,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-25 00:01:02,813 INFO L93 Difference]: Finished difference Result 30 states and 38 transitions. [2024-10-25 00:01:02,813 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 38 transitions. [2024-10-25 00:01:02,814 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 15 [2024-10-25 00:01:02,818 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 30 states and 38 transitions. [2024-10-25 00:01:02,818 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2024-10-25 00:01:02,818 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2024-10-25 00:01:02,818 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 38 transitions. [2024-10-25 00:01:02,818 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-25 00:01:02,818 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 38 transitions. [2024-10-25 00:01:02,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 38 transitions. [2024-10-25 00:01:02,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 29. [2024-10-25 00:01:02,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 1.2758620689655173) internal successors, (37), 28 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) [2024-10-25 00:01:02,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 37 transitions. [2024-10-25 00:01:02,820 INFO L240 hiAutomatonCegarLoop]: Abstraction has 29 states and 37 transitions. [2024-10-25 00:01:02,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-25 00:01:02,821 INFO L425 stractBuchiCegarLoop]: Abstraction has 29 states and 37 transitions. [2024-10-25 00:01:02,821 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-10-25 00:01:02,821 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 37 transitions. [2024-10-25 00:01:02,824 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 15 [2024-10-25 00:01:02,824 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-25 00:01:02,824 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-25 00:01:02,824 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:02,824 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:02,825 INFO L745 eck$LassoCheckResult]: Stem: 383#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 373#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 374#L532 assume !(main_~length1~0#1 < 1); 372#L532-2 assume !(main_~length2~0#1 < 1); 366#L535-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 367#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 377#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 378#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 387#L547-4 havoc main_~i~1#1;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset; 394#L517-3 [2024-10-25 00:01:02,825 INFO L747 eck$LassoCheckResult]: Loop: 394#L517-3 call substring_#t~mem2#1 := read~int#0(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 393#L517-1 assume !!(0 != substring_#t~mem2#1);havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset; 388#L520-5 call substring_#t~mem3#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1; 384#L520-1 assume !substring_#t~short6#1; 370#L520-3 assume !substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1; 371#L520-6 call substring_#t~mem9#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1); 381#L524 assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset; 394#L517-3 [2024-10-25 00:01:02,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:02,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1298384726, now seen corresponding path program 3 times [2024-10-25 00:01:02,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:02,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067585371] [2024-10-25 00:01:02,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:02,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:02,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:02,839 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:02,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:02,851 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:02,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:02,852 INFO L85 PathProgramCache]: Analyzing trace with hash -1328800451, now seen corresponding path program 1 times [2024-10-25 00:01:02,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:02,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557817224] [2024-10-25 00:01:02,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:02,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:02,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:02,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 00:01:02,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-25 00:01:02,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557817224] [2024-10-25 00:01:02,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557817224] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-25 00:01:02,893 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-25 00:01:02,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-25 00:01:02,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650768998] [2024-10-25 00:01:02,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-25 00:01:02,894 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-25 00:01:02,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-25 00:01:02,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-25 00:01:02,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-25 00:01:02,894 INFO L87 Difference]: Start difference. First operand 29 states and 37 transitions. cyclomatic complexity: 12 Second operand has 5 states, 4 states have (on average 1.75) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:02,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-25 00:01:02,909 INFO L93 Difference]: Finished difference Result 31 states and 37 transitions. [2024-10-25 00:01:02,909 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 37 transitions. [2024-10-25 00:01:02,909 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-10-25 00:01:02,910 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 20 states and 26 transitions. [2024-10-25 00:01:02,910 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-10-25 00:01:02,910 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2024-10-25 00:01:02,910 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 26 transitions. [2024-10-25 00:01:02,910 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-25 00:01:02,910 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 26 transitions. [2024-10-25 00:01:02,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 26 transitions. [2024-10-25 00:01:02,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2024-10-25 00:01:02,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.3) internal successors, (26), 19 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:02,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 26 transitions. [2024-10-25 00:01:02,912 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 26 transitions. [2024-10-25 00:01:02,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-25 00:01:02,912 INFO L425 stractBuchiCegarLoop]: Abstraction has 20 states and 26 transitions. [2024-10-25 00:01:02,913 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-10-25 00:01:02,913 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 26 transitions. [2024-10-25 00:01:02,913 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-10-25 00:01:02,913 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-25 00:01:02,913 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-25 00:01:02,914 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:02,914 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:02,914 INFO L745 eck$LassoCheckResult]: Stem: 451#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 443#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 444#L532 assume !(main_~length1~0#1 < 1); 441#L532-2 assume !(main_~length2~0#1 < 1); 434#L535-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 435#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 445#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 446#L547-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet17#1;call write~int#1(main_#t~nondet17#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet17#1; 436#L547-2 main_#t~post18#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post18#1;havoc main_#t~post18#1; 437#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 449#L547-4 havoc main_~i~1#1;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset; 448#L517-3 [2024-10-25 00:01:02,914 INFO L747 eck$LassoCheckResult]: Loop: 448#L517-3 call substring_#t~mem2#1 := read~int#0(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 442#L517-1 assume !!(0 != substring_#t~mem2#1);havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset; 440#L520-5 call substring_#t~mem3#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1; 450#L520-1 assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#0(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1; 438#L520-3 assume !substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1; 439#L520-6 call substring_#t~mem9#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1); 447#L524 assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset; 448#L517-3 [2024-10-25 00:01:02,914 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:02,914 INFO L85 PathProgramCache]: Analyzing trace with hash -2087704584, now seen corresponding path program 1 times [2024-10-25 00:01:02,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:02,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368886420] [2024-10-25 00:01:02,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:02,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:02,924 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:02,932 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:02,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:02,932 INFO L85 PathProgramCache]: Analyzing trace with hash -1328860033, now seen corresponding path program 2 times [2024-10-25 00:01:02,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:02,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131162235] [2024-10-25 00:01:02,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:02,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:02,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:02,938 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:02,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:02,942 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:02,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:02,943 INFO L85 PathProgramCache]: Analyzing trace with hash -1823246168, now seen corresponding path program 1 times [2024-10-25 00:01:02,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:02,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571390620] [2024-10-25 00:01:02,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:02,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:02,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:03,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-25 00:01:03,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-25 00:01:03,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571390620] [2024-10-25 00:01:03,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571390620] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-25 00:01:03,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-25 00:01:03,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-25 00:01:03,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807897619] [2024-10-25 00:01:03,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-25 00:01:03,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-25 00:01:03,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-25 00:01:03,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-25 00:01:03,213 INFO L87 Difference]: Start difference. First operand 20 states and 26 transitions. cyclomatic complexity: 9 Second operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:03,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-25 00:01:03,244 INFO L93 Difference]: Finished difference Result 28 states and 34 transitions. [2024-10-25 00:01:03,245 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 34 transitions. [2024-10-25 00:01:03,245 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-10-25 00:01:03,245 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 21 states and 26 transitions. [2024-10-25 00:01:03,245 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-10-25 00:01:03,246 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2024-10-25 00:01:03,246 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 26 transitions. [2024-10-25 00:01:03,246 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-25 00:01:03,246 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 26 transitions. [2024-10-25 00:01:03,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 26 transitions. [2024-10-25 00:01:03,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 20. [2024-10-25 00:01:03,247 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) [2024-10-25 00:01:03,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 25 transitions. [2024-10-25 00:01:03,247 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 25 transitions. [2024-10-25 00:01:03,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-25 00:01:03,248 INFO L425 stractBuchiCegarLoop]: Abstraction has 20 states and 25 transitions. [2024-10-25 00:01:03,248 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-10-25 00:01:03,248 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 25 transitions. [2024-10-25 00:01:03,249 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-10-25 00:01:03,249 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-25 00:01:03,249 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-25 00:01:03,249 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:03,249 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:03,249 INFO L745 eck$LassoCheckResult]: Stem: 513#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 505#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 506#L532 assume !(main_~length1~0#1 < 1); 503#L532-2 assume !(main_~length2~0#1 < 1); 496#L535-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 497#L541-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet15#1;call write~int#0(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1; 514#L541-2 main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1; 515#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 507#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 508#L547-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet17#1;call write~int#1(main_#t~nondet17#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet17#1; 498#L547-2 main_#t~post18#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post18#1;havoc main_#t~post18#1; 499#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 511#L547-4 havoc main_~i~1#1;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset; 510#L517-3 [2024-10-25 00:01:03,249 INFO L747 eck$LassoCheckResult]: Loop: 510#L517-3 call substring_#t~mem2#1 := read~int#0(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 504#L517-1 assume !!(0 != substring_#t~mem2#1);havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset; 502#L520-5 call substring_#t~mem3#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1; 512#L520-1 assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#0(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1; 500#L520-3 assume !substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1; 501#L520-6 call substring_#t~mem9#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1); 509#L524 assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset; 510#L517-3 [2024-10-25 00:01:03,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:03,250 INFO L85 PathProgramCache]: Analyzing trace with hash -1066016806, now seen corresponding path program 1 times [2024-10-25 00:01:03,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:03,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401256167] [2024-10-25 00:01:03,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:03,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:03,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:03,260 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:03,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:03,268 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:03,269 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:03,269 INFO L85 PathProgramCache]: Analyzing trace with hash -1328860033, now seen corresponding path program 3 times [2024-10-25 00:01:03,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:03,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412027541] [2024-10-25 00:01:03,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:03,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:03,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:03,274 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:03,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:03,278 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:03,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:03,278 INFO L85 PathProgramCache]: Analyzing trace with hash -1498710394, now seen corresponding path program 1 times [2024-10-25 00:01:03,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:03,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723428604] [2024-10-25 00:01:03,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:03,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:03,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:03,291 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:03,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:03,301 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:04,214 INFO L204 LassoAnalysis]: Preferences: [2024-10-25 00:01:04,215 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-25 00:01:04,215 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-25 00:01:04,215 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-25 00:01:04,215 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-25 00:01:04,215 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:04,215 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-25 00:01:04,215 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-25 00:01:04,215 INFO L132 ssoRankerPreferences]: Filename of dumped script: substring-alloca-2.i_Iteration7_Lasso [2024-10-25 00:01:04,215 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-25 00:01:04,215 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-25 00:01:04,221 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,225 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,226 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,228 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,231 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,501 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,503 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,504 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,505 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,507 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,509 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,510 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,515 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,516 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,518 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,519 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,521 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,522 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,523 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,528 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,529 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,531 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,532 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,534 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,536 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,537 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,538 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,541 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,542 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,544 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,549 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,554 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,555 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,557 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,558 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,559 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,560 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,562 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,563 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:04,954 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-25 00:01:04,954 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-25 00:01:04,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:04,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:04,960 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:04,961 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-10-25 00:01:04,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:04,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:04,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:04,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:04,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:04,973 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:04,974 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:04,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:04,975 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:04,986 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:04,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:04,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:04,990 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:04,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-10-25 00:01:04,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:05,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:05,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:05,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:05,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:05,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:05,006 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:05,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:05,007 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:05,019 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-10-25 00:01:05,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:05,020 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:05,021 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:05,022 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-10-25 00:01:05,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:05,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:05,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:05,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:05,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:05,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:05,034 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:05,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:05,036 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:05,047 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-10-25 00:01:05,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:05,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:05,053 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:05,056 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-10-25 00:01:05,057 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 [2024-10-25 00:01:05,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:05,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:05,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:05,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:05,068 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:05,069 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:05,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:05,070 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:05,081 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:05,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:05,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:05,083 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:05,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-10-25 00:01:05,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:05,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:05,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:05,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:05,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:05,097 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:01:05,097 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:01:05,101 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:05,112 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 [2024-10-25 00:01:05,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:05,112 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:05,114 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:05,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-10-25 00:01:05,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:05,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:05,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:05,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:05,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:05,128 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:01:05,128 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:01:05,132 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:05,143 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:05,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:05,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:05,145 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:05,146 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-10-25 00:01:05,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:05,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:05,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:05,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:05,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:05,159 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:01:05,159 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:01:05,161 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:05,174 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:05,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:05,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:05,176 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:05,177 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-10-25 00:01:05,178 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 [2024-10-25 00:01:05,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:05,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:05,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:05,188 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:05,190 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:01:05,191 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:01:05,195 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:05,205 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:05,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:05,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:05,207 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:05,214 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-10-25 00:01:05,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:05,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:05,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:05,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:05,225 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:05,229 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:01:05,229 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:01:05,234 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-25 00:01:05,245 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-10-25 00:01:05,245 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-10-25 00:01:05,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:05,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:05,251 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:05,252 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-10-25 00:01:05,252 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-25 00:01:05,273 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-25 00:01:05,273 INFO L474 LassoAnalysis]: Proved termination. [2024-10-25 00:01:05,273 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_substring_~ps~0#1.offset, v_rep(select #length ULTIMATE.start_substring_~ps~0#1.base)_1) = -1*ULTIMATE.start_substring_~ps~0#1.offset + 1*v_rep(select #length ULTIMATE.start_substring_~ps~0#1.base)_1 Supporting invariants [] [2024-10-25 00:01:05,284 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:05,303 INFO L156 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2024-10-25 00:01:05,304 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-25 00:01:05,305 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-25 00:01:05,305 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ps~0!offset [2024-10-25 00:01:05,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:05,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:05,332 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-25 00:01:05,332 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-25 00:01:05,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:05,353 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-25 00:01:05,354 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-25 00:01:05,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 00:01:05,379 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 [2024-10-25 00:01:05,379 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 25 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 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) [2024-10-25 00:01:05,395 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 25 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 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) Result 27 states and 34 transitions. Complement of second has 4 states. [2024-10-25 00:01:05,396 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 [2024-10-25 00:01:05,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 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) [2024-10-25 00:01:05,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 23 transitions. [2024-10-25 00:01:05,396 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 23 transitions. Stem has 13 letters. Loop has 7 letters. [2024-10-25 00:01:05,397 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:05,397 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 23 transitions. Stem has 20 letters. Loop has 7 letters. [2024-10-25 00:01:05,397 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:05,397 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 23 transitions. Stem has 13 letters. Loop has 14 letters. [2024-10-25 00:01:05,397 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:05,397 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 34 transitions. [2024-10-25 00:01:05,398 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-25 00:01:05,398 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 25 states and 32 transitions. [2024-10-25 00:01:05,398 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2024-10-25 00:01:05,398 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2024-10-25 00:01:05,399 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 32 transitions. [2024-10-25 00:01:05,399 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-25 00:01:05,399 INFO L218 hiAutomatonCegarLoop]: Abstraction has 25 states and 32 transitions. [2024-10-25 00:01:05,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 32 transitions. [2024-10-25 00:01:05,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2024-10-25 00:01:05,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.28) internal successors, (32), 24 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:05,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 32 transitions. [2024-10-25 00:01:05,400 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 32 transitions. [2024-10-25 00:01:05,400 INFO L425 stractBuchiCegarLoop]: Abstraction has 25 states and 32 transitions. [2024-10-25 00:01:05,400 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-10-25 00:01:05,400 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 32 transitions. [2024-10-25 00:01:05,401 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-25 00:01:05,401 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-25 00:01:05,401 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-25 00:01:05,401 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:05,401 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-25 00:01:05,401 INFO L745 eck$LassoCheckResult]: Stem: 688#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 678#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 679#L532 assume !(main_~length1~0#1 < 1); 675#L532-2 assume !(main_~length2~0#1 < 1); 666#L535-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 667#L541-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet15#1;call write~int#0(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1; 689#L541-2 main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1; 690#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 680#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 681#L547-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet17#1;call write~int#1(main_#t~nondet17#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet17#1; 668#L547-2 main_#t~post18#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post18#1;havoc main_#t~post18#1; 669#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 684#L547-4 havoc main_~i~1#1;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset; 685#L517-3 call substring_#t~mem2#1 := read~int#0(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 676#L517-1 assume !!(0 != substring_#t~mem2#1);havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset; 671#L520-5 [2024-10-25 00:01:05,402 INFO L747 eck$LassoCheckResult]: Loop: 671#L520-5 call substring_#t~mem3#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1; 686#L520-1 assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#0(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1; 670#L520-3 assume !!substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;substring_#t~post7#1.base, substring_#t~post7#1.offset := substring_~pt~0#1.base, substring_~pt~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_#t~post7#1.base, 1 + substring_#t~post7#1.offset;havoc substring_#t~post7#1.base, substring_#t~post7#1.offset;substring_#t~post8#1.base, substring_#t~post8#1.offset := substring_~ps2~0#1.base, substring_~ps2~0#1.offset;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_#t~post8#1.base, 1 + substring_#t~post8#1.offset;havoc substring_#t~post8#1.base, substring_#t~post8#1.offset; 671#L520-5 [2024-10-25 00:01:05,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:05,402 INFO L85 PathProgramCache]: Analyzing trace with hash 2055034719, now seen corresponding path program 1 times [2024-10-25 00:01:05,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:05,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989572192] [2024-10-25 00:01:05,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:05,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:05,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:05,415 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:05,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:05,467 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:05,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:05,468 INFO L85 PathProgramCache]: Analyzing trace with hash 87489, now seen corresponding path program 1 times [2024-10-25 00:01:05,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:05,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481469877] [2024-10-25 00:01:05,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:05,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:05,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:05,475 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:05,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:05,478 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:05,479 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:05,479 INFO L85 PathProgramCache]: Analyzing trace with hash 1075534243, now seen corresponding path program 1 times [2024-10-25 00:01:05,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:05,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013227658] [2024-10-25 00:01:05,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:05,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:05,492 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:05,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:05,503 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:05,515 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 [2024-10-25 00:01:06,202 INFO L204 LassoAnalysis]: Preferences: [2024-10-25 00:01:06,202 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-25 00:01:06,202 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-25 00:01:06,202 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-25 00:01:06,203 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-25 00:01:06,203 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:06,203 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-25 00:01:06,203 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-25 00:01:06,203 INFO L132 ssoRankerPreferences]: Filename of dumped script: substring-alloca-2.i_Iteration8_Lasso [2024-10-25 00:01:06,203 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-25 00:01:06,203 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-25 00:01:06,205 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,206 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,208 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,209 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,210 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,212 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,213 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,215 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,216 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,217 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,219 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,220 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,222 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,224 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,225 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,227 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,228 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,230 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,493 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,495 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,497 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,498 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,499 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,501 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,502 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,504 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,505 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,507 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,509 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,510 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,512 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,513 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,515 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,542 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,545 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,547 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,550 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:06,862 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-25 00:01:06,862 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-25 00:01:06,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:06,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:06,864 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:06,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-10-25 00:01:06,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:06,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:06,877 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:06,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:06,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:06,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:06,878 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:06,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:06,879 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:06,890 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:06,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:06,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:06,892 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:06,893 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-10-25 00:01:06,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:06,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:06,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:06,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:06,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:06,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:06,906 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:06,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:06,908 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:06,918 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:06,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:06,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:06,930 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:06,931 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-10-25 00:01:06,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:06,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:06,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:06,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:06,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:06,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:06,943 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:06,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:06,944 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:06,955 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 [2024-10-25 00:01:06,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:06,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:06,957 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:06,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-10-25 00:01:06,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:06,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:06,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:06,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:06,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:06,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:06,969 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:06,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:06,970 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:06,981 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:06,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:06,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:06,982 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:06,983 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-10-25 00:01:06,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:06,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:06,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:06,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:06,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:06,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:06,996 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:06,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:06,997 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:07,009 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 [2024-10-25 00:01:07,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:07,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:07,010 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:07,012 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-10-25 00:01:07,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:07,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:07,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:07,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:07,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:07,023 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:07,024 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:07,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:07,025 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:07,035 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:07,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:07,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:07,037 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:07,039 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-10-25 00:01:07,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:07,050 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:07,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:07,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:07,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:07,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:07,051 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:07,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:07,056 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:07,080 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:07,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:07,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:07,085 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:07,090 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-10-25 00:01:07,094 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:07,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:07,105 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:07,105 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:07,105 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:07,105 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:07,105 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:07,105 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:07,107 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:07,117 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 [2024-10-25 00:01:07,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:07,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:07,121 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:07,129 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-10-25 00:01:07,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:07,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:07,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:07,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:07,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:07,140 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:07,141 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:07,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:07,144 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:07,155 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-10-25 00:01:07,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:07,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:07,160 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:07,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-10-25 00:01:07,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:07,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:07,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:07,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:07,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:07,174 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:07,175 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:07,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:07,178 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:07,189 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 [2024-10-25 00:01:07,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:07,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:07,193 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:07,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-10-25 00:01:07,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:07,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:07,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:07,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:07,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:07,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:07,206 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:07,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:07,209 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:07,221 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-10-25 00:01:07,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:07,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:07,226 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:07,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-10-25 00:01:07,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:07,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:07,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:07,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:07,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:07,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:07,239 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:07,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:07,241 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:07,251 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-10-25 00:01:07,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:07,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:07,253 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:07,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-10-25 00:01:07,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:07,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:07,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:07,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:07,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:07,267 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:01:07,267 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:01:07,269 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:07,280 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:07,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:07,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:07,282 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:07,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-10-25 00:01:07,283 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 [2024-10-25 00:01:07,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:07,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:07,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:07,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:07,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:07,295 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:07,295 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:07,298 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:07,309 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:07,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:07,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:07,314 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:07,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-10-25 00:01:07,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:07,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:07,330 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:07,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:07,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:07,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:07,330 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:07,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:07,332 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:07,344 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 [2024-10-25 00:01:07,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:07,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:07,349 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:07,354 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-10-25 00:01:07,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:07,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:07,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:07,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:07,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:07,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:07,377 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:07,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:07,378 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:07,389 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:07,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:07,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:07,391 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:07,391 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-10-25 00:01:07,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:07,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:07,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:07,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:07,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:07,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:07,403 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:07,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:07,404 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:07,417 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:07,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:07,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:07,422 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:07,431 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-10-25 00:01:07,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:07,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:07,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:07,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:07,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:07,457 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:01:07,457 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:01:07,464 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:07,490 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 [2024-10-25 00:01:07,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:07,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:07,495 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:07,500 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-10-25 00:01:07,501 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 [2024-10-25 00:01:07,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:07,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:07,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:07,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:07,518 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:01:07,518 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:01:07,524 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:07,535 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:07,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:07,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:07,537 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:07,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-10-25 00:01:07,539 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 [2024-10-25 00:01:07,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:07,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:07,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:07,549 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:07,551 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:01:07,551 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:01:07,554 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:07,566 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-10-25 00:01:07,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:07,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:07,571 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:07,575 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-10-25 00:01:07,576 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 [2024-10-25 00:01:07,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:07,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:07,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:07,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:07,589 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:01:07,589 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:01:07,595 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-25 00:01:07,605 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-10-25 00:01:07,605 INFO L444 ModelExtractionUtils]: 5 out of 13 variables were initially zero. Simplification set additionally 5 variables to zero. [2024-10-25 00:01:07,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:07,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:07,606 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:07,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-10-25 00:01:07,608 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-25 00:01:07,620 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-25 00:01:07,620 INFO L474 LassoAnalysis]: Proved termination. [2024-10-25 00:01:07,620 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_substring_~pt~0#1.base)_1, ULTIMATE.start_substring_~pt~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_substring_~pt~0#1.base)_1 - 1*ULTIMATE.start_substring_~pt~0#1.offset Supporting invariants [] [2024-10-25 00:01:07,631 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:07,657 INFO L156 tatePredicateManager]: 14 out of 14 supporting invariants were superfluous and have been removed [2024-10-25 00:01:07,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pt~0!offset [2024-10-25 00:01:07,659 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-25 00:01:07,659 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-25 00:01:07,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:07,686 INFO L255 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-25 00:01:07,687 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-25 00:01:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:07,706 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-25 00:01:07,706 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-25 00:01:07,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 00:01:07,719 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 [2024-10-25 00:01:07,720 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 32 transitions. cyclomatic complexity: 11 Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:07,733 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 32 transitions. cyclomatic complexity: 11. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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) Result 40 states and 49 transitions. Complement of second has 5 states. [2024-10-25 00:01:07,734 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 [2024-10-25 00:01:07,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:07,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 21 transitions. [2024-10-25 00:01:07,735 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 15 letters. Loop has 3 letters. [2024-10-25 00:01:07,735 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:07,735 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 18 letters. Loop has 3 letters. [2024-10-25 00:01:07,735 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:07,735 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 15 letters. Loop has 6 letters. [2024-10-25 00:01:07,735 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:07,735 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 49 transitions. [2024-10-25 00:01:07,736 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-25 00:01:07,736 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 32 states and 39 transitions. [2024-10-25 00:01:07,736 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2024-10-25 00:01:07,736 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2024-10-25 00:01:07,736 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 39 transitions. [2024-10-25 00:01:07,736 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-25 00:01:07,736 INFO L218 hiAutomatonCegarLoop]: Abstraction has 32 states and 39 transitions. [2024-10-25 00:01:07,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 39 transitions. [2024-10-25 00:01:07,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 31. [2024-10-25 00:01:07,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.2258064516129032) internal successors, (38), 30 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) [2024-10-25 00:01:07,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 38 transitions. [2024-10-25 00:01:07,738 INFO L240 hiAutomatonCegarLoop]: Abstraction has 31 states and 38 transitions. [2024-10-25 00:01:07,738 INFO L425 stractBuchiCegarLoop]: Abstraction has 31 states and 38 transitions. [2024-10-25 00:01:07,738 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-10-25 00:01:07,738 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 38 transitions. [2024-10-25 00:01:07,739 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-25 00:01:07,739 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-25 00:01:07,739 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-25 00:01:07,739 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:07,739 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-25 00:01:07,739 INFO L745 eck$LassoCheckResult]: Stem: 884#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 873#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 874#L532 assume !(main_~length1~0#1 < 1); 869#L532-2 assume !(main_~length2~0#1 < 1); 861#L535-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 862#L541-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet15#1;call write~int#0(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1; 885#L541-2 main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1; 886#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 875#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 876#L547-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet17#1;call write~int#1(main_#t~nondet17#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet17#1; 863#L547-2 main_#t~post18#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post18#1;havoc main_#t~post18#1; 864#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 879#L547-4 havoc main_~i~1#1;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset; 880#L517-3 call substring_#t~mem2#1 := read~int#0(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 871#L517-1 assume !!(0 != substring_#t~mem2#1);havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset; 872#L520-5 call substring_#t~mem3#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1; 890#L520-1 assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#0(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1; 867#L520-3 assume !substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1; 868#L520-6 call substring_#t~mem9#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1); 877#L524 assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset; 878#L517-3 call substring_#t~mem2#1 := read~int#0(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 870#L517-1 assume !!(0 != substring_#t~mem2#1);havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset; 866#L520-5 [2024-10-25 00:01:07,739 INFO L747 eck$LassoCheckResult]: Loop: 866#L520-5 call substring_#t~mem3#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1; 881#L520-1 assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#0(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1; 865#L520-3 assume !!substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;substring_#t~post7#1.base, substring_#t~post7#1.offset := substring_~pt~0#1.base, substring_~pt~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_#t~post7#1.base, 1 + substring_#t~post7#1.offset;havoc substring_#t~post7#1.base, substring_#t~post7#1.offset;substring_#t~post8#1.base, substring_#t~post8#1.offset := substring_~ps2~0#1.base, substring_~ps2~0#1.offset;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_#t~post8#1.base, 1 + substring_#t~post8#1.offset;havoc substring_#t~post8#1.base, substring_#t~post8#1.offset; 866#L520-5 [2024-10-25 00:01:07,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:07,740 INFO L85 PathProgramCache]: Analyzing trace with hash -1446642933, now seen corresponding path program 2 times [2024-10-25 00:01:07,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:07,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431744613] [2024-10-25 00:01:07,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:07,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:07,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:07,925 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-25 00:01:07,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-25 00:01:07,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431744613] [2024-10-25 00:01:07,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431744613] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-25 00:01:07,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [153551411] [2024-10-25 00:01:07,925 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-25 00:01:07,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-25 00:01:07,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:07,927 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-25 00:01:07,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Waiting until timeout for monitored process [2024-10-25 00:01:08,036 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-25 00:01:08,036 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-25 00:01:08,037 INFO L255 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-10-25 00:01:08,039 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-25 00:01:08,045 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-10-25 00:01:08,100 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-10-25 00:01:08,139 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-25 00:01:08,139 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-25 00:01:08,158 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2024-10-25 00:01:08,161 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-10-25 00:01:08,203 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-25 00:01:08,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [153551411] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-25 00:01:08,204 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-25 00:01:08,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 17 [2024-10-25 00:01:08,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294533653] [2024-10-25 00:01:08,204 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-25 00:01:08,204 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-25 00:01:08,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:08,205 INFO L85 PathProgramCache]: Analyzing trace with hash 87489, now seen corresponding path program 2 times [2024-10-25 00:01:08,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:08,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177255636] [2024-10-25 00:01:08,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:08,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:08,211 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:08,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:08,214 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:08,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-25 00:01:08,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-10-25 00:01:08,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2024-10-25 00:01:08,318 INFO L87 Difference]: Start difference. First operand 31 states and 38 transitions. cyclomatic complexity: 12 Second operand has 18 states, 17 states have (on average 2.5294117647058822) internal successors, (43), 18 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) [2024-10-25 00:01:08,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-25 00:01:08,417 INFO L93 Difference]: Finished difference Result 51 states and 60 transitions. [2024-10-25 00:01:08,417 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 51 states and 60 transitions. [2024-10-25 00:01:08,418 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-25 00:01:08,420 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 51 states to 34 states and 41 transitions. [2024-10-25 00:01:08,420 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2024-10-25 00:01:08,421 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2024-10-25 00:01:08,421 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 41 transitions. [2024-10-25 00:01:08,421 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-25 00:01:08,421 INFO L218 hiAutomatonCegarLoop]: Abstraction has 34 states and 41 transitions. [2024-10-25 00:01:08,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 41 transitions. [2024-10-25 00:01:08,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 33. [2024-10-25 00:01:08,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 33 states have (on average 1.2121212121212122) internal successors, (40), 32 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) [2024-10-25 00:01:08,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 40 transitions. [2024-10-25 00:01:08,425 INFO L240 hiAutomatonCegarLoop]: Abstraction has 33 states and 40 transitions. [2024-10-25 00:01:08,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-25 00:01:08,426 INFO L425 stractBuchiCegarLoop]: Abstraction has 33 states and 40 transitions. [2024-10-25 00:01:08,427 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-10-25 00:01:08,427 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 40 transitions. [2024-10-25 00:01:08,427 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-25 00:01:08,427 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-25 00:01:08,427 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-25 00:01:08,428 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:08,430 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-25 00:01:08,430 INFO L745 eck$LassoCheckResult]: Stem: 1118#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1103#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 1104#L532 assume !(main_~length1~0#1 < 1); 1102#L532-2 assume !(main_~length2~0#1 < 1); 1094#L535-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 1095#L541-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet15#1;call write~int#0(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1; 1119#L541-2 main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1; 1120#L541-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet15#1;call write~int#0(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1; 1121#L541-2 main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1; 1123#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 1108#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 1109#L547-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet17#1;call write~int#1(main_#t~nondet17#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet17#1; 1096#L547-2 main_#t~post18#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post18#1;havoc main_#t~post18#1; 1097#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 1113#L547-4 havoc main_~i~1#1;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset; 1114#L517-3 call substring_#t~mem2#1 := read~int#0(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 1122#L517-1 assume !!(0 != substring_#t~mem2#1);havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset; 1101#L520-5 call substring_#t~mem3#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1; 1126#L520-1 assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#0(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1; 1124#L520-3 assume !substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1; 1112#L520-6 call substring_#t~mem9#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1); 1110#L524 assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset; 1111#L517-3 call substring_#t~mem2#1 := read~int#0(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 1105#L517-1 assume !!(0 != substring_#t~mem2#1);havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset; 1099#L520-5 [2024-10-25 00:01:08,430 INFO L747 eck$LassoCheckResult]: Loop: 1099#L520-5 call substring_#t~mem3#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1; 1115#L520-1 assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#1(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#0(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1; 1098#L520-3 assume !!substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;substring_#t~post7#1.base, substring_#t~post7#1.offset := substring_~pt~0#1.base, substring_~pt~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_#t~post7#1.base, 1 + substring_#t~post7#1.offset;havoc substring_#t~post7#1.base, substring_#t~post7#1.offset;substring_#t~post8#1.base, substring_#t~post8#1.offset := substring_~ps2~0#1.base, substring_~ps2~0#1.offset;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_#t~post8#1.base, 1 + substring_#t~post8#1.offset;havoc substring_#t~post8#1.base, substring_#t~post8#1.offset; 1099#L520-5 [2024-10-25 00:01:08,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:08,431 INFO L85 PathProgramCache]: Analyzing trace with hash -1546919447, now seen corresponding path program 3 times [2024-10-25 00:01:08,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:08,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277776038] [2024-10-25 00:01:08,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:08,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:08,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:08,449 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:08,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:08,467 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:08,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:08,468 INFO L85 PathProgramCache]: Analyzing trace with hash 87489, now seen corresponding path program 3 times [2024-10-25 00:01:08,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:08,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772014577] [2024-10-25 00:01:08,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:08,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:08,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:08,471 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:08,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:08,474 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:08,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:08,475 INFO L85 PathProgramCache]: Analyzing trace with hash 721898201, now seen corresponding path program 1 times [2024-10-25 00:01:08,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:08,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153840990] [2024-10-25 00:01:08,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:08,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:08,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:08,497 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:08,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:08,514 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:10,228 INFO L204 LassoAnalysis]: Preferences: [2024-10-25 00:01:10,229 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-25 00:01:10,229 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-25 00:01:10,229 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-25 00:01:10,229 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-25 00:01:10,229 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:10,229 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-25 00:01:10,229 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-25 00:01:10,229 INFO L132 ssoRankerPreferences]: Filename of dumped script: substring-alloca-2.i_Iteration10_Lasso [2024-10-25 00:01:10,229 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-25 00:01:10,230 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-25 00:01:10,232 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,237 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,239 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,240 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,243 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,245 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,246 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,249 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,250 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,252 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,255 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,257 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,258 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,260 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,262 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,263 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,266 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,268 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,270 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,274 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,276 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,279 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,282 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,284 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,285 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,287 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,288 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,290 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,291 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,293 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,294 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,296 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,297 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,299 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:10,657 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:11,403 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-25 00:01:11,404 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-25 00:01:11,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:11,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:11,406 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:11,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-10-25 00:01:11,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:11,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:11,428 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:11,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:11,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:11,428 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:11,429 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:11,430 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:11,431 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:11,442 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:11,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:11,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:11,444 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:11,446 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-10-25 00:01:11,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:11,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:11,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:11,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:11,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:11,458 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:11,458 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:11,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:11,460 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:11,474 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:11,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:11,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:11,476 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:11,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-10-25 00:01:11,477 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:11,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:11,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:11,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:11,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:11,488 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:11,488 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:11,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:11,489 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:11,499 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 [2024-10-25 00:01:11,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:11,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:11,502 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:11,503 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-10-25 00:01:11,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:11,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:11,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:11,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:11,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:11,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:11,514 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:11,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:11,516 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:11,528 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-10-25 00:01:11,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:11,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:11,534 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:11,537 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-10-25 00:01:11,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:11,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:11,550 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:11,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:11,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:11,550 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:11,550 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:11,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:11,551 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:11,562 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:11,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:11,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:11,563 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:11,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-10-25 00:01:11,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:11,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:11,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:11,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:11,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:11,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:11,577 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:11,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:11,578 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:11,589 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:11,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:11,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:11,591 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:11,592 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-10-25 00:01:11,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:11,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:11,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:11,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:11,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:11,605 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:01:11,605 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:01:11,607 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:11,618 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:11,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:11,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:11,619 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:11,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-10-25 00:01:11,622 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:11,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:11,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:11,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:11,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:11,632 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:11,633 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:11,633 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:11,634 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:11,647 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 [2024-10-25 00:01:11,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:11,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:11,649 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:11,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-10-25 00:01:11,654 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 [2024-10-25 00:01:11,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:11,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:11,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:11,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:11,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:11,665 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:11,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:11,666 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:11,678 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:11,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:11,679 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:11,680 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:11,681 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-10-25 00:01:11,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:11,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:11,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:11,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:11,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:11,692 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:11,693 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:11,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:11,694 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:11,705 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:11,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:11,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:11,710 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:11,711 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-10-25 00:01:11,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:11,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:11,723 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:11,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:11,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:11,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:11,723 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:11,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:11,724 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:11,735 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:11,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:11,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:11,737 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:11,744 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-10-25 00:01:11,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:11,755 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:11,755 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:11,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:11,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:11,756 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:11,756 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:11,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:11,757 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:11,768 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:11,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:11,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:11,770 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:11,771 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2024-10-25 00:01:11,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:11,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:11,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:11,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:11,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:11,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:11,783 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:11,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:11,785 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:11,795 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2024-10-25 00:01:11,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:11,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:11,797 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:11,798 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2024-10-25 00:01:11,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:11,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:11,810 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:11,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:11,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:11,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:11,811 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:11,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:11,813 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:11,826 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:11,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:11,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:11,831 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:11,832 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2024-10-25 00:01:11,833 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 [2024-10-25 00:01:11,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:11,855 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:11,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:11,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:11,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:11,856 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:11,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:11,857 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:11,867 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 [2024-10-25 00:01:11,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:11,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:11,869 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:11,870 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2024-10-25 00:01:11,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:11,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:11,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:11,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:11,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:11,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:11,883 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:11,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:11,884 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:11,895 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:11,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:11,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:11,896 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:11,897 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2024-10-25 00:01:11,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:11,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:11,909 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:11,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:11,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:11,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:11,912 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:11,912 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:11,914 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:11,934 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:11,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:11,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:11,937 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:11,937 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2024-10-25 00:01:11,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:11,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:11,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:11,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:11,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:11,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:11,950 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:11,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:11,951 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:11,963 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:11,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:11,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:11,968 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:11,975 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2024-10-25 00:01:11,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:11,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:11,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:11,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:11,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:11,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:11,987 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:11,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:11,988 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:11,998 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 [2024-10-25 00:01:11,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:11,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:12,000 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:12,002 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2024-10-25 00:01:12,002 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:12,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:12,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:12,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:12,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:12,013 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:12,014 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:12,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:12,015 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:12,026 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2024-10-25 00:01:12,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:12,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:12,027 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:12,028 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2024-10-25 00:01:12,029 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:12,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:12,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:12,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:12,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:12,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:12,040 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:12,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:12,041 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:12,052 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:12,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:12,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:12,053 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:12,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2024-10-25 00:01:12,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:12,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:12,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:12,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:12,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:12,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:12,066 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:12,066 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:12,067 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:12,078 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:12,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:12,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:12,080 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:12,080 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2024-10-25 00:01:12,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:12,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:12,092 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:12,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:12,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:12,092 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:12,093 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:12,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:12,094 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:12,105 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 [2024-10-25 00:01:12,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:12,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:12,107 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:12,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2024-10-25 00:01:12,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:12,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:12,119 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:12,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:12,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:12,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:12,120 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:12,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:12,121 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:12,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:12,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:12,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:12,133 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:12,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2024-10-25 00:01:12,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:12,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:12,145 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:12,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:12,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:12,145 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:12,145 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:12,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:12,147 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:12,157 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:12,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:12,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:12,159 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:12,160 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2024-10-25 00:01:12,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:12,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:12,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:12,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:12,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:12,171 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:12,171 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:12,171 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:12,172 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:12,183 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:12,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:12,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:12,184 INFO L229 MonitoredProcess]: Starting monitored process 84 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:12,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2024-10-25 00:01:12,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:12,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:12,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:12,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:12,197 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:12,199 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:01:12,199 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:01:12,201 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:12,212 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 [2024-10-25 00:01:12,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:12,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:12,214 INFO L229 MonitoredProcess]: Starting monitored process 85 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:12,214 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2024-10-25 00:01:12,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:12,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:12,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:12,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:12,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:12,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:12,226 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:12,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:12,227 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:12,238 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:12,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:12,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:12,240 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:12,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2024-10-25 00:01:12,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:12,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:12,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:12,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:12,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:12,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:12,253 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:12,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:12,254 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:12,267 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:12,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:12,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:12,269 INFO L229 MonitoredProcess]: Starting monitored process 87 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:12,270 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2024-10-25 00:01:12,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:12,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:12,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:12,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:12,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:12,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:12,282 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:12,283 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:12,284 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:12,295 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:12,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:12,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:12,296 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) [2024-10-25 00:01:12,297 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 [2024-10-25 00:01:12,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:12,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:12,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:12,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:12,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:12,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:12,309 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:12,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:12,310 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:12,322 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:12,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:12,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:12,324 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) [2024-10-25 00:01:12,325 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 [2024-10-25 00:01:12,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:12,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:12,335 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:12,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:12,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:12,336 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:12,336 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:12,336 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:12,337 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:12,347 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 [2024-10-25 00:01:12,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:12,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:12,349 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) [2024-10-25 00:01:12,350 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 [2024-10-25 00:01:12,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:12,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:12,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:12,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:12,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:12,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:12,362 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:12,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:12,363 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:12,374 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 [2024-10-25 00:01:12,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:12,374 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:12,375 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) [2024-10-25 00:01:12,376 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 [2024-10-25 00:01:12,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:12,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:12,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:12,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:12,388 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:12,392 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:01:12,392 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:01:12,399 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:12,410 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 [2024-10-25 00:01:12,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:12,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:12,411 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) [2024-10-25 00:01:12,413 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 [2024-10-25 00:01:12,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:12,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:12,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:12,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:12,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:12,426 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-25 00:01:12,426 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-25 00:01:12,432 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-25 00:01:12,444 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2024-10-25 00:01:12,444 INFO L444 ModelExtractionUtils]: 2 out of 13 variables were initially zero. Simplification set additionally 8 variables to zero. [2024-10-25 00:01:12,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:12,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:12,446 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) [2024-10-25 00:01:12,447 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 [2024-10-25 00:01:12,448 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-25 00:01:12,459 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-25 00:01:12,459 INFO L474 LassoAnalysis]: Proved termination. [2024-10-25 00:01:12,460 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_5, ULTIMATE.start_substring_~ps2~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_5 - 1*ULTIMATE.start_substring_~ps2~0#1.offset Supporting invariants [] [2024-10-25 00:01:12,474 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 [2024-10-25 00:01:12,510 INFO L156 tatePredicateManager]: 16 out of 17 supporting invariants were superfluous and have been removed [2024-10-25 00:01:12,511 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-25 00:01:12,511 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-25 00:01:12,511 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ps2~0!offset [2024-10-25 00:01:12,522 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:12,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:12,575 INFO L255 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-10-25 00:01:12,578 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-25 00:01:12,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:12,693 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-25 00:01:12,694 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-25 00:01:12,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 00:01:12,715 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2024-10-25 00:01:12,716 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 12 Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 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) [2024-10-25 00:01:12,772 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 12. Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 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 41 states and 48 transitions. Complement of second has 9 states. [2024-10-25 00:01:12,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2024-10-25 00:01:12,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 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) [2024-10-25 00:01:12,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 22 transitions. [2024-10-25 00:01:12,773 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 24 letters. Loop has 3 letters. [2024-10-25 00:01:12,773 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:12,774 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-10-25 00:01:12,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:12,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:12,834 INFO L255 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-10-25 00:01:12,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-25 00:01:12,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:12,914 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-25 00:01:12,914 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-25 00:01:12,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 00:01:12,935 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.3 stem predicates 2 loop predicates [2024-10-25 00:01:12,935 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 12 Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 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) [2024-10-25 00:01:13,028 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 12. Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 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 41 states and 48 transitions. Complement of second has 9 states. [2024-10-25 00:01:13,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2024-10-25 00:01:13,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 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) [2024-10-25 00:01:13,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 22 transitions. [2024-10-25 00:01:13,040 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 24 letters. Loop has 3 letters. [2024-10-25 00:01:13,041 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:13,041 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-10-25 00:01:13,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:13,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:13,141 INFO L255 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-10-25 00:01:13,144 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-25 00:01:13,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:13,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-25 00:01:13,226 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-25 00:01:13,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 00:01:13,249 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2024-10-25 00:01:13,249 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 12 Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 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) [2024-10-25 00:01:13,303 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 12. Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 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 44 states and 53 transitions. Complement of second has 8 states. [2024-10-25 00:01:13,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2024-10-25 00:01:13,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 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) [2024-10-25 00:01:13,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 29 transitions. [2024-10-25 00:01:13,307 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 29 transitions. Stem has 24 letters. Loop has 3 letters. [2024-10-25 00:01:13,307 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:13,307 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 29 transitions. Stem has 27 letters. Loop has 3 letters. [2024-10-25 00:01:13,308 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:13,308 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 29 transitions. Stem has 24 letters. Loop has 6 letters. [2024-10-25 00:01:13,308 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:13,308 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 53 transitions. [2024-10-25 00:01:13,308 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-25 00:01:13,308 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 0 states and 0 transitions. [2024-10-25 00:01:13,308 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-10-25 00:01:13,308 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-10-25 00:01:13,309 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-10-25 00:01:13,309 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-25 00:01:13,309 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-25 00:01:13,309 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-25 00:01:13,309 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-25 00:01:13,309 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-10-25 00:01:13,309 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-10-25 00:01:13,309 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-25 00:01:13,309 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-25 00:01:13,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.10 12:01:13 BoogieIcfgContainer [2024-10-25 00:01:13,318 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-25 00:01:13,318 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-25 00:01:13,318 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-25 00:01:13,318 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-25 00:01:13,318 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 12:00:58" (3/4) ... [2024-10-25 00:01:13,322 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-25 00:01:13,323 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-25 00:01:13,324 INFO L158 Benchmark]: Toolchain (without parser) took 15990.10ms. Allocated memory was 167.8MB in the beginning and 377.5MB in the end (delta: 209.7MB). Free memory was 95.2MB in the beginning and 151.6MB in the end (delta: -56.4MB). Peak memory consumption was 156.0MB. Max. memory is 16.1GB. [2024-10-25 00:01:13,324 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 167.8MB. Free memory is still 122.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-25 00:01:13,324 INFO L158 Benchmark]: CACSL2BoogieTranslator took 739.50ms. Allocated memory is still 167.8MB. Free memory was 95.0MB in the beginning and 135.0MB in the end (delta: -40.0MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2024-10-25 00:01:13,324 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.86ms. Allocated memory is still 167.8MB. Free memory was 135.0MB in the beginning and 132.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-25 00:01:13,324 INFO L158 Benchmark]: Boogie Preprocessor took 57.56ms. Allocated memory is still 167.8MB. Free memory was 132.8MB in the beginning and 130.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-25 00:01:13,324 INFO L158 Benchmark]: RCFGBuilder took 298.45ms. Allocated memory is still 167.8MB. Free memory was 130.7MB in the beginning and 115.0MB in the end (delta: 15.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-25 00:01:13,325 INFO L158 Benchmark]: BuchiAutomizer took 14839.90ms. Allocated memory was 167.8MB in the beginning and 377.5MB in the end (delta: 209.7MB). Free memory was 115.0MB in the beginning and 151.6MB in the end (delta: -36.5MB). Peak memory consumption was 173.1MB. Max. memory is 16.1GB. [2024-10-25 00:01:13,325 INFO L158 Benchmark]: Witness Printer took 5.39ms. Allocated memory is still 377.5MB. Free memory is still 151.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-25 00:01:13,326 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 167.8MB. Free memory is still 122.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 739.50ms. Allocated memory is still 167.8MB. Free memory was 95.0MB in the beginning and 135.0MB in the end (delta: -40.0MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.86ms. Allocated memory is still 167.8MB. Free memory was 135.0MB in the beginning and 132.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.56ms. Allocated memory is still 167.8MB. Free memory was 132.8MB in the beginning and 130.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 298.45ms. Allocated memory is still 167.8MB. Free memory was 130.7MB in the beginning and 115.0MB in the end (delta: 15.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * BuchiAutomizer took 14839.90ms. Allocated memory was 167.8MB in the beginning and 377.5MB in the end (delta: 209.7MB). Free memory was 115.0MB in the beginning and 151.6MB in the end (delta: -36.5MB). Peak memory consumption was 173.1MB. Max. memory is 16.1GB. * Witness Printer took 5.39ms. Allocated memory is still 377.5MB. Free memory is still 151.6MB. 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: ~ps~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~pt~0!offset - 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: ~ps2~0!offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 10 terminating modules (5 trivial, 4 deterministic, 1 nondeterministic). One deterministic module has affine ranking function (length1 + ((long long) -1 * i)) and consists of 4 locations. One deterministic module has affine ranking function (length2 + ((long long) -1 * i)) and consists of 4 locations. One deterministic module has affine ranking function null and consists of 3 locations. One deterministic module has affine ranking function null and consists of 3 locations. One nondeterministic module has affine ranking function null and consists of 6 locations. 5 modules have a trivial ranking function, the largest among these consists of 18 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 14.7s and 11 iterations. TraceHistogramMax:2. Analysis of lassos took 13.1s. Construction of modules took 0.2s. Büchi inclusion checks took 1.2s. Highest rank in rank-based complementation 3. Minimization of det autom 7. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 4 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 227 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 223 mSDsluCounter, 513 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 319 mSDsCounter, 37 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 330 IncrementalHoareTripleChecker+Invalid, 367 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 37 mSolverCounterUnsat, 194 mSDtfsCounter, 330 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI2 SFLT0 conc2 concLT0 SILN0 SILU1 SILI0 SILT0 lasso5 LassoPreprocessingBenchmarks: Lassos: inital178 mio100 ax111 hnf100 lsp88 ukn78 mio100 lsp33 div132 bol100 ite100 ukn100 eq174 hnf91 smp88 dnf247 smp85 tf100 neg100 sie114 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 30ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-10-25 00:01:13,346 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 [2024-10-25 00:01:13,549 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Ended with exit code 0 [2024-10-25 00:01:13,750 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