./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/array-memsafety/openbsd_cstrncat-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/array-memsafety/openbsd_cstrncat-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 34885b99d6eef31987b044fabc3622fa239d5dff7e774ca124915f70431dc2b3 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 15:31:18,362 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 15:31:18,453 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-09 15:31:18,459 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 15:31:18,460 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 15:31:18,495 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 15:31:18,496 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 15:31:18,497 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 15:31:18,497 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 15:31:18,499 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 15:31:18,500 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 15:31:18,500 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 15:31:18,500 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 15:31:18,503 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-09 15:31:18,504 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-09 15:31:18,504 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-09 15:31:18,504 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-09 15:31:18,505 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-09 15:31:18,505 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-09 15:31:18,505 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 15:31:18,505 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-09 15:31:18,506 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 15:31:18,506 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 15:31:18,507 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 15:31:18,507 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 15:31:18,508 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-09 15:31:18,508 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-09 15:31:18,508 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-09 15:31:18,508 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 15:31:18,509 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 15:31:18,509 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 15:31:18,510 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 15:31:18,510 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-09 15:31:18,511 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 15:31:18,511 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 15:31:18,511 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 15:31:18,511 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 15:31:18,512 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 15:31:18,512 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-09 15:31:18,512 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34885b99d6eef31987b044fabc3622fa239d5dff7e774ca124915f70431dc2b3 [2024-11-09 15:31:18,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 15:31:18,821 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 15:31:18,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 15:31:18,826 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 15:31:18,827 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 15:31:18,828 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cstrncat-alloca-2.i [2024-11-09 15:31:20,319 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 15:31:20,594 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 15:31:20,594 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstrncat-alloca-2.i [2024-11-09 15:31:20,614 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d38462412/106315b732c8457882be189a91e0582f/FLAG19a802f57 [2024-11-09 15:31:20,630 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d38462412/106315b732c8457882be189a91e0582f [2024-11-09 15:31:20,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 15:31:20,636 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 15:31:20,637 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 15:31:20,637 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 15:31:20,644 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 15:31:20,645 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:31:20" (1/1) ... [2024-11-09 15:31:20,646 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d426f95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:31:20, skipping insertion in model container [2024-11-09 15:31:20,646 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:31:20" (1/1) ... [2024-11-09 15:31:20,694 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 15:31:21,022 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 15:31:21,037 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 15:31:21,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 15:31:21,120 INFO L204 MainTranslator]: Completed translation [2024-11-09 15:31:21,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:31:21 WrapperNode [2024-11-09 15:31:21,121 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 15:31:21,122 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 15:31:21,122 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 15:31:21,122 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 15:31:21,130 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:31:21" (1/1) ... [2024-11-09 15:31:21,145 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:31:21" (1/1) ... [2024-11-09 15:31:21,166 INFO L138 Inliner]: procedures = 117, calls = 17, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 104 [2024-11-09 15:31:21,167 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 15:31:21,167 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 15:31:21,167 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 15:31:21,168 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 15:31:21,181 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:31:21" (1/1) ... [2024-11-09 15:31:21,181 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:31:21" (1/1) ... [2024-11-09 15:31:21,184 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:31:21" (1/1) ... [2024-11-09 15:31:21,199 INFO L175 MemorySlicer]: Split 8 memory accesses to 2 slices as follows [3, 5]. 63 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 6 writes are split as follows [2, 4]. [2024-11-09 15:31:21,200 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:31:21" (1/1) ... [2024-11-09 15:31:21,200 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:31:21" (1/1) ... [2024-11-09 15:31:21,208 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:31:21" (1/1) ... [2024-11-09 15:31:21,215 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:31:21" (1/1) ... [2024-11-09 15:31:21,217 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:31:21" (1/1) ... [2024-11-09 15:31:21,218 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:31:21" (1/1) ... [2024-11-09 15:31:21,221 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 15:31:21,222 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 15:31:21,226 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 15:31:21,226 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 15:31:21,228 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:31:21" (1/1) ... [2024-11-09 15:31:21,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:21,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:21,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:21,283 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-09 15:31:21,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 15:31:21,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 15:31:21,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 15:31:21,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 15:31:21,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 15:31:21,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 15:31:21,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 15:31:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 15:31:21,479 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 15:31:21,481 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 15:31:21,767 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2024-11-09 15:31:21,767 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 15:31:21,783 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 15:31:21,783 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-09 15:31:21,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:31:21 BoogieIcfgContainer [2024-11-09 15:31:21,784 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 15:31:21,785 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-09 15:31:21,785 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-09 15:31:21,789 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-09 15:31:21,790 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:31:21,790 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.11 03:31:20" (1/3) ... [2024-11-09 15:31:21,791 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5a18637b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 03:31:21, skipping insertion in model container [2024-11-09 15:31:21,792 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:31:21,792 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:31:21" (2/3) ... [2024-11-09 15:31:21,792 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5a18637b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 03:31:21, skipping insertion in model container [2024-11-09 15:31:21,792 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:31:21,792 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:31:21" (3/3) ... [2024-11-09 15:31:21,794 INFO L332 chiAutomizerObserver]: Analyzing ICFG openbsd_cstrncat-alloca-2.i [2024-11-09 15:31:21,841 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-09 15:31:21,841 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-09 15:31:21,841 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-09 15:31:21,841 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-09 15:31:21,841 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-09 15:31:21,842 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-09 15:31:21,842 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-09 15:31:21,842 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-09 15:31:21,846 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 25 states, 24 states have (on average 1.5833333333333333) internal successors, (38), 24 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:31:21,864 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2024-11-09 15:31:21,864 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:31:21,865 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:31:21,869 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-09 15:31:21,870 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:31:21,870 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-09 15:31:21,870 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 25 states, 24 states have (on average 1.5833333333333333) internal successors, (38), 24 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:31:21,872 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2024-11-09 15:31:21,872 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:31:21,873 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:31:21,873 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-09 15:31:21,873 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:31:21,880 INFO L745 eck$LassoCheckResult]: Stem: 21#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet13#1, main_#t~post14#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post16#1, main_~i~1#1, main_#t~ret17#1.base, main_#t~ret17#1.offset, main_~length1~0#1, main_~length2~0#1, main_~n~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet8#1;main_~length1~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~length2~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;havoc main_#t~nondet10#1;main_~n~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1; 12#L534true assume !(main_~length1~0#1 < 1); 19#L534-2true assume !(main_~length2~0#1 < 1); 14#L537-1true assume !(main_~n~0#1 < 1); 3#L540-1true assume !(main_~length1~0#1 < main_~n~0#1 || main_~length1~0#1 - main_~n~0#1 < main_~length2~0#1);call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;main_~i~0#1 := 0; 23#L547-3true [2024-11-09 15:31:21,880 INFO L747 eck$LassoCheckResult]: Loop: 23#L547-3true assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet13#1;call write~int#1(main_#t~nondet13#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 11#L547-2true main_#t~post14#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 23#L547-3true [2024-11-09 15:31:21,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:31:21,886 INFO L85 PathProgramCache]: Analyzing trace with hash 889572367, now seen corresponding path program 1 times [2024-11-09 15:31:21,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:31:21,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013784801] [2024-11-09 15:31:21,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:31:21,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:31:22,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:22,026 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:31:22,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:22,061 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:31:22,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:31:22,063 INFO L85 PathProgramCache]: Analyzing trace with hash 2019, now seen corresponding path program 1 times [2024-11-09 15:31:22,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:31:22,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847398186] [2024-11-09 15:31:22,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:31:22,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:31:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:22,081 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:31:22,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:22,100 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:31:22,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:31:22,102 INFO L85 PathProgramCache]: Analyzing trace with hash 180553841, now seen corresponding path program 1 times [2024-11-09 15:31:22,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:31:22,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188282673] [2024-11-09 15:31:22,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:31:22,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:31:22,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:22,173 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:31:22,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:22,194 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:31:22,624 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:31:22,625 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:31:22,625 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:31:22,626 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:31:22,626 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:31:22,626 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:22,626 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:31:22,626 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:31:22,627 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrncat-alloca-2.i_Iteration1_Lasso [2024-11-09 15:31:22,627 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:31:22,627 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:31:22,650 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:22,659 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:22,663 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:22,666 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:22,671 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:22,674 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:22,679 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:22,683 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:22,687 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:22,690 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:22,693 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:22,695 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:22,698 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:22,701 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:22,705 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:22,707 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:22,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:22,965 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:23,352 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:31:23,357 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:31:23,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:23,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:23,365 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:23,369 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-09 15:31:23,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:23,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:23,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:23,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:23,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:23,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:23,388 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:23,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:23,394 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:23,408 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-09 15:31:23,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:23,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:23,411 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:23,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-09 15:31:23,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:23,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:23,427 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:23,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:23,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:23,428 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:23,428 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:23,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:23,431 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:23,447 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-09 15:31:23,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:23,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:23,451 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:23,454 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-09 15:31:23,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:23,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:23,469 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:23,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:23,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:23,469 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:23,470 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:23,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:23,473 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:23,490 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-09 15:31:23,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:23,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:23,493 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:23,495 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-09 15:31:23,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:23,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:23,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:23,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:23,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:23,510 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:31:23,511 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:31:23,514 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:23,530 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-09 15:31:23,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:23,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:23,533 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:23,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-09 15:31:23,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:23,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:23,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:23,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:23,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:23,549 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:23,550 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:23,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:23,554 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:23,570 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 [2024-11-09 15:31:23,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:23,571 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:23,573 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:23,575 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-09 15:31:23,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:23,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:23,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:23,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:23,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:23,590 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:23,591 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:23,591 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:23,593 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:23,607 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-09 15:31:23,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:23,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:23,609 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:23,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-09 15:31:23,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:23,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:23,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:23,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:23,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:23,631 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:31:23,632 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:31:23,637 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:23,652 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-09 15:31:23,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:23,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:23,655 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:23,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-09 15:31:23,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:23,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:23,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:23,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:23,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:23,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:23,671 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:23,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:23,673 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:23,688 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-09 15:31:23,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:23,689 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:23,691 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:23,692 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-09 15:31:23,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:23,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:23,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:23,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:23,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:23,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:23,703 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:23,703 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:23,705 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:23,715 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-09 15:31:23,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:23,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:23,717 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:23,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-09 15:31:23,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:23,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:23,731 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:23,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:23,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:23,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:23,731 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:23,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:23,733 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:23,744 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-09 15:31:23,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:23,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:23,745 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:23,746 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-09 15:31:23,747 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:23,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:23,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:23,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:23,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:23,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:23,758 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:23,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:23,759 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:23,770 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-09 15:31:23,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:23,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:23,771 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:23,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-09 15:31:23,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:23,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:23,782 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:23,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:23,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:23,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:23,783 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:23,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:23,784 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:23,794 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-09 15:31:23,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:23,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:23,796 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:23,797 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-09 15:31:23,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:23,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:23,810 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:23,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:23,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:23,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:23,810 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:23,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:23,812 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:23,826 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-09 15:31:23,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:23,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:23,828 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:23,829 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-09 15:31:23,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:23,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:23,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:23,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:23,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:23,842 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:31:23,842 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:31:23,846 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:23,861 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-09 15:31:23,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:23,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:23,863 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:23,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-09 15:31:23,866 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 [2024-11-09 15:31:23,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:23,879 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:23,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:23,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:23,879 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:23,880 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:23,880 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:23,881 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:23,896 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-11-09 15:31:23,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:23,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:23,899 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:23,900 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-09 15:31:23,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:23,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:23,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:23,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:23,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:23,922 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:31:23,922 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:31:23,936 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:23,953 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-09 15:31:23,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:23,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:23,955 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:23,965 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-09 15:31:23,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:23,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:23,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:23,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:23,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:23,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:23,987 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:23,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:23,988 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:24,003 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-09 15:31:24,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:24,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:24,005 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:24,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-09 15:31:24,008 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:24,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:24,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:24,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:24,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:24,032 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:31:24,032 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:31:24,036 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:24,053 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-09 15:31:24,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:24,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:24,058 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:24,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-09 15:31:24,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:24,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:24,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:24,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:24,078 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:24,081 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:31:24,081 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:31:24,086 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:24,102 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-09 15:31:24,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:24,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:24,104 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:24,105 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-09 15:31:24,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:24,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:24,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:24,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:24,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:24,118 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:31:24,118 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:31:24,122 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:24,136 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-09 15:31:24,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:24,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:24,137 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:24,138 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-09 15:31:24,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:24,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:24,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:24,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:24,153 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:24,167 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:31:24,167 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:31:24,185 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:31:24,251 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2024-11-09 15:31:24,251 INFO L444 ModelExtractionUtils]: 5 out of 28 variables were initially zero. Simplification set additionally 20 variables to zero. [2024-11-09 15:31:24,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:24,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:24,271 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:24,272 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-09 15:31:24,273 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:31:24,291 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:31:24,291 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:31:24,292 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~length1~0#1, ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~length1~0#1 - 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2024-11-09 15:31:24,307 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-09 15:31:24,330 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2024-11-09 15:31:24,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:31:24,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:31:24,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:31:24,392 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:31:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:31:24,417 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 15:31:24,418 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:31:24,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:31:24,469 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-09 15:31:24,473 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 25 states, 24 states have (on average 1.5833333333333333) internal successors, (38), 24 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) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:31:24,525 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 25 states, 24 states have (on average 1.5833333333333333) internal successors, (38), 24 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). Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 47 states and 69 transitions. Complement of second has 6 states. [2024-11-09 15:31:24,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-09 15:31:24,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:31:24,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 39 transitions. [2024-11-09 15:31:24,535 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 39 transitions. Stem has 6 letters. Loop has 2 letters. [2024-11-09 15:31:24,536 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:31:24,536 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 39 transitions. Stem has 8 letters. Loop has 2 letters. [2024-11-09 15:31:24,536 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:31:24,537 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 39 transitions. Stem has 6 letters. Loop has 4 letters. [2024-11-09 15:31:24,537 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:31:24,538 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 47 states and 69 transitions. [2024-11-09 15:31:24,544 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-09 15:31:24,549 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 47 states to 20 states and 29 transitions. [2024-11-09 15:31:24,550 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2024-11-09 15:31:24,550 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2024-11-09 15:31:24,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 29 transitions. [2024-11-09 15:31:24,551 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:31:24,551 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 29 transitions. [2024-11-09 15:31:24,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 29 transitions. [2024-11-09 15:31:24,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2024-11-09 15:31:24,575 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) [2024-11-09 15:31:24,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 29 transitions. [2024-11-09 15:31:24,577 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 29 transitions. [2024-11-09 15:31:24,577 INFO L425 stractBuchiCegarLoop]: Abstraction has 20 states and 29 transitions. [2024-11-09 15:31:24,577 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-09 15:31:24,577 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 29 transitions. [2024-11-09 15:31:24,578 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-09 15:31:24,578 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:31:24,578 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:31:24,578 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:31:24,578 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:31:24,579 INFO L745 eck$LassoCheckResult]: Stem: 163#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 157#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet13#1, main_#t~post14#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post16#1, main_~i~1#1, main_#t~ret17#1.base, main_#t~ret17#1.offset, main_~length1~0#1, main_~length2~0#1, main_~n~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~nondet8#1;main_~length1~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~length2~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;havoc main_#t~nondet10#1;main_~n~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1; 152#L534 assume !(main_~length1~0#1 < 1); 153#L534-2 assume !(main_~length2~0#1 < 1); 156#L537-1 assume !(main_~n~0#1 < 1); 144#L540-1 assume !(main_~length1~0#1 < main_~n~0#1 || main_~length1~0#1 - main_~n~0#1 < main_~length2~0#1);call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;main_~i~0#1 := 0; 145#L547-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 162#L547-4 havoc main_~i~0#1;main_~i~1#1 := 0; 148#L552-3 [2024-11-09 15:31:24,579 INFO L747 eck$LassoCheckResult]: Loop: 148#L552-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet15#1;call write~int#0(main_#t~nondet15#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet15#1; 150#L552-2 main_#t~post16#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1; 148#L552-3 [2024-11-09 15:31:24,579 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:31:24,579 INFO L85 PathProgramCache]: Analyzing trace with hash 180553783, now seen corresponding path program 1 times [2024-11-09 15:31:24,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:31:24,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984026245] [2024-11-09 15:31:24,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:31:24,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:31:24,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:31:24,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:31:24,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:31:24,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984026245] [2024-11-09 15:31:24,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984026245] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 15:31:24,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 15:31:24,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 15:31:24,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085589748] [2024-11-09 15:31:24,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 15:31:24,767 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:31:24,768 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:31:24,768 INFO L85 PathProgramCache]: Analyzing trace with hash 2467, now seen corresponding path program 1 times [2024-11-09 15:31:24,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:31:24,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623534955] [2024-11-09 15:31:24,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:31:24,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:31:24,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:24,786 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:31:24,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:24,794 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:31:24,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:31:24,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 15:31:24,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 15:31:24,847 INFO L87 Difference]: Start difference. First operand 20 states and 29 transitions. cyclomatic complexity: 13 Second operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:31:24,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:31:24,902 INFO L93 Difference]: Finished difference Result 21 states and 27 transitions. [2024-11-09 15:31:24,902 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 27 transitions. [2024-11-09 15:31:24,902 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-09 15:31:24,903 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 21 states and 27 transitions. [2024-11-09 15:31:24,903 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2024-11-09 15:31:24,903 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2024-11-09 15:31:24,903 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 27 transitions. [2024-11-09 15:31:24,903 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:31:24,904 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 27 transitions. [2024-11-09 15:31:24,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 27 transitions. [2024-11-09 15:31:24,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 20. [2024-11-09 15:31:24,905 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) [2024-11-09 15:31:24,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 26 transitions. [2024-11-09 15:31:24,906 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 26 transitions. [2024-11-09 15:31:24,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 15:31:24,907 INFO L425 stractBuchiCegarLoop]: Abstraction has 20 states and 26 transitions. [2024-11-09 15:31:24,907 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-09 15:31:24,907 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 26 transitions. [2024-11-09 15:31:24,907 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-09 15:31:24,907 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:31:24,907 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:31:24,908 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:31:24,908 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:31:24,908 INFO L745 eck$LassoCheckResult]: Stem: 216#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 210#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet13#1, main_#t~post14#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post16#1, main_~i~1#1, main_#t~ret17#1.base, main_#t~ret17#1.offset, main_~length1~0#1, main_~length2~0#1, main_~n~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~nondet8#1;main_~length1~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~length2~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;havoc main_#t~nondet10#1;main_~n~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1; 205#L534 assume !(main_~length1~0#1 < 1); 206#L534-2 assume !(main_~length2~0#1 < 1); 209#L537-1 assume !(main_~n~0#1 < 1); 197#L540-1 assume !(main_~length1~0#1 < main_~n~0#1 || main_~length1~0#1 - main_~n~0#1 < main_~length2~0#1);call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;main_~i~0#1 := 0; 198#L547-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet13#1;call write~int#1(main_#t~nondet13#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 199#L547-2 main_#t~post14#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 200#L547-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 215#L547-4 havoc main_~i~0#1;main_~i~1#1 := 0; 201#L552-3 [2024-11-09 15:31:24,908 INFO L747 eck$LassoCheckResult]: Loop: 201#L552-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet15#1;call write~int#0(main_#t~nondet15#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet15#1; 203#L552-2 main_#t~post16#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1; 201#L552-3 [2024-11-09 15:31:24,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:31:24,908 INFO L85 PathProgramCache]: Analyzing trace with hash 1713550361, now seen corresponding path program 1 times [2024-11-09 15:31:24,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:31:24,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536013007] [2024-11-09 15:31:24,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:31:24,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:31:24,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:24,941 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:31:24,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:24,964 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:31:24,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:31:24,968 INFO L85 PathProgramCache]: Analyzing trace with hash 2467, now seen corresponding path program 2 times [2024-11-09 15:31:24,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:31:24,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578153572] [2024-11-09 15:31:24,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:31:24,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:31:24,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:24,978 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:31:24,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:24,985 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:31:24,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:31:24,988 INFO L85 PathProgramCache]: Analyzing trace with hash 1749424059, now seen corresponding path program 1 times [2024-11-09 15:31:24,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:31:24,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754119644] [2024-11-09 15:31:24,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:31:24,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:31:24,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:31:25,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:31:25,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:31:25,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754119644] [2024-11-09 15:31:25,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754119644] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:31:25,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1197965138] [2024-11-09 15:31:25,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:31:25,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:31:25,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:25,126 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:31:25,128 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-11-09 15:31:25,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:31:25,182 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 15:31:25,183 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:31:25,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:31:25,243 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:31:25,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:31:25,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1197965138] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:31:25,328 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:31:25,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2024-11-09 15:31:25,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630227934] [2024-11-09 15:31:25,328 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:31:25,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:31:25,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 15:31:25,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-11-09 15:31:25,375 INFO L87 Difference]: Start difference. First operand 20 states and 26 transitions. cyclomatic complexity: 10 Second operand has 13 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 13 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:31:25,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:31:25,548 INFO L93 Difference]: Finished difference Result 34 states and 44 transitions. [2024-11-09 15:31:25,549 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 44 transitions. [2024-11-09 15:31:25,550 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-09 15:31:25,550 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 34 states and 44 transitions. [2024-11-09 15:31:25,550 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2024-11-09 15:31:25,551 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2024-11-09 15:31:25,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 44 transitions. [2024-11-09 15:31:25,551 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:31:25,551 INFO L218 hiAutomatonCegarLoop]: Abstraction has 34 states and 44 transitions. [2024-11-09 15:31:25,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 44 transitions. [2024-11-09 15:31:25,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 29. [2024-11-09 15:31:25,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 1.3103448275862069) internal successors, (38), 28 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:31:25,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 38 transitions. [2024-11-09 15:31:25,554 INFO L240 hiAutomatonCegarLoop]: Abstraction has 29 states and 38 transitions. [2024-11-09 15:31:25,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 15:31:25,555 INFO L425 stractBuchiCegarLoop]: Abstraction has 29 states and 38 transitions. [2024-11-09 15:31:25,555 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-09 15:31:25,555 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 38 transitions. [2024-11-09 15:31:25,556 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-09 15:31:25,556 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:31:25,556 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:31:25,556 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:31:25,557 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:31:25,557 INFO L745 eck$LassoCheckResult]: Stem: 372#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 363#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet13#1, main_#t~post14#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post16#1, main_~i~1#1, main_#t~ret17#1.base, main_#t~ret17#1.offset, main_~length1~0#1, main_~length2~0#1, main_~n~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~nondet8#1;main_~length1~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~length2~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;havoc main_#t~nondet10#1;main_~n~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1; 358#L534 assume !(main_~length1~0#1 < 1); 359#L534-2 assume !(main_~length2~0#1 < 1); 362#L537-1 assume !(main_~n~0#1 < 1); 351#L540-1 assume !(main_~length1~0#1 < main_~n~0#1 || main_~length1~0#1 - main_~n~0#1 < main_~length2~0#1);call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;main_~i~0#1 := 0; 352#L547-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet13#1;call write~int#1(main_#t~nondet13#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 378#L547-2 main_#t~post14#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 377#L547-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet13#1;call write~int#1(main_#t~nondet13#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 375#L547-2 main_#t~post14#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 374#L547-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 376#L547-4 havoc main_~i~0#1;main_~i~1#1 := 0; 369#L552-3 [2024-11-09 15:31:25,557 INFO L747 eck$LassoCheckResult]: Loop: 369#L552-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet15#1;call write~int#0(main_#t~nondet15#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet15#1; 368#L552-2 main_#t~post16#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1; 369#L552-3 [2024-11-09 15:31:25,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:31:25,558 INFO L85 PathProgramCache]: Analyzing trace with hash 1749479291, now seen corresponding path program 2 times [2024-11-09 15:31:25,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:31:25,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532739279] [2024-11-09 15:31:25,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:31:25,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:31:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:25,588 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:31:25,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:25,608 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:31:25,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:31:25,609 INFO L85 PathProgramCache]: Analyzing trace with hash 2467, now seen corresponding path program 3 times [2024-11-09 15:31:25,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:31:25,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924130558] [2024-11-09 15:31:25,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:31:25,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:31:25,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:25,616 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:31:25,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:25,621 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:31:25,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:31:25,622 INFO L85 PathProgramCache]: Analyzing trace with hash 1917387421, now seen corresponding path program 2 times [2024-11-09 15:31:25,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:31:25,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668125798] [2024-11-09 15:31:25,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:31:25,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:31:25,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:25,654 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:31:25,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:25,674 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:31:25,932 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-11-09 15:31:26,047 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:31:26,048 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:31:26,048 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:31:26,048 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:31:26,048 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:31:26,048 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:26,048 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:31:26,048 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:31:26,049 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrncat-alloca-2.i_Iteration4_Lasso [2024-11-09 15:31:26,049 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:31:26,049 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:31:26,051 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:26,054 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:26,056 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:26,059 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:26,061 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:26,064 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:26,066 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:26,068 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:26,070 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:26,072 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:26,075 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:26,245 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:26,248 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:26,251 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:26,256 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:26,259 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:26,261 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:26,263 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:26,266 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:26,537 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:31:26,537 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:31:26,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:26,537 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:26,539 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:26,542 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-09 15:31:26,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:26,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:26,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:26,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:26,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:26,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:26,557 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:26,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:26,559 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:26,574 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-09 15:31:26,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:26,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:26,577 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:26,578 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-09 15:31:26,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:26,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:26,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:26,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:26,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:26,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:26,592 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:26,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:26,593 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:26,607 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-11-09 15:31:26,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:26,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:26,609 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:26,610 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-09 15:31:26,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:26,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:26,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:26,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:26,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:26,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:26,626 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:26,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:26,630 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:26,644 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-11-09 15:31:26,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:26,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:26,647 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:26,648 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-09 15:31:26,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:26,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:26,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:26,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:26,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:26,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:26,663 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:26,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:26,665 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:26,681 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-09 15:31:26,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:26,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:26,684 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:26,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-09 15:31:26,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:26,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:26,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:26,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:26,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:26,702 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:31:26,702 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:31:26,707 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:26,723 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2024-11-09 15:31:26,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:26,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:26,725 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:26,726 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-09 15:31:26,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:26,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:26,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:26,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:26,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:26,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:26,740 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:26,740 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:26,741 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:26,756 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-11-09 15:31:26,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:26,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:26,758 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:26,759 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-09 15:31:26,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:26,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:26,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:26,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:26,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:26,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:26,773 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:26,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:26,776 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:26,791 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-11-09 15:31:26,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:26,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:26,793 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:26,795 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-09 15:31:26,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:26,808 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:26,808 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:26,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:26,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:26,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:26,809 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:26,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:26,810 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:26,824 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-11-09 15:31:26,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:26,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:26,826 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:26,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-09 15:31:26,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:26,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:26,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:26,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:26,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:26,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:26,843 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:26,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:26,845 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:26,859 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-11-09 15:31:26,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:26,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:26,862 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:26,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-09 15:31:26,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:26,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:26,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:26,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:26,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:26,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:26,876 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:26,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:26,880 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:26,894 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-11-09 15:31:26,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:26,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:26,895 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:26,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-09 15:31:26,897 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:26,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:26,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:26,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:26,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:26,913 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:31:26,914 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:31:26,927 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:31:26,966 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2024-11-09 15:31:26,966 INFO L444 ModelExtractionUtils]: 8 out of 22 variables were initially zero. Simplification set additionally 11 variables to zero. [2024-11-09 15:31:26,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:26,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:26,968 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:26,970 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-09 15:31:26,971 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:31:26,987 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:31:26,988 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:31:26,988 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~1#1, ULTIMATE.start_main_~length2~0#1) = -1*ULTIMATE.start_main_~i~1#1 + 1*ULTIMATE.start_main_~length2~0#1 Supporting invariants [] [2024-11-09 15:31:27,002 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-11-09 15:31:27,019 INFO L156 tatePredicateManager]: 7 out of 7 supporting invariants were superfluous and have been removed [2024-11-09 15:31:27,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:31:27,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:31:27,050 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:31:27,051 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:31:27,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:31:27,071 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 15:31:27,071 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:31:27,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:31:27,084 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-09 15:31:27,084 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 29 states and 38 transitions. cyclomatic complexity: 14 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:31:27,102 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 29 states and 38 transitions. cyclomatic complexity: 14. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 42 transitions. Complement of second has 5 states. [2024-11-09 15:31:27,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-09 15:31:27,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:31:27,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 15 transitions. [2024-11-09 15:31:27,103 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 15 transitions. Stem has 12 letters. Loop has 2 letters. [2024-11-09 15:31:27,104 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:31:27,104 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 15 transitions. Stem has 14 letters. Loop has 2 letters. [2024-11-09 15:31:27,104 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:31:27,104 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 15 transitions. Stem has 12 letters. Loop has 4 letters. [2024-11-09 15:31:27,104 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:31:27,104 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 42 transitions. [2024-11-09 15:31:27,105 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2024-11-09 15:31:27,106 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 30 states and 40 transitions. [2024-11-09 15:31:27,106 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2024-11-09 15:31:27,106 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22 [2024-11-09 15:31:27,107 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 40 transitions. [2024-11-09 15:31:27,107 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:31:27,107 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 40 transitions. [2024-11-09 15:31:27,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 40 transitions. [2024-11-09 15:31:27,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2024-11-09 15:31:27,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.3333333333333333) internal successors, (40), 29 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:31:27,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 40 transitions. [2024-11-09 15:31:27,109 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 40 transitions. [2024-11-09 15:31:27,109 INFO L425 stractBuchiCegarLoop]: Abstraction has 30 states and 40 transitions. [2024-11-09 15:31:27,109 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-09 15:31:27,109 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 40 transitions. [2024-11-09 15:31:27,110 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2024-11-09 15:31:27,110 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:31:27,110 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:31:27,113 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:31:27,113 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:31:27,113 INFO L745 eck$LassoCheckResult]: Stem: 523#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 515#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet13#1, main_#t~post14#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post16#1, main_~i~1#1, main_#t~ret17#1.base, main_#t~ret17#1.offset, main_~length1~0#1, main_~length2~0#1, main_~n~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~nondet8#1;main_~length1~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~length2~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;havoc main_#t~nondet10#1;main_~n~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1; 510#L534 assume !(main_~length1~0#1 < 1); 511#L534-2 assume main_~length2~0#1 < 1;main_~length2~0#1 := 1; 520#L537-1 assume !(main_~n~0#1 < 1); 530#L540-1 assume !(main_~length1~0#1 < main_~n~0#1 || main_~length1~0#1 - main_~n~0#1 < main_~length2~0#1);call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;main_~i~0#1 := 0; 529#L547-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet13#1;call write~int#1(main_#t~nondet13#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 527#L547-2 main_#t~post14#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 526#L547-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 525#L547-4 havoc main_~i~0#1;main_~i~1#1 := 0; 505#L552-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 506#L552-4 havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - main_~n~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncat } true;cstrncat_#in~dst#1.base, cstrncat_#in~dst#1.offset, cstrncat_#in~src#1.base, cstrncat_#in~src#1.offset, cstrncat_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~0#1;havoc cstrncat_#res#1.base, cstrncat_#res#1.offset;havoc cstrncat_#t~mem2#1, cstrncat_#t~post3#1.base, cstrncat_#t~post3#1.offset, cstrncat_#t~post4#1.base, cstrncat_#t~post4#1.offset, cstrncat_#t~mem5#1, cstrncat_#t~post6#1.base, cstrncat_#t~post6#1.offset, cstrncat_#t~pre7#1, cstrncat_~d~0#1.base, cstrncat_~d~0#1.offset, cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset, cstrncat_~dst#1.base, cstrncat_~dst#1.offset, cstrncat_~src#1.base, cstrncat_~src#1.offset, cstrncat_~n#1;cstrncat_~dst#1.base, cstrncat_~dst#1.offset := cstrncat_#in~dst#1.base, cstrncat_#in~dst#1.offset;cstrncat_~src#1.base, cstrncat_~src#1.offset := cstrncat_#in~src#1.base, cstrncat_#in~src#1.offset;cstrncat_~n#1 := cstrncat_#in~n#1; 509#L516 assume 0 != cstrncat_~n#1 % 4294967296;cstrncat_~d~0#1.base, cstrncat_~d~0#1.offset := cstrncat_~dst#1.base, cstrncat_~dst#1.offset;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_~src#1.base, cstrncat_~src#1.offset; 516#L519-3 [2024-11-09 15:31:27,113 INFO L747 eck$LassoCheckResult]: Loop: 516#L519-3 call cstrncat_#t~mem2#1 := read~int#1(cstrncat_~d~0#1.base, cstrncat_~d~0#1.offset, 1); 517#L519-1 assume !!(0 != cstrncat_#t~mem2#1);havoc cstrncat_#t~mem2#1;cstrncat_#t~post3#1.base, cstrncat_#t~post3#1.offset := cstrncat_~d~0#1.base, cstrncat_~d~0#1.offset;cstrncat_~d~0#1.base, cstrncat_~d~0#1.offset := cstrncat_#t~post3#1.base, 1 + cstrncat_#t~post3#1.offset; 516#L519-3 [2024-11-09 15:31:27,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:31:27,114 INFO L85 PathProgramCache]: Analyzing trace with hash -1209403751, now seen corresponding path program 1 times [2024-11-09 15:31:27,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:31:27,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393171968] [2024-11-09 15:31:27,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:31:27,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:31:27,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:27,137 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:31:27,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:27,160 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:31:27,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:31:27,161 INFO L85 PathProgramCache]: Analyzing trace with hash 2918, now seen corresponding path program 1 times [2024-11-09 15:31:27,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:31:27,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098361506] [2024-11-09 15:31:27,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:31:27,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:31:27,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:27,166 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:31:27,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:27,169 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:31:27,170 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:31:27,170 INFO L85 PathProgramCache]: Analyzing trace with hash 1699134462, now seen corresponding path program 1 times [2024-11-09 15:31:27,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:31:27,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440844311] [2024-11-09 15:31:27,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:31:27,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:31:27,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:31:27,337 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-09 15:31:27,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:31:27,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:31:27,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440844311] [2024-11-09 15:31:27,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440844311] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:31:27,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [405291340] [2024-11-09 15:31:27,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:31:27,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:31:27,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:27,473 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:31:27,475 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2024-11-09 15:31:27,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:31:27,543 INFO L255 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-09 15:31:27,545 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:31:27,703 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 17 treesize of output 13 [2024-11-09 15:31:27,835 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-09 15:31:27,838 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 15:31:27,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 10 [2024-11-09 15:31:27,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:31:27,844 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:31:27,930 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 16 treesize of output 14 [2024-11-09 15:31:27,935 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 24 treesize of output 22 [2024-11-09 15:31:28,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:31:28,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [405291340] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:31:28,187 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:31:28,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 9] total 21 [2024-11-09 15:31:28,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942139780] [2024-11-09 15:31:28,187 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:31:28,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:31:28,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-09 15:31:28,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=400, Unknown=0, NotChecked=0, Total=462 [2024-11-09 15:31:28,228 INFO L87 Difference]: Start difference. First operand 30 states and 40 transitions. cyclomatic complexity: 15 Second operand has 22 states, 21 states have (on average 1.7142857142857142) internal successors, (36), 22 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:31:28,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:31:28,650 INFO L93 Difference]: Finished difference Result 41 states and 52 transitions. [2024-11-09 15:31:28,651 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 52 transitions. [2024-11-09 15:31:28,651 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2024-11-09 15:31:28,652 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 41 states and 52 transitions. [2024-11-09 15:31:28,655 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2024-11-09 15:31:28,655 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2024-11-09 15:31:28,655 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 52 transitions. [2024-11-09 15:31:28,655 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:31:28,656 INFO L218 hiAutomatonCegarLoop]: Abstraction has 41 states and 52 transitions. [2024-11-09 15:31:28,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states and 52 transitions. [2024-11-09 15:31:28,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 38. [2024-11-09 15:31:28,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 38 states have (on average 1.2894736842105263) internal successors, (49), 37 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:31:28,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 49 transitions. [2024-11-09 15:31:28,658 INFO L240 hiAutomatonCegarLoop]: Abstraction has 38 states and 49 transitions. [2024-11-09 15:31:28,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 15:31:28,661 INFO L425 stractBuchiCegarLoop]: Abstraction has 38 states and 49 transitions. [2024-11-09 15:31:28,662 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-09 15:31:28,662 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 49 transitions. [2024-11-09 15:31:28,663 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2024-11-09 15:31:28,663 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:31:28,663 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:31:28,665 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:31:28,665 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:31:28,665 INFO L745 eck$LassoCheckResult]: Stem: 719#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 712#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet13#1, main_#t~post14#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post16#1, main_~i~1#1, main_#t~ret17#1.base, main_#t~ret17#1.offset, main_~length1~0#1, main_~length2~0#1, main_~n~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~nondet8#1;main_~length1~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~length2~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;havoc main_#t~nondet10#1;main_~n~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1; 706#L534 assume !(main_~length1~0#1 < 1); 707#L534-2 assume main_~length2~0#1 < 1;main_~length2~0#1 := 1; 717#L537-1 assume !(main_~n~0#1 < 1); 697#L540-1 assume !(main_~length1~0#1 < main_~n~0#1 || main_~length1~0#1 - main_~n~0#1 < main_~length2~0#1);call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;main_~i~0#1 := 0; 698#L547-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet13#1;call write~int#1(main_#t~nondet13#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 720#L547-2 main_#t~post14#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 734#L547-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet13#1;call write~int#1(main_#t~nondet13#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 699#L547-2 main_#t~post14#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 700#L547-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 718#L547-4 havoc main_~i~0#1;main_~i~1#1 := 0; 701#L552-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 702#L552-4 havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - main_~n~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncat } true;cstrncat_#in~dst#1.base, cstrncat_#in~dst#1.offset, cstrncat_#in~src#1.base, cstrncat_#in~src#1.offset, cstrncat_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~0#1;havoc cstrncat_#res#1.base, cstrncat_#res#1.offset;havoc cstrncat_#t~mem2#1, cstrncat_#t~post3#1.base, cstrncat_#t~post3#1.offset, cstrncat_#t~post4#1.base, cstrncat_#t~post4#1.offset, cstrncat_#t~mem5#1, cstrncat_#t~post6#1.base, cstrncat_#t~post6#1.offset, cstrncat_#t~pre7#1, cstrncat_~d~0#1.base, cstrncat_~d~0#1.offset, cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset, cstrncat_~dst#1.base, cstrncat_~dst#1.offset, cstrncat_~src#1.base, cstrncat_~src#1.offset, cstrncat_~n#1;cstrncat_~dst#1.base, cstrncat_~dst#1.offset := cstrncat_#in~dst#1.base, cstrncat_#in~dst#1.offset;cstrncat_~src#1.base, cstrncat_~src#1.offset := cstrncat_#in~src#1.base, cstrncat_#in~src#1.offset;cstrncat_~n#1 := cstrncat_#in~n#1; 705#L516 assume 0 != cstrncat_~n#1 % 4294967296;cstrncat_~d~0#1.base, cstrncat_~d~0#1.offset := cstrncat_~dst#1.base, cstrncat_~dst#1.offset;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_~src#1.base, cstrncat_~src#1.offset; 713#L519-3 [2024-11-09 15:31:28,665 INFO L747 eck$LassoCheckResult]: Loop: 713#L519-3 call cstrncat_#t~mem2#1 := read~int#1(cstrncat_~d~0#1.base, cstrncat_~d~0#1.offset, 1); 714#L519-1 assume !!(0 != cstrncat_#t~mem2#1);havoc cstrncat_#t~mem2#1;cstrncat_#t~post3#1.base, cstrncat_#t~post3#1.offset := cstrncat_~d~0#1.base, cstrncat_~d~0#1.offset;cstrncat_~d~0#1.base, cstrncat_~d~0#1.offset := cstrncat_#t~post3#1.base, 1 + cstrncat_#t~post3#1.offset; 713#L519-3 [2024-11-09 15:31:28,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:31:28,666 INFO L85 PathProgramCache]: Analyzing trace with hash -948699273, now seen corresponding path program 2 times [2024-11-09 15:31:28,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:31:28,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110589066] [2024-11-09 15:31:28,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:31:28,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:31:28,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:28,691 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:31:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:28,712 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:31:28,714 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:31:28,715 INFO L85 PathProgramCache]: Analyzing trace with hash 2918, now seen corresponding path program 2 times [2024-11-09 15:31:28,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:31:28,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988544879] [2024-11-09 15:31:28,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:31:28,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:31:28,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:28,721 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:31:28,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:28,724 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:31:28,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:31:28,725 INFO L85 PathProgramCache]: Analyzing trace with hash -1166932644, now seen corresponding path program 2 times [2024-11-09 15:31:28,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:31:28,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864876434] [2024-11-09 15:31:28,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:31:28,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:31:28,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:28,743 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:31:28,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:31:28,756 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:31:29,500 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:31:29,500 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:31:29,500 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:31:29,500 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:31:29,500 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:31:29,500 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:29,500 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:31:29,501 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:31:29,501 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrncat-alloca-2.i_Iteration6_Lasso [2024-11-09 15:31:29,501 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:31:29,501 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:31:29,503 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,507 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,509 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,511 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,513 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,515 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,517 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,519 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,520 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,522 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,524 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,526 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,528 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,530 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,532 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,534 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,536 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,847 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,849 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,851 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,853 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,855 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,858 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,860 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,862 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,863 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,866 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,868 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,870 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,873 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,875 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,877 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,880 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,882 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,884 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,886 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,888 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,890 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,893 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:29,895 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:31:30,382 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:31:30,382 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:31:30,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:30,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:30,386 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:30,387 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-09 15:31:30,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:30,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:30,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:30,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:30,399 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:30,400 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:31:30,400 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:31:30,402 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:30,413 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-11-09 15:31:30,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:30,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:30,415 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:30,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-09 15:31:30,416 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 [2024-11-09 15:31:30,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:30,426 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:30,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:30,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:30,426 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:30,427 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:30,427 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:30,428 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:30,442 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-09 15:31:30,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:30,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:30,443 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:30,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-09 15:31:30,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:30,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:30,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:30,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:30,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:30,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:30,455 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:30,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:30,456 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:30,467 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-11-09 15:31:30,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:30,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:30,483 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:30,484 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-09 15:31:30,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:30,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:30,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:30,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:30,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:30,495 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:30,495 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:30,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:30,497 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:30,511 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-11-09 15:31:30,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:30,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:30,514 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:30,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-09 15:31:30,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:30,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:30,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:30,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:30,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:30,529 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:30,530 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:30,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:30,534 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:30,545 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-11-09 15:31:30,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:30,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:30,547 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:30,548 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-09 15:31:30,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:30,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:30,558 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:30,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:30,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:30,558 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:30,559 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:30,559 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:30,562 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:30,575 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-11-09 15:31:30,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:30,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:30,576 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:30,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-09 15:31:30,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:30,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:30,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:30,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:30,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:30,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:30,589 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:30,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:30,591 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:30,602 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-11-09 15:31:30,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:30,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:30,604 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:30,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-09 15:31:30,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:30,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:30,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:30,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:30,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:30,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:30,616 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:30,616 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:30,619 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:30,630 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-11-09 15:31:30,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:30,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:30,632 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:30,633 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-09 15:31:30,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:30,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:30,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:30,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:30,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:30,644 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:30,644 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:30,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:30,645 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:30,657 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 [2024-11-09 15:31:30,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:30,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:30,659 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:30,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-09 15:31:30,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:30,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:30,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:30,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:30,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:30,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:30,672 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:30,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:30,676 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:30,688 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-11-09 15:31:30,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:30,689 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:30,690 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:30,692 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-09 15:31:30,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:30,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:30,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:30,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:30,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:30,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:30,704 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:30,705 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:30,706 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:30,716 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-11-09 15:31:30,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:30,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:30,717 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:30,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-09 15:31:30,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:30,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:30,731 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:30,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:30,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:30,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:30,732 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:30,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:30,735 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:30,748 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2024-11-09 15:31:30,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:30,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:30,750 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:30,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-09 15:31:30,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:30,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:30,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:30,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:30,761 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:30,763 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:31:30,763 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:31:30,767 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:30,777 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-11-09 15:31:30,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:30,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:30,779 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:30,780 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-09 15:31:30,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:30,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:30,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:30,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:30,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:30,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:30,791 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:30,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:30,793 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:30,803 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-11-09 15:31:30,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:30,803 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:30,805 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:30,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-09 15:31:30,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:30,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:30,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:30,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:30,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:30,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:30,817 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:30,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:30,818 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:30,828 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2024-11-09 15:31:30,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:30,829 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:30,830 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:30,831 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-09 15:31:30,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:30,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:30,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:31:30,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:30,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:30,841 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:30,842 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:31:30,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:31:30,843 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:30,853 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2024-11-09 15:31:30,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:30,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:30,855 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:30,856 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-09 15:31:30,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:30,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:30,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:30,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:30,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:30,872 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:31:30,872 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:31:30,880 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:30,891 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-11-09 15:31:30,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:30,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:30,892 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:30,893 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-09 15:31:30,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:30,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:30,904 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-11-09 15:31:30,904 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-09 15:31:30,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:30,913 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2024-11-09 15:31:30,913 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-09 15:31:30,930 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:30,944 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2024-11-09 15:31:30,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:30,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:30,947 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:30,948 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-09 15:31:30,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:30,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:30,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:30,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:30,960 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:30,961 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:31:30,961 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:31:30,963 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:30,973 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-11-09 15:31:30,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:30,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:30,975 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:30,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-09 15:31:30,976 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 [2024-11-09 15:31:30,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:30,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:30,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:30,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:30,989 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:31:30,989 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:31:30,994 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:31:31,007 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2024-11-09 15:31:31,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:31,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:31,008 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:31,009 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-09 15:31:31,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:31:31,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:31:31,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:31:31,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:31:31,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:31:31,024 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:31:31,024 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:31:31,033 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:31:31,045 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2024-11-09 15:31:31,045 INFO L444 ModelExtractionUtils]: 6 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-09 15:31:31,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:31:31,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:31:31,048 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:31:31,049 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-09 15:31:31,050 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:31:31,063 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:31:31,064 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:31:31,064 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrncat_~d~0#1.offset, v_rep(select #length ULTIMATE.start_cstrncat_~dst#1.base)_1) = -1*ULTIMATE.start_cstrncat_~d~0#1.offset + 1*v_rep(select #length ULTIMATE.start_cstrncat_~dst#1.base)_1 Supporting invariants [] [2024-11-09 15:31:31,078 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2024-11-09 15:31:31,103 INFO L156 tatePredicateManager]: 9 out of 10 supporting invariants were superfluous and have been removed [2024-11-09 15:31:31,106 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-09 15:31:31,106 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-09 15:31:31,107 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~d~0!offset [2024-11-09 15:31:31,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:31:31,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:31:31,157 INFO L255 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 15:31:31,158 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:31:31,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:31:31,183 WARN L253 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 15:31:31,183 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:31:31,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:31:31,203 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-09 15:31:31,205 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 49 transitions. cyclomatic complexity: 16 Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:31:31,249 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 49 transitions. cyclomatic complexity: 16. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 46 states and 60 transitions. Complement of second has 6 states. [2024-11-09 15:31:31,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-09 15:31:31,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:31:31,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 26 transitions. [2024-11-09 15:31:31,252 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 26 transitions. Stem has 15 letters. Loop has 2 letters. [2024-11-09 15:31:31,252 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:31:31,252 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 26 transitions. Stem has 17 letters. Loop has 2 letters. [2024-11-09 15:31:31,252 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:31:31,253 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 26 transitions. Stem has 15 letters. Loop has 4 letters. [2024-11-09 15:31:31,254 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:31:31,254 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46 states and 60 transitions. [2024-11-09 15:31:31,254 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-09 15:31:31,255 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46 states to 0 states and 0 transitions. [2024-11-09 15:31:31,255 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-09 15:31:31,255 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-09 15:31:31,255 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-09 15:31:31,258 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:31:31,258 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 15:31:31,258 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 15:31:31,258 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 15:31:31,258 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-09 15:31:31,258 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-09 15:31:31,259 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-09 15:31:31,259 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-09 15:31:31,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.11 03:31:31 BoogieIcfgContainer [2024-11-09 15:31:31,266 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-09 15:31:31,267 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 15:31:31,267 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 15:31:31,267 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 15:31:31,268 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:31:21" (3/4) ... [2024-11-09 15:31:31,270 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 15:31:31,272 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 15:31:31,273 INFO L158 Benchmark]: Toolchain (without parser) took 10637.98ms. Allocated memory was 163.6MB in the beginning and 264.2MB in the end (delta: 100.7MB). Free memory was 103.9MB in the beginning and 97.3MB in the end (delta: 6.6MB). Peak memory consumption was 109.4MB. Max. memory is 16.1GB. [2024-11-09 15:31:31,274 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 163.6MB. Free memory was 124.1MB in the beginning and 124.0MB in the end (delta: 19.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 15:31:31,274 INFO L158 Benchmark]: CACSL2BoogieTranslator took 484.47ms. Allocated memory is still 163.6MB. Free memory was 103.9MB in the beginning and 84.5MB in the end (delta: 19.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-09 15:31:31,274 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.88ms. Allocated memory is still 163.6MB. Free memory was 84.5MB in the beginning and 82.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 15:31:31,274 INFO L158 Benchmark]: Boogie Preprocessor took 54.20ms. Allocated memory is still 163.6MB. Free memory was 82.5MB in the beginning and 80.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 15:31:31,275 INFO L158 Benchmark]: RCFGBuilder took 561.89ms. Allocated memory was 163.6MB in the beginning and 220.2MB in the end (delta: 56.6MB). Free memory was 80.0MB in the beginning and 189.4MB in the end (delta: -109.3MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2024-11-09 15:31:31,275 INFO L158 Benchmark]: BuchiAutomizer took 9481.69ms. Allocated memory was 220.2MB in the beginning and 264.2MB in the end (delta: 44.0MB). Free memory was 189.4MB in the beginning and 97.3MB in the end (delta: 92.1MB). Peak memory consumption was 135.1MB. Max. memory is 16.1GB. [2024-11-09 15:31:31,275 INFO L158 Benchmark]: Witness Printer took 5.43ms. Allocated memory is still 264.2MB. Free memory is still 97.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 15:31:31,277 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 163.6MB. Free memory was 124.1MB in the beginning and 124.0MB in the end (delta: 19.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 484.47ms. Allocated memory is still 163.6MB. Free memory was 103.9MB in the beginning and 84.5MB in the end (delta: 19.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.88ms. Allocated memory is still 163.6MB. Free memory was 84.5MB in the beginning and 82.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.20ms. Allocated memory is still 163.6MB. Free memory was 82.5MB in the beginning and 80.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 561.89ms. Allocated memory was 163.6MB in the beginning and 220.2MB in the end (delta: 56.6MB). Free memory was 80.0MB in the beginning and 189.4MB in the end (delta: -109.3MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 9481.69ms. Allocated memory was 220.2MB in the beginning and 264.2MB in the end (delta: 44.0MB). Free memory was 189.4MB in the beginning and 97.3MB in the end (delta: 92.1MB). Peak memory consumption was 135.1MB. Max. memory is 16.1GB. * Witness Printer took 5.43ms. Allocated memory is still 264.2MB. Free memory is still 97.3MB. 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: ~d~0!offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (3 trivial, 3 deterministic, 0 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 3 locations. One deterministic module has affine ranking function null and consists of 4 locations. 3 modules have a trivial ranking function, the largest among these consists of 22 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 9.4s and 7 iterations. TraceHistogramMax:2. Analysis of lassos took 8.2s. Construction of modules took 0.2s. Büchi inclusion checks took 0.8s. Highest rank in rank-based complementation 3. Minimization of det autom 6. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 9 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 171 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 169 mSDsluCounter, 333 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 235 mSDsCounter, 33 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 288 IncrementalHoareTripleChecker+Invalid, 321 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 33 mSolverCounterUnsat, 98 mSDtfsCounter, 288 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc2 concLT0 SILN0 SILU1 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital150 mio100 ax112 hnf100 lsp92 ukn70 mio100 lsp45 div198 bol100 ite100 ukn100 eq152 hnf95 smp66 dnf185 smp77 tf100 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 38ms VariablesStem: 6 VariablesLoop: 1 DisjunctsStem: 2 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 20 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-09 15:31:31,304 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 [2024-11-09 15:31:31,502 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Ended with exit code 0 [2024-11-09 15:31:31,703 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2024-11-09 15:31:31,904 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE