./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/openbsd_cmemset-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-memory-alloca/openbsd_cmemset-alloca-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 76a19d55092393246c8e604e93c7f3c03d04f266b0fac2883ac2e98083df3bd5 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 14:20:23,030 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 14:20:23,098 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-19 14:20:23,104 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 14:20:23,106 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 14:20:23,136 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 14:20:23,138 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 14:20:23,138 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 14:20:23,139 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 14:20:23,140 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 14:20:23,141 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 14:20:23,141 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 14:20:23,141 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 14:20:23,142 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-19 14:20:23,142 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-19 14:20:23,142 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-19 14:20:23,143 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-19 14:20:23,143 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-19 14:20:23,143 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-19 14:20:23,144 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 14:20:23,144 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-19 14:20:23,144 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 14:20:23,145 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 14:20:23,145 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-19 14:20:23,145 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-19 14:20:23,146 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-19 14:20:23,146 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 14:20:23,146 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-19 14:20:23,146 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 14:20:23,147 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-19 14:20:23,147 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 14:20:23,147 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 14:20:23,148 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 14:20:23,148 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 14:20:23,148 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 14:20:23,149 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-19 14:20:23,149 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 76a19d55092393246c8e604e93c7f3c03d04f266b0fac2883ac2e98083df3bd5 [2024-11-19 14:20:23,449 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 14:20:23,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 14:20:23,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 14:20:23,481 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 14:20:23,483 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 14:20:23,484 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/openbsd_cmemset-alloca-2.i [2024-11-19 14:20:24,898 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 14:20:25,119 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 14:20:25,120 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/openbsd_cmemset-alloca-2.i [2024-11-19 14:20:25,133 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba44c1ea1/6effefb328d54986b961cb5e2cefe4eb/FLAGe5d2828a8 [2024-11-19 14:20:25,146 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba44c1ea1/6effefb328d54986b961cb5e2cefe4eb [2024-11-19 14:20:25,150 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 14:20:25,151 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 14:20:25,152 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 14:20:25,152 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 14:20:25,158 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 14:20:25,159 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:20:25" (1/1) ... [2024-11-19 14:20:25,160 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62f53e7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:20:25, skipping insertion in model container [2024-11-19 14:20:25,160 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:20:25" (1/1) ... [2024-11-19 14:20:25,212 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 14:20:25,508 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:20:25,520 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 14:20:25,566 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:20:25,592 INFO L204 MainTranslator]: Completed translation [2024-11-19 14:20:25,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:20:25 WrapperNode [2024-11-19 14:20:25,593 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 14:20:25,594 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 14:20:25,594 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 14:20:25,594 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 14:20:25,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:20:25" (1/1) ... [2024-11-19 14:20:25,611 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:20:25" (1/1) ... [2024-11-19 14:20:25,629 INFO L138 Inliner]: procedures = 111, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 46 [2024-11-19 14:20:25,629 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 14:20:25,630 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 14:20:25,630 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 14:20:25,630 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 14:20:25,641 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:20:25" (1/1) ... [2024-11-19 14:20:25,641 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:20:25" (1/1) ... [2024-11-19 14:20:25,643 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:20:25" (1/1) ... [2024-11-19 14:20:25,653 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]. [2024-11-19 14:20:25,653 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:20:25" (1/1) ... [2024-11-19 14:20:25,653 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:20:25" (1/1) ... [2024-11-19 14:20:25,656 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:20:25" (1/1) ... [2024-11-19 14:20:25,658 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:20:25" (1/1) ... [2024-11-19 14:20:25,659 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:20:25" (1/1) ... [2024-11-19 14:20:25,660 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:20:25" (1/1) ... [2024-11-19 14:20:25,662 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 14:20:25,663 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 14:20:25,663 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 14:20:25,663 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 14:20:25,664 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:20:25" (1/1) ... [2024-11-19 14:20:25,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:20:25,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:20:25,704 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:20:25,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-19 14:20:25,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 14:20:25,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 14:20:25,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 14:20:25,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 14:20:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 14:20:25,907 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 14:20:25,909 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 14:20:26,006 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-19 14:20:26,006 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 14:20:26,019 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 14:20:26,019 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 14:20:26,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:20:26 BoogieIcfgContainer [2024-11-19 14:20:26,019 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 14:20:26,023 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-19 14:20:26,023 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-19 14:20:26,027 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-19 14:20:26,027 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:20:26,027 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 02:20:25" (1/3) ... [2024-11-19 14:20:26,029 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@36adfdd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:20:26, skipping insertion in model container [2024-11-19 14:20:26,029 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:20:26,029 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:20:25" (2/3) ... [2024-11-19 14:20:26,030 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@36adfdd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:20:26, skipping insertion in model container [2024-11-19 14:20:26,030 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:20:26,030 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:20:26" (3/3) ... [2024-11-19 14:20:26,032 INFO L332 chiAutomizerObserver]: Analyzing ICFG openbsd_cmemset-alloca-2.i [2024-11-19 14:20:26,092 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-19 14:20:26,093 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-19 14:20:26,093 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-19 14:20:26,093 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-19 14:20:26,093 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-19 14:20:26,094 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-19 14:20:26,094 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-19 14:20:26,094 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-19 14:20:26,098 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 14 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:20:26,116 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-19 14:20:26,116 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:20:26,116 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:20:26,120 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-19 14:20:26,120 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-19 14:20:26,120 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-19 14:20:26,120 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 14 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:20:26,121 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-19 14:20:26,122 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:20:26,122 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:20:26,122 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-19 14:20:26,122 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-19 14:20:26,129 INFO L745 eck$LassoCheckResult]: Stem: 10#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 4#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~ret8#1.base, main_#t~ret8#1.offset, main_~length~0#1, main_~n~0#1, main_~c~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset;havoc main_#t~nondet4#1;main_~length~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;main_~n~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;main_~c~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 11#L562true assume !(main_~length~0#1 < 1); 15#L562-2true assume !(main_~n~0#1 < 1); 12#L565-1true call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 18446744073709551616);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;assume { :begin_inline_cmemset } true;cmemset_#in~dst#1.base, cmemset_#in~dst#1.offset, cmemset_#in~c#1, cmemset_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~c~0#1, main_~n~0#1;havoc cmemset_#res#1.base, cmemset_#res#1.offset;havoc cmemset_#t~post2#1.base, cmemset_#t~post2#1.offset, cmemset_#t~pre3#1, cmemset_~d~0#1.base, cmemset_~d~0#1.offset, cmemset_~dst#1.base, cmemset_~dst#1.offset, cmemset_~c#1, cmemset_~n#1;cmemset_~dst#1.base, cmemset_~dst#1.offset := cmemset_#in~dst#1.base, cmemset_#in~dst#1.offset;cmemset_~c#1 := cmemset_#in~c#1;cmemset_~n#1 := cmemset_#in~n#1; 13#L550true assume 0 != cmemset_~n#1 % 18446744073709551616;cmemset_~d~0#1.base, cmemset_~d~0#1.offset := cmemset_~dst#1.base, cmemset_~dst#1.offset; 3#L552-4true [2024-11-19 14:20:26,129 INFO L747 eck$LassoCheckResult]: Loop: 3#L552-4true 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); 6#L552-1true cmemset_#t~pre3#1 := cmemset_~n#1 - 1;cmemset_~n#1 := cmemset_~n#1 - 1; 7#L552-2true assume !!(0 != cmemset_#t~pre3#1 % 18446744073709551616);havoc cmemset_#t~pre3#1; 3#L552-4true [2024-11-19 14:20:26,135 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:20:26,135 INFO L85 PathProgramCache]: Analyzing trace with hash 889572236, now seen corresponding path program 1 times [2024-11-19 14:20:26,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:20:26,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486277093] [2024-11-19 14:20:26,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:20:26,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:20:26,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:20:26,256 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:20:26,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:20:26,298 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:20:26,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:20:26,301 INFO L85 PathProgramCache]: Analyzing trace with hash 51706, now seen corresponding path program 1 times [2024-11-19 14:20:26,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:20:26,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257604438] [2024-11-19 14:20:26,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:20:26,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:20:26,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:20:26,326 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:20:26,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:20:26,339 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:20:26,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:20:26,343 INFO L85 PathProgramCache]: Analyzing trace with hash 1298288271, now seen corresponding path program 1 times [2024-11-19 14:20:26,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:20:26,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784865114] [2024-11-19 14:20:26,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:20:26,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:20:26,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:20:26,387 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:20:26,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:20:26,433 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:20:26,903 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:20:26,904 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:20:26,904 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:20:26,904 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:20:26,904 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:20:26,904 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:20:26,904 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:20:26,904 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:20:26,905 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cmemset-alloca-2.i_Iteration1_Lasso [2024-11-19 14:20:26,905 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:20:26,905 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:20:26,922 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:20:26,930 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:20:26,933 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:20:26,935 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:20:26,938 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:20:27,144 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:20:27,149 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:20:27,152 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:20:27,155 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:20:27,158 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:20:27,161 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:20:27,164 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:20:27,168 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:20:27,171 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:20:27,174 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:20:27,177 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:20:27,181 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:20:27,183 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:20:27,186 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:20:27,188 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:20:27,191 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:20:27,194 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:20:27,705 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:20:27,710 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:20:27,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:20:27,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:20:27,713 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:20:27,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-19 14:20:27,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:20:27,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:20:27,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:20:27,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:20:27,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:20:27,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:20:27,733 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:20:27,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:20:27,738 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:20:27,754 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-11-19 14:20:27,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:20:27,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:20:27,757 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:20:27,759 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-19 14:20:27,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:20:27,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:20:27,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:20:27,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:20:27,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:20:27,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:20:27,775 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:20:27,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:20:27,777 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:20:27,790 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-19 14:20:27,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:20:27,791 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:20:27,793 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:20:27,794 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-19 14:20:27,795 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:20:27,805 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:20:27,805 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:20:27,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:20:27,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:20:27,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:20:27,806 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:20:27,806 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:20:27,808 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:20:27,821 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-19 14:20:27,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:20:27,821 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:20:27,823 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:20:27,826 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-19 14:20:27,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:20:27,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:20:27,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:20:27,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:20:27,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:20:27,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:20:27,843 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:20:27,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:20:27,845 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:20:27,860 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-19 14:20:27,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:20:27,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:20:27,864 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:20:27,866 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-19 14:20:27,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:20:27,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:20:27,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:20:27,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:20:27,879 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:20:27,887 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:20:27,888 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:20:27,895 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:20:27,911 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-19 14:20:27,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:20:27,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:20:27,914 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:20:27,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-19 14:20:27,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:20:27,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:20:27,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:20:27,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:20:27,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:20:27,934 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:20:27,936 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:20:27,942 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:20:27,957 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-19 14:20:27,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:20:27,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:20:27,960 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:20:27,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-19 14:20:27,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:20:27,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:20:27,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:20:27,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:20:27,973 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:20:27,977 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:20:27,977 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:20:27,984 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:20:27,999 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-19 14:20:28,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:20:28,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:20:28,003 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:20:28,005 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-19 14:20:28,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:20:28,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:20:28,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:20:28,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:20:28,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:20:28,031 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:20:28,031 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:20:28,046 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:20:28,094 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2024-11-19 14:20:28,095 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-11-19 14:20:28,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:20:28,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:20:28,117 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:20:28,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-19 14:20:28,120 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:20:28,138 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-19 14:20:28,139 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:20:28,139 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_cmemset_~d~0#1.base)_1, ULTIMATE.start_cmemset_~d~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_cmemset_~d~0#1.base)_1 - 1*ULTIMATE.start_cmemset_~d~0#1.offset Supporting invariants [] [2024-11-19 14:20:28,155 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-19 14:20:28,170 INFO L156 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2024-11-19 14:20:28,177 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-19 14:20:28,178 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-19 14:20:28,179 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~d~0!offset [2024-11-19 14:20:28,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:20:28,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:20:28,219 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-19 14:20:28,220 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:20:28,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:20:28,256 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-19 14:20:28,257 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:20:28,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:20:28,329 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-19 14:20:28,331 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 15 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 14 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:20:28,365 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 15 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 14 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 30 states and 33 transitions. Complement of second has 6 states. [2024-11-19 14:20:28,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-19 14:20:28,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:20:28,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 25 transitions. [2024-11-19 14:20:28,375 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 6 letters. Loop has 3 letters. [2024-11-19 14:20:28,376 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:20:28,376 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 9 letters. Loop has 3 letters. [2024-11-19 14:20:28,376 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:20:28,376 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 6 letters. Loop has 6 letters. [2024-11-19 14:20:28,377 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:20:28,378 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 33 transitions. [2024-11-19 14:20:28,380 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-19 14:20:28,382 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 0 states and 0 transitions. [2024-11-19 14:20:28,383 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-19 14:20:28,383 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-19 14:20:28,384 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-19 14:20:28,384 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-19 14:20:28,384 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:20:28,385 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:20:28,385 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:20:28,385 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-19 14:20:28,385 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-19 14:20:28,385 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-19 14:20:28,385 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-19 14:20:28,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 02:20:28 BoogieIcfgContainer [2024-11-19 14:20:28,393 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-19 14:20:28,393 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 14:20:28,393 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 14:20:28,394 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 14:20:28,394 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:20:26" (3/4) ... [2024-11-19 14:20:28,396 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-19 14:20:28,397 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 14:20:28,398 INFO L158 Benchmark]: Toolchain (without parser) took 3246.45ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 90.3MB in the beginning and 110.2MB in the end (delta: -19.9MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2024-11-19 14:20:28,398 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 167.8MB. Free memory was 137.0MB in the beginning and 136.8MB in the end (delta: 262.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:20:28,398 INFO L158 Benchmark]: CACSL2BoogieTranslator took 440.89ms. Allocated memory is still 167.8MB. Free memory was 90.0MB in the beginning and 135.3MB in the end (delta: -45.4MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2024-11-19 14:20:28,399 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.10ms. Allocated memory is still 167.8MB. Free memory was 135.3MB in the beginning and 133.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 14:20:28,399 INFO L158 Benchmark]: Boogie Preprocessor took 31.96ms. Allocated memory is still 167.8MB. Free memory was 133.2MB in the beginning and 131.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 14:20:28,400 INFO L158 Benchmark]: RCFGBuilder took 356.71ms. Allocated memory is still 167.8MB. Free memory was 131.1MB in the beginning and 130.8MB in the end (delta: 318.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-19 14:20:28,400 INFO L158 Benchmark]: BuchiAutomizer took 2370.02ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 130.8MB in the beginning and 110.2MB in the end (delta: 20.6MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB. [2024-11-19 14:20:28,400 INFO L158 Benchmark]: Witness Printer took 3.57ms. Allocated memory is still 201.3MB. Free memory is still 110.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:20:28,403 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 167.8MB. Free memory was 137.0MB in the beginning and 136.8MB in the end (delta: 262.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 440.89ms. Allocated memory is still 167.8MB. Free memory was 90.0MB in the beginning and 135.3MB in the end (delta: -45.4MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.10ms. Allocated memory is still 167.8MB. Free memory was 135.3MB in the beginning and 133.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.96ms. Allocated memory is still 167.8MB. Free memory was 133.2MB in the beginning and 131.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 356.71ms. Allocated memory is still 167.8MB. Free memory was 131.1MB in the beginning and 130.8MB in the end (delta: 318.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 2370.02ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 130.8MB in the beginning and 110.2MB in the end (delta: 20.6MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB. * Witness Printer took 3.57ms. Allocated memory is still 201.3MB. Free memory is still 110.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~d~0!offset * 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 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.0s. 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, 16 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 17 mSDtfsCounter, 3 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 ukn95 mio100 lsp56 div237 bol100 ite100 ukn100 eq159 hnf94 smp55 dnf100 smp100 tf100 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 34ms VariablesStem: 4 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-19 14:20:28,428 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-11-19 14:20:28,633 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