./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 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/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 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 14:25:49,213 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 14:25:49,285 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-19 14:25:49,290 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 14:25:49,290 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 14:25:49,311 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 14:25:49,312 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 14:25:49,312 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 14:25:49,313 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 14:25:49,313 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 14:25:49,314 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 14:25:49,314 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 14:25:49,315 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 14:25:49,315 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-19 14:25:49,316 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-19 14:25:49,316 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-19 14:25:49,316 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-19 14:25:49,317 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-19 14:25:49,317 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-19 14:25:49,317 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 14:25:49,318 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-19 14:25:49,318 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 14:25:49,319 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 14:25:49,319 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 14:25:49,319 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 14:25:49,320 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-19 14:25:49,320 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-19 14:25:49,320 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-19 14:25:49,321 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 14:25:49,321 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-19 14:25:49,321 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 14:25:49,322 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 14:25:49,322 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-19 14:25:49,322 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 14:25:49,323 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 14:25:49,323 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 14:25:49,323 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 14:25:49,324 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 14:25:49,324 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-19 14:25:49,324 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eba94063d18105b44b9503ed48a138d00b9b850cd51aae19571aab60c15e268e [2024-11-19 14:25:49,591 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 14:25:49,618 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 14:25:49,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 14:25:49,637 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 14:25:49,637 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 14:25:49,639 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2024-11-19 14:25:51,115 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 14:25:51,334 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 14:25:51,334 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2024-11-19 14:25:51,348 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d12849f60/ed9e02cd5e9c4e7a86611f5bfb2617bc/FLAG2e00116b1 [2024-11-19 14:25:51,369 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d12849f60/ed9e02cd5e9c4e7a86611f5bfb2617bc [2024-11-19 14:25:51,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 14:25:51,375 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 14:25:51,378 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 14:25:51,378 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 14:25:51,384 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 14:25:51,384 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:25:51" (1/1) ... [2024-11-19 14:25:51,387 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@269330c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:25:51, skipping insertion in model container [2024-11-19 14:25:51,387 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:25:51" (1/1) ... [2024-11-19 14:25:51,434 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 14:25:51,719 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:25:51,729 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 14:25:51,788 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:25:51,838 INFO L204 MainTranslator]: Completed translation [2024-11-19 14:25:51,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:25:51 WrapperNode [2024-11-19 14:25:51,839 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 14:25:51,853 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 14:25:51,854 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 14:25:51,854 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 14:25:51,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:25:51" (1/1) ... [2024-11-19 14:25:51,875 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:25:51" (1/1) ... [2024-11-19 14:25:51,898 INFO L138 Inliner]: procedures = 116, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 46 [2024-11-19 14:25:51,899 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 14:25:51,899 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 14:25:51,900 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 14:25:51,900 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 14:25:51,910 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:25:51" (1/1) ... [2024-11-19 14:25:51,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:25:51" (1/1) ... [2024-11-19 14:25:51,912 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:25:51" (1/1) ... [2024-11-19 14:25:51,923 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 14:25:51,923 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:25:51" (1/1) ... [2024-11-19 14:25:51,923 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:25:51" (1/1) ... [2024-11-19 14:25:51,926 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:25:51" (1/1) ... [2024-11-19 14:25:51,931 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:25:51" (1/1) ... [2024-11-19 14:25:51,932 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:25:51" (1/1) ... [2024-11-19 14:25:51,933 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:25:51" (1/1) ... [2024-11-19 14:25:51,939 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 14:25:51,939 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 14:25:51,940 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 14:25:51,940 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 14:25:51,940 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:25:51" (1/1) ... [2024-11-19 14:25:51,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:25:51,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:25:51,986 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 14:25:51,989 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 14:25:52,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 14:25:52,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 14:25:52,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 14:25:52,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 14:25:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 14:25:52,164 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 14:25:52,169 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 14:25:52,294 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-19 14:25:52,296 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 14:25:52,307 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 14:25:52,308 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 14:25:52,309 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:25:52 BoogieIcfgContainer [2024-11-19 14:25:52,309 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 14:25:52,310 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-19 14:25:52,310 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-19 14:25:52,314 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-19 14:25:52,316 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:25:52,316 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 02:25:51" (1/3) ... [2024-11-19 14:25:52,317 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1d6d76b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:25:52, skipping insertion in model container [2024-11-19 14:25:52,318 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:25:52,318 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:25:51" (2/3) ... [2024-11-19 14:25:52,318 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1d6d76b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:25:52, skipping insertion in model container [2024-11-19 14:25:52,318 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:25:52,318 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:25:52" (3/3) ... [2024-11-19 14:25:52,319 INFO L332 chiAutomizerObserver]: Analyzing ICFG openbsd_cmemset-alloca-1.i [2024-11-19 14:25:52,378 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-19 14:25:52,378 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-19 14:25:52,379 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-19 14:25:52,379 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-19 14:25:52,379 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-19 14:25:52,379 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-19 14:25:52,380 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-19 14:25:52,380 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-19 14:25:52,384 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 14:25:52,402 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-19 14:25:52,403 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:25:52,403 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:25:52,409 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-19 14:25:52,409 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-19 14:25:52,410 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-19 14:25:52,410 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 14:25:52,411 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-19 14:25:52,412 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:25:52,412 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:25:52,412 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-19 14:25:52,413 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-19 14:25:52,419 INFO L745 eck$LassoCheckResult]: Stem: 13#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 4#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~ret8#1.base, main_#t~ret8#1.offset, main_~length~0#1, main_~n~0#1, main_~c~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset;havoc main_#t~nondet4#1;main_~length~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;main_~n~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;main_~c~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 9#L527true assume !(main_~length~0#1 < 1); 11#L527-2true assume !(main_~n~0#1 < 1); 12#L530-1true call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 4294967296);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;assume { :begin_inline_cmemset } true;cmemset_#in~dst#1.base, cmemset_#in~dst#1.offset, cmemset_#in~c#1, cmemset_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~c~0#1, main_~n~0#1;havoc cmemset_#res#1.base, cmemset_#res#1.offset;havoc cmemset_#t~post2#1.base, cmemset_#t~post2#1.offset, cmemset_#t~pre3#1, cmemset_~d~0#1.base, cmemset_~d~0#1.offset, cmemset_~dst#1.base, cmemset_~dst#1.offset, cmemset_~c#1, cmemset_~n#1;cmemset_~dst#1.base, cmemset_~dst#1.offset := cmemset_#in~dst#1.base, cmemset_#in~dst#1.offset;cmemset_~c#1 := cmemset_#in~c#1;cmemset_~n#1 := cmemset_#in~n#1; 5#L515true assume 0 != cmemset_~n#1 % 4294967296;cmemset_~d~0#1.base, cmemset_~d~0#1.offset := cmemset_~dst#1.base, cmemset_~dst#1.offset; 14#L517-4true [2024-11-19 14:25:52,420 INFO L747 eck$LassoCheckResult]: Loop: 14#L517-4true 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#L517-1true cmemset_#t~pre3#1 := cmemset_~n#1 - 1;cmemset_~n#1 := cmemset_~n#1 - 1; 8#L517-2true assume !!(0 != cmemset_#t~pre3#1 % 4294967296);havoc cmemset_#t~pre3#1; 14#L517-4true [2024-11-19 14:25:52,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:25:52,425 INFO L85 PathProgramCache]: Analyzing trace with hash 889572236, now seen corresponding path program 1 times [2024-11-19 14:25:52,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:25:52,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529718023] [2024-11-19 14:25:52,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:25:52,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:25:52,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:25:52,578 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:25:52,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:25:52,614 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:25:52,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:25:52,617 INFO L85 PathProgramCache]: Analyzing trace with hash 51706, now seen corresponding path program 1 times [2024-11-19 14:25:52,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:25:52,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910814740] [2024-11-19 14:25:52,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:25:52,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:25:52,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:25:52,646 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:25:52,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:25:52,662 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:25:52,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:25:52,665 INFO L85 PathProgramCache]: Analyzing trace with hash 1298288271, now seen corresponding path program 1 times [2024-11-19 14:25:52,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:25:52,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607298016] [2024-11-19 14:25:52,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:25:52,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:25:52,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:25:52,705 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:25:52,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:25:52,744 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:25:53,256 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:25:53,258 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:25:53,258 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:25:53,259 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:25:53,259 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:25:53,259 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:25:53,259 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:25:53,259 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:25:53,259 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cmemset-alloca-1.i_Iteration1_Lasso [2024-11-19 14:25:53,260 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:25:53,260 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:25:53,282 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:25:53,290 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:25:53,294 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:25:53,297 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:25:53,302 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:25:53,497 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:25:53,503 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:25:53,506 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:25:53,509 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:25:53,511 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:25:53,515 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:25:53,519 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:25:53,522 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:25:53,525 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:25:53,527 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:25:53,544 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:25:53,547 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:25:53,550 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:25:53,552 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:25:53,554 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:25:53,557 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:25:53,559 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:25:54,023 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:25:54,027 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:25:54,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:25:54,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:25:54,031 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 14:25:54,032 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 14:25:54,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:25:54,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:25:54,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:25:54,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:25:54,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:25:54,050 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:25:54,052 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:25:54,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:25:54,055 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:25:54,069 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-19 14:25:54,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:25:54,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:25:54,071 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 14:25:54,073 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 14:25:54,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:25:54,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:25:54,084 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:25:54,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:25:54,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:25:54,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:25:54,086 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:25:54,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:25:54,087 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:25:54,102 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 14:25:54,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:25:54,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:25:54,105 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 14:25:54,107 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 14:25:54,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:25:54,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:25:54,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:25:54,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:25:54,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:25:54,122 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:25:54,122 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:25:54,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:25:54,127 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:25:54,142 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 14:25:54,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:25:54,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:25:54,145 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 14:25:54,146 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 14:25:54,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:25:54,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:25:54,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:25:54,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:25:54,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:25:54,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:25:54,163 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:25:54,163 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:25:54,165 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:25:54,180 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-19 14:25:54,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:25:54,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:25:54,182 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 14:25:54,183 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 14:25:54,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:25:54,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:25:54,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:25:54,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:25:54,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:25:54,204 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:25:54,207 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:25:54,214 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:25:54,228 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-11-19 14:25:54,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:25:54,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:25:54,230 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 14:25:54,232 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 14:25:54,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:25:54,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:25:54,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:25:54,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:25:54,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:25:54,254 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:25:54,254 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:25:54,266 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:25:54,281 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 14:25:54,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:25:54,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:25:54,284 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 14:25:54,285 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 14:25:54,286 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:25:54,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:25:54,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:25:54,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:25:54,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:25:54,304 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:25:54,304 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:25:54,310 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:25:54,324 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 14:25:54,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:25:54,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:25:54,327 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 14:25:54,328 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 14:25:54,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:25:54,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:25:54,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:25:54,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:25:54,343 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:25:54,352 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:25:54,352 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:25:54,367 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:25:54,399 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2024-11-19 14:25:54,400 INFO L444 ModelExtractionUtils]: 5 out of 16 variables were initially zero. Simplification set additionally 5 variables to zero. [2024-11-19 14:25:54,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:25:54,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:25:54,435 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 14:25:54,438 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 14:25:54,440 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:25:54,454 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-11-19 14:25:54,454 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:25:54,455 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cmemset_~n#1, ULTIMATE.start_cmemset_~d~0#1.offset) = 12884901885*ULTIMATE.start_cmemset_~n#1 + 12884901883*ULTIMATE.start_cmemset_~d~0#1.offset Supporting invariants [12884901885*ULTIMATE.start_cmemset_~n#1 + 12884901886*ULTIMATE.start_cmemset_~d~0#1.offset - 3*v_rep(select #length ULTIMATE.start_cmemset_~d~0#1.base)_1 >= 0] [2024-11-19 14:25:54,470 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-19 14:25:54,488 INFO L156 tatePredicateManager]: 3 out of 4 supporting invariants were superfluous and have been removed [2024-11-19 14:25:54,501 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~d~0!offset [2024-11-19 14:25:54,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:25:54,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:25:54,564 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-19 14:25:54,567 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:25:54,667 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-19 14:25:54,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:25:54,696 WARN L253 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-19 14:25:54,697 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:25:54,759 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 14:25:54,789 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 3 loop predicates [2024-11-19 14:25:54,792 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 6 states, 6 states have (on average 1.5) internal successors, (9), 6 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 14:25:54,881 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 6 states, 6 states have (on average 1.5) internal successors, (9), 6 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 31 states and 34 transitions. Complement of second has 10 states. [2024-11-19 14:25:54,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-19 14:25:54,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.5) internal successors, (9), 6 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 14:25:54,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 25 transitions. [2024-11-19 14:25:54,892 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 25 transitions. Stem has 6 letters. Loop has 3 letters. [2024-11-19 14:25:54,893 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:25:54,893 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 25 transitions. Stem has 9 letters. Loop has 3 letters. [2024-11-19 14:25:54,893 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:25:54,893 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 25 transitions. Stem has 6 letters. Loop has 6 letters. [2024-11-19 14:25:54,893 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:25:54,895 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 34 transitions. [2024-11-19 14:25:54,897 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-19 14:25:54,900 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 0 states and 0 transitions. [2024-11-19 14:25:54,901 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-19 14:25:54,901 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-19 14:25:54,901 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-19 14:25:54,901 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-19 14:25:54,901 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:25:54,902 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:25:54,902 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:25:54,902 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-19 14:25:54,902 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-19 14:25:54,902 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-19 14:25:54,902 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-19 14:25:54,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 02:25:54 BoogieIcfgContainer [2024-11-19 14:25:54,909 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-19 14:25:54,910 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 14:25:54,910 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 14:25:54,911 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 14:25:54,912 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:25:52" (3/4) ... [2024-11-19 14:25:54,914 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-19 14:25:54,915 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 14:25:54,917 INFO L158 Benchmark]: Toolchain (without parser) took 3540.72ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 84.8MB in the beginning and 74.6MB in the end (delta: 10.2MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. [2024-11-19 14:25:54,917 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 138.4MB. Free memory is still 113.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:25:54,918 INFO L158 Benchmark]: CACSL2BoogieTranslator took 461.71ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 84.5MB in the beginning and 159.2MB in the end (delta: -74.7MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2024-11-19 14:25:54,919 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.51ms. Allocated memory is still 190.8MB. Free memory was 160.6MB in the beginning and 159.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:25:54,919 INFO L158 Benchmark]: Boogie Preprocessor took 39.24ms. Allocated memory is still 190.8MB. Free memory was 159.6MB in the beginning and 157.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 14:25:54,921 INFO L158 Benchmark]: RCFGBuilder took 369.70ms. Allocated memory is still 190.8MB. Free memory was 157.5MB in the beginning and 145.9MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-19 14:25:54,921 INFO L158 Benchmark]: BuchiAutomizer took 2599.63ms. Allocated memory is still 190.8MB. Free memory was 145.9MB in the beginning and 74.6MB in the end (delta: 71.4MB). Peak memory consumption was 69.3MB. Max. memory is 16.1GB. [2024-11-19 14:25:54,921 INFO L158 Benchmark]: Witness Printer took 5.53ms. Allocated memory is still 190.8MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:25:54,923 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 138.4MB. Free memory is still 113.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 461.71ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 84.5MB in the beginning and 159.2MB in the end (delta: -74.7MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.51ms. Allocated memory is still 190.8MB. Free memory was 160.6MB in the beginning and 159.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.24ms. Allocated memory is still 190.8MB. Free memory was 159.6MB in the beginning and 157.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 369.70ms. Allocated memory is still 190.8MB. Free memory was 157.5MB in the beginning and 145.9MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 2599.63ms. Allocated memory is still 190.8MB. Free memory was 145.9MB in the beginning and 74.6MB in the end (delta: 71.4MB). Peak memory consumption was 69.3MB. Max. memory is 16.1GB. * Witness Printer took 5.53ms. Allocated memory is still 190.8MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~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 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. 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, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14 mSDsluCounter, 31 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 18 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17 IncrementalHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 13 mSDtfsCounter, 17 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: 33ms 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 14:25:54,958 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-19 14:25:55,155 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE