./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.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_cmemset-alloca-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eba94063d18105b44b9503ed48a138d00b9b850cd51aae19571aab60c15e268e --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 15:45:35,762 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 15:45:35,816 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-03-04 15:45:35,819 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 15:45:35,819 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 15:45:35,819 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-03-04 15:45:35,839 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 15:45:35,840 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 15:45:35,840 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 15:45:35,840 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 15:45:35,841 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 15:45:35,841 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 15:45:35,841 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 15:45:35,842 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 15:45:35,842 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-03-04 15:45:35,842 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-03-04 15:45:35,842 INFO L153 SettingsManager]: * Use old map elimination=false [2025-03-04 15:45:35,842 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-03-04 15:45:35,842 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-03-04 15:45:35,842 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-03-04 15:45:35,842 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 15:45:35,842 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-03-04 15:45:35,843 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-04 15:45:35,843 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 15:45:35,843 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-04 15:45:35,843 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 15:45:35,843 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-03-04 15:45:35,843 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-03-04 15:45:35,843 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-03-04 15:45:35,843 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-04 15:45:35,843 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-04 15:45:35,844 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 15:45:35,844 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-03-04 15:45:35,844 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 15:45:35,844 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 15:45:35,844 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 15:45:35,844 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 15:45:35,844 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 15:45:35,844 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 15:45:35,845 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-03-04 15:45:35,845 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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 -> eba94063d18105b44b9503ed48a138d00b9b850cd51aae19571aab60c15e268e [2025-03-04 15:45:36,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 15:45:36,064 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 15:45:36,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 15:45:36,068 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 15:45:36,068 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 15:45:36,070 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2025-03-04 15:45:37,177 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e2cc90bc/6ce0abf087c24020a918ad1e3d277b14/FLAG0426b6970 [2025-03-04 15:45:37,481 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 15:45:37,482 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2025-03-04 15:45:37,497 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e2cc90bc/6ce0abf087c24020a918ad1e3d277b14/FLAG0426b6970 [2025-03-04 15:45:37,746 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e2cc90bc/6ce0abf087c24020a918ad1e3d277b14 [2025-03-04 15:45:37,748 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 15:45:37,749 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 15:45:37,750 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 15:45:37,750 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 15:45:37,753 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 15:45:37,754 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 03:45:37" (1/1) ... [2025-03-04 15:45:37,755 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54492a23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:45:37, skipping insertion in model container [2025-03-04 15:45:37,755 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 03:45:37" (1/1) ... [2025-03-04 15:45:37,781 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 15:45:37,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 15:45:37,956 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 15:45:37,981 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 15:45:38,001 INFO L204 MainTranslator]: Completed translation [2025-03-04 15:45:38,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:45:38 WrapperNode [2025-03-04 15:45:38,002 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 15:45:38,003 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 15:45:38,003 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 15:45:38,003 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 15:45:38,008 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:45:38" (1/1) ... [2025-03-04 15:45:38,017 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:45:38" (1/1) ... [2025-03-04 15:45:38,030 INFO L138 Inliner]: procedures = 116, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 45 [2025-03-04 15:45:38,030 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 15:45:38,031 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 15:45:38,032 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 15:45:38,032 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 15:45:38,036 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:45:38" (1/1) ... [2025-03-04 15:45:38,036 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:45:38" (1/1) ... [2025-03-04 15:45:38,038 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:45:38" (1/1) ... [2025-03-04 15:45:38,049 INFO L175 MemorySlicer]: Split 1 memory accesses to 1 slices as follows [1]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 1 writes are split as follows [1]. [2025-03-04 15:45:38,049 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:45:38" (1/1) ... [2025-03-04 15:45:38,050 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:45:38" (1/1) ... [2025-03-04 15:45:38,053 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:45:38" (1/1) ... [2025-03-04 15:45:38,057 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:45:38" (1/1) ... [2025-03-04 15:45:38,057 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:45:38" (1/1) ... [2025-03-04 15:45:38,058 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:45:38" (1/1) ... [2025-03-04 15:45:38,058 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 15:45:38,059 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 15:45:38,059 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 15:45:38,059 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 15:45:38,060 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:45:38" (1/1) ... [2025-03-04 15:45:38,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:38,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:38,080 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) [2025-03-04 15:45:38,082 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 [2025-03-04 15:45:38,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-04 15:45:38,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-04 15:45:38,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-04 15:45:38,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 15:45:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 15:45:38,161 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 15:45:38,162 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 15:45:38,251 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L533: call ULTIMATE.dealloc(main_#t~malloc7#1.base, main_#t~malloc7#1.offset);havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset; [2025-03-04 15:45:38,261 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2025-03-04 15:45:38,261 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 15:45:38,269 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 15:45:38,269 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 15:45:38,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 03:45:38 BoogieIcfgContainer [2025-03-04 15:45:38,270 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 15:45:38,271 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-03-04 15:45:38,271 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-03-04 15:45:38,274 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-03-04 15:45:38,275 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-04 15:45:38,275 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 04.03 03:45:37" (1/3) ... [2025-03-04 15:45:38,276 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@9d83357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 04.03 03:45:38, skipping insertion in model container [2025-03-04 15:45:38,276 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-04 15:45:38,276 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:45:38" (2/3) ... [2025-03-04 15:45:38,276 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@9d83357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 04.03 03:45:38, skipping insertion in model container [2025-03-04 15:45:38,277 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-04 15:45:38,277 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 03:45:38" (3/3) ... [2025-03-04 15:45:38,277 INFO L363 chiAutomizerObserver]: Analyzing ICFG openbsd_cmemset-alloca-1.i [2025-03-04 15:45:38,312 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-03-04 15:45:38,313 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-03-04 15:45:38,313 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-03-04 15:45:38,313 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-03-04 15:45:38,313 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-03-04 15:45:38,314 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-03-04 15:45:38,314 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-03-04 15:45:38,314 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-03-04 15:45:38,319 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 15:45:38,330 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-03-04 15:45:38,330 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 15:45:38,330 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 15:45:38,333 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2025-03-04 15:45:38,334 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-03-04 15:45:38,334 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-03-04 15:45:38,334 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 15:45:38,335 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-03-04 15:45:38,335 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 15:45:38,335 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 15:45:38,335 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2025-03-04 15:45:38,335 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-03-04 15:45:38,339 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~ret8#1.base, main_#t~ret8#1.offset, main_~length~0#1, main_~n~0#1, main_~c~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset;havoc main_#t~nondet4#1;main_~length~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;main_~n~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;main_~c~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;" "assume !(main_~length~0#1 < 1);" "assume !(main_~n~0#1 < 1);" "call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 4294967296);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;assume { :begin_inline_cmemset } true;cmemset_#in~dst#1.base, cmemset_#in~dst#1.offset, cmemset_#in~c#1, cmemset_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~c~0#1, main_~n~0#1;havoc cmemset_#res#1.base, cmemset_#res#1.offset;havoc cmemset_#t~post2#1.base, cmemset_#t~post2#1.offset, cmemset_#t~pre3#1, cmemset_~d~0#1.base, cmemset_~d~0#1.offset, cmemset_~dst#1.base, cmemset_~dst#1.offset, cmemset_~c#1, cmemset_~n#1;cmemset_~dst#1.base, cmemset_~dst#1.offset := cmemset_#in~dst#1.base, cmemset_#in~dst#1.offset;cmemset_~c#1 := cmemset_#in~c#1;cmemset_~n#1 := cmemset_#in~n#1;" "assume 0 != cmemset_~n#1 % 4294967296;cmemset_~d~0#1.base, cmemset_~d~0#1.offset := cmemset_~dst#1.base, cmemset_~dst#1.offset;" [2025-03-04 15:45:38,339 INFO L754 eck$LassoCheckResult]: Loop: "assume true;cmemset_#t~post2#1.base, cmemset_#t~post2#1.offset := cmemset_~d~0#1.base, cmemset_~d~0#1.offset;cmemset_~d~0#1.base, cmemset_~d~0#1.offset := cmemset_#t~post2#1.base, 1 + cmemset_#t~post2#1.offset;call write~int#0(cmemset_~c#1, cmemset_#t~post2#1.base, cmemset_#t~post2#1.offset, 1);cmemset_#t~pre3#1 := cmemset_~n#1 - 1;cmemset_~n#1 := cmemset_~n#1 - 1;" "assume 0 != cmemset_#t~pre3#1 % 4294967296;havoc cmemset_#t~pre3#1;" [2025-03-04 15:45:38,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:45:38,345 INFO L85 PathProgramCache]: Analyzing trace with hash 1448602204, now seen corresponding path program 1 times [2025-03-04 15:45:38,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:45:38,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897202004] [2025-03-04 15:45:38,351 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:45:38,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:45:38,406 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:45:38,423 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:45:38,424 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:45:38,424 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:45:38,425 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:45:38,430 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:45:38,439 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:45:38,440 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:45:38,440 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:45:38,452 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:45:38,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:45:38,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1247, now seen corresponding path program 1 times [2025-03-04 15:45:38,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:45:38,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706871800] [2025-03-04 15:45:38,455 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:45:38,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:45:38,460 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:45:38,467 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:45:38,467 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:45:38,467 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:45:38,467 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:45:38,470 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:45:38,473 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:45:38,473 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:45:38,473 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:45:38,478 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:45:38,479 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:45:38,479 INFO L85 PathProgramCache]: Analyzing trace with hash 537314426, now seen corresponding path program 1 times [2025-03-04 15:45:38,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:45:38,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435513426] [2025-03-04 15:45:38,479 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:45:38,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:45:38,491 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-04 15:45:38,508 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-04 15:45:38,508 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:45:38,509 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:45:38,509 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:45:38,511 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-04 15:45:38,521 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-04 15:45:38,521 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:45:38,521 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:45:38,525 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:45:38,857 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 15:45:38,857 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 15:45:38,858 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 15:45:38,858 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 15:45:38,858 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-04 15:45:38,858 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:38,858 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 15:45:38,858 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 15:45:38,858 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cmemset-alloca-1.i_Iteration1_Lasso [2025-03-04 15:45:38,858 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 15:45:38,858 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 15:45:38,869 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:45:38,875 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:45:38,876 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:45:38,878 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:45:38,881 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:45:38,884 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:45:38,886 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:45:38,889 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:45:38,893 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:45:38,895 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:45:38,897 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:45:38,900 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:45:38,903 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:45:38,905 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:45:38,907 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:45:38,909 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:45:38,912 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:45:38,914 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:45:39,056 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:45:39,058 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:45:39,060 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:45:39,061 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:45:39,386 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 15:45:39,389 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-04 15:45:39,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:39,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:39,392 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) [2025-03-04 15:45:39,394 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 [2025-03-04 15:45:39,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:45:39,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:45:39,406 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:45:39,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:45:39,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:45:39,407 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:45:39,411 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:45:39,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:45:39,413 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:45:39,418 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 [2025-03-04 15:45:39,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:39,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:39,420 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) [2025-03-04 15:45:39,421 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 [2025-03-04 15:45:39,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:45:39,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:45:39,432 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:45:39,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:45:39,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:45:39,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:45:39,433 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:45:39,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:45:39,436 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:45:39,442 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2025-03-04 15:45:39,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:39,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:39,444 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) [2025-03-04 15:45:39,444 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 [2025-03-04 15:45:39,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:45:39,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:45:39,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:45:39,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:45:39,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:45:39,456 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:45:39,457 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:45:39,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:45:39,458 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:45:39,463 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 [2025-03-04 15:45:39,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:39,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:39,465 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) [2025-03-04 15:45:39,466 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 [2025-03-04 15:45:39,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:45:39,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:45:39,476 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:45:39,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:45:39,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:45:39,476 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:45:39,477 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:45:39,477 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:45:39,478 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:45:39,484 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 [2025-03-04 15:45:39,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:39,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:39,486 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) [2025-03-04 15:45:39,488 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 [2025-03-04 15:45:39,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:45:39,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:45:39,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:45:39,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:45:39,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:45:39,505 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:45:39,505 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:45:39,508 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:45:39,513 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2025-03-04 15:45:39,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:39,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:39,515 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) [2025-03-04 15:45:39,517 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 [2025-03-04 15:45:39,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:45:39,528 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:45:39,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:45:39,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:45:39,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:45:39,528 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:45:39,529 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:45:39,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:45:39,530 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:45:39,535 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2025-03-04 15:45:39,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:39,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:39,537 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) [2025-03-04 15:45:39,538 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 [2025-03-04 15:45:39,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:45:39,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:45:39,550 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:45:39,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:45:39,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:45:39,550 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:45:39,551 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:45:39,551 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:45:39,552 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:45:39,557 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2025-03-04 15:45:39,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:39,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:39,559 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) [2025-03-04 15:45:39,560 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 [2025-03-04 15:45:39,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:45:39,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:45:39,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:45:39,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:45:39,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:45:39,573 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:45:39,574 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:45:39,576 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:45:39,582 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 [2025-03-04 15:45:39,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:39,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:39,585 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) [2025-03-04 15:45:39,586 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 [2025-03-04 15:45:39,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:45:39,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:45:39,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:45:39,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:45:39,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:45:39,598 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:45:39,598 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:45:39,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:45:39,599 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:45:39,605 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2025-03-04 15:45:39,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:39,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:39,607 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) [2025-03-04 15:45:39,608 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 [2025-03-04 15:45:39,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:45:39,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:45:39,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:45:39,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:45:39,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:45:39,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:45:39,621 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:45:39,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:45:39,622 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:45:39,628 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 [2025-03-04 15:45:39,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:39,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:39,630 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) [2025-03-04 15:45:39,631 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 [2025-03-04 15:45:39,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:45:39,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:45:39,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:45:39,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:45:39,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:45:39,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:45:39,644 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:45:39,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:45:39,645 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:45:39,651 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2025-03-04 15:45:39,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:39,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:39,653 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) [2025-03-04 15:45:39,654 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 [2025-03-04 15:45:39,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:45:39,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:45:39,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:45:39,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:45:39,665 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:45:39,666 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:45:39,666 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:45:39,669 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:45:39,674 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2025-03-04 15:45:39,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:39,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:39,677 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) [2025-03-04 15:45:39,678 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 [2025-03-04 15:45:39,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:45:39,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:45:39,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:45:39,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:45:39,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:45:39,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:45:39,690 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:45:39,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:45:39,691 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:45:39,696 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2025-03-04 15:45:39,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:39,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:39,698 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) [2025-03-04 15:45:39,699 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 [2025-03-04 15:45:39,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:45:39,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:45:39,712 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:45:39,712 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:45:39,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:45:39,712 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:45:39,713 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:45:39,713 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:45:39,714 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:45:39,721 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 [2025-03-04 15:45:39,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:39,721 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:39,723 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) [2025-03-04 15:45:39,723 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 [2025-03-04 15:45:39,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:45:39,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:45:39,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:45:39,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:45:39,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:45:39,735 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:45:39,735 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:45:39,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:45:39,736 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:45:39,742 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2025-03-04 15:45:39,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:39,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:39,744 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) [2025-03-04 15:45:39,745 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 [2025-03-04 15:45:39,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:45:39,755 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:45:39,755 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:45:39,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:45:39,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:45:39,755 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:45:39,755 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:45:39,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:45:39,756 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:45:39,762 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 [2025-03-04 15:45:39,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:39,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:39,764 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) [2025-03-04 15:45:39,765 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 [2025-03-04 15:45:39,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:45:39,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:45:39,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:45:39,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:45:39,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:45:39,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:45:39,776 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:45:39,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:45:39,777 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:45:39,783 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 [2025-03-04 15:45:39,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:39,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:39,786 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) [2025-03-04 15:45:39,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:45:39,805 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 [2025-03-04 15:45:39,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:45:39,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:45:39,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:45:39,809 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:45:39,812 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:45:39,813 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:45:39,817 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:45:39,823 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2025-03-04 15:45:39,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:39,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:39,825 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) [2025-03-04 15:45:39,826 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 [2025-03-04 15:45:39,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:45:39,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:45:39,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:45:39,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:45:39,837 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:45:39,840 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:45:39,840 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:45:39,845 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:45:39,851 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2025-03-04 15:45:39,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:39,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:39,855 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) [2025-03-04 15:45:39,856 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 [2025-03-04 15:45:39,857 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 [2025-03-04 15:45:39,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:45:39,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:45:39,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:45:39,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:45:39,869 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:45:39,869 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:45:39,871 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:45:39,877 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2025-03-04 15:45:39,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:39,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:39,879 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) [2025-03-04 15:45:39,880 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 [2025-03-04 15:45:39,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:45:39,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:45:39,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:45:39,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:45:39,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:45:39,899 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:45:39,899 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:45:39,910 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-04 15:45:39,927 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2025-03-04 15:45:39,929 INFO L444 ModelExtractionUtils]: 5 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. [2025-03-04 15:45:39,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:45:39,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:45:39,932 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) [2025-03-04 15:45:39,933 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 [2025-03-04 15:45:39,934 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-04 15:45:39,945 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-04 15:45:39,945 INFO L474 LassoAnalysis]: Proved termination. [2025-03-04 15:45:39,945 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc7#1.base)_1, ULTIMATE.start_cmemset_~d~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc7#1.base)_1 - 1*ULTIMATE.start_cmemset_~d~0#1.offset Supporting invariants [] [2025-03-04 15:45:39,951 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 [2025-03-04 15:45:39,959 INFO L156 tatePredicateManager]: 2 out of 3 supporting invariants were superfluous and have been removed [2025-03-04 15:45:39,965 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~d~0!offset [2025-03-04 15:45:39,966 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-03-04 15:45:39,966 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-03-04 15:45:39,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:45:39,997 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:45:40,009 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:45:40,010 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:45:40,010 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:45:40,011 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-03-04 15:45:40,013 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 15:45:40,044 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:45:40,047 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:45:40,048 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:45:40,048 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:45:40,048 INFO L256 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-03-04 15:45:40,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 15:45:40,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 15:45:40,101 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2025-03-04 15:45:40,102 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 15:45:40,151 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 28 states and 31 transitions. Complement of second has 7 states. [2025-03-04 15:45:40,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2025-03-04 15:45:40,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 15:45:40,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 24 transitions. [2025-03-04 15:45:40,161 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 24 transitions. Stem has 6 letters. Loop has 2 letters. [2025-03-04 15:45:40,162 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:45:40,162 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 24 transitions. Stem has 8 letters. Loop has 2 letters. [2025-03-04 15:45:40,163 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:45:40,163 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 24 transitions. Stem has 6 letters. Loop has 4 letters. [2025-03-04 15:45:40,163 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:45:40,164 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 31 transitions. [2025-03-04 15:45:40,166 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-04 15:45:40,167 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 0 states and 0 transitions. [2025-03-04 15:45:40,168 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-03-04 15:45:40,168 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-03-04 15:45:40,168 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-03-04 15:45:40,168 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-04 15:45:40,168 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 15:45:40,168 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 15:45:40,168 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 15:45:40,168 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-03-04 15:45:40,168 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-03-04 15:45:40,168 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-04 15:45:40,168 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-03-04 15:45:40,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 04.03 03:45:40 BoogieIcfgContainer [2025-03-04 15:45:40,180 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-03-04 15:45:40,180 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-04 15:45:40,181 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-04 15:45:40,181 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-04 15:45:40,182 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 03:45:38" (3/4) ... [2025-03-04 15:45:40,183 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-04 15:45:40,183 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-04 15:45:40,184 INFO L158 Benchmark]: Toolchain (without parser) took 2435.21ms. Allocated memory is still 142.6MB. Free memory was 113.0MB in the beginning and 84.6MB in the end (delta: 28.4MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2025-03-04 15:45:40,184 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 201.3MB. Free memory is still 122.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 15:45:40,184 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.66ms. Allocated memory is still 142.6MB. Free memory was 113.0MB in the beginning and 96.5MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-04 15:45:40,184 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.60ms. Allocated memory is still 142.6MB. Free memory was 96.5MB in the beginning and 95.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 15:45:40,185 INFO L158 Benchmark]: Boogie Preprocessor took 27.50ms. Allocated memory is still 142.6MB. Free memory was 95.2MB in the beginning and 93.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 15:45:40,185 INFO L158 Benchmark]: IcfgBuilder took 210.87ms. Allocated memory is still 142.6MB. Free memory was 93.8MB in the beginning and 82.4MB in the end (delta: 11.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-04 15:45:40,185 INFO L158 Benchmark]: BuchiAutomizer took 1909.22ms. Allocated memory is still 142.6MB. Free memory was 82.4MB in the beginning and 84.6MB in the end (delta: -2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 15:45:40,185 INFO L158 Benchmark]: Witness Printer took 3.04ms. Allocated memory is still 142.6MB. Free memory was 84.6MB in the beginning and 84.6MB in the end (delta: 24.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 15:45:40,186 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 201.3MB. Free memory is still 122.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.66ms. Allocated memory is still 142.6MB. Free memory was 113.0MB in the beginning and 96.5MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.60ms. Allocated memory is still 142.6MB. Free memory was 96.5MB in the beginning and 95.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.50ms. Allocated memory is still 142.6MB. Free memory was 95.2MB in the beginning and 93.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 210.87ms. Allocated memory is still 142.6MB. Free memory was 93.8MB in the beginning and 82.4MB in the end (delta: 11.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 1909.22ms. Allocated memory is still 142.6MB. Free memory was 82.4MB in the beginning and 84.6MB in the end (delta: -2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.04ms. Allocated memory is still 142.6MB. Free memory was 84.6MB in the beginning and 84.6MB in the end (delta: 24.1kB). 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: ~d~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. 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 [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15 mSDsluCounter, 22 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 14 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital102 mio100 ax117 hnf100 lsp82 ukn97 mio100 lsp57 div228 bol100 ite100 ukn100 eq159 hnf94 smp55 dnf100 smp100 tf100 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 23ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2025-03-04 15:45:40,199 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2025-03-04 15:45:40,402 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