./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/termination.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-sets/test_add-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-sets/test_add-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b0bf6ee66b233cfe70507a3d8d55aa219725b8ce14e12bc2fdcf83f18b236eff --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 17:23:37,805 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 17:23:37,878 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-10-13 17:23:37,882 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 17:23:37,883 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 17:23:37,904 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 17:23:37,905 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 17:23:37,906 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 17:23:37,906 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 17:23:37,907 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 17:23:37,908 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 17:23:37,908 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 17:23:37,908 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 17:23:37,910 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-13 17:23:37,910 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-13 17:23:37,910 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-13 17:23:37,910 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-13 17:23:37,910 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-13 17:23:37,911 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-13 17:23:37,911 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 17:23:37,911 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-13 17:23:37,913 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-13 17:23:37,914 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 17:23:37,914 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-13 17:23:37,914 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 17:23:37,914 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-13 17:23:37,914 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-13 17:23:37,915 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-13 17:23:37,915 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 17:23:37,915 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-13 17:23:37,915 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-13 17:23:37,915 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 17:23:37,915 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-13 17:23:37,915 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 17:23:37,916 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 17:23:37,916 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 17:23:37,916 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 17:23:37,916 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 17:23:37,916 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-13 17:23:37,916 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0bf6ee66b233cfe70507a3d8d55aa219725b8ce14e12bc2fdcf83f18b236eff [2024-10-13 17:23:38,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 17:23:38,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 17:23:38,127 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 17:23:38,128 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 17:23:38,130 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 17:23:38,131 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-sets/test_add-2.i [2024-10-13 17:23:39,582 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 17:23:39,767 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 17:23:39,768 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-sets/test_add-2.i [2024-10-13 17:23:39,779 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffb39f3b6/316ca36ef3484ac993e6f64c01ff635e/FLAG2bf4ccd03 [2024-10-13 17:23:39,791 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffb39f3b6/316ca36ef3484ac993e6f64c01ff635e [2024-10-13 17:23:39,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 17:23:39,796 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 17:23:39,798 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 17:23:39,798 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 17:23:39,804 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 17:23:39,804 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:23:39" (1/1) ... [2024-10-13 17:23:39,805 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45700669 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:39, skipping insertion in model container [2024-10-13 17:23:39,805 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:23:39" (1/1) ... [2024-10-13 17:23:39,839 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 17:23:40,095 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 17:23:40,105 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 17:23:40,147 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 17:23:40,174 INFO L204 MainTranslator]: Completed translation [2024-10-13 17:23:40,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:40 WrapperNode [2024-10-13 17:23:40,174 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 17:23:40,175 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 17:23:40,175 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 17:23:40,176 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 17:23:40,180 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:40" (1/1) ... [2024-10-13 17:23:40,202 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:40" (1/1) ... [2024-10-13 17:23:40,228 INFO L138 Inliner]: procedures = 135, calls = 47, calls flagged for inlining = 16, calls inlined = 11, statements flattened = 120 [2024-10-13 17:23:40,229 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 17:23:40,229 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 17:23:40,230 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 17:23:40,230 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 17:23:40,238 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:40" (1/1) ... [2024-10-13 17:23:40,238 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:40" (1/1) ... [2024-10-13 17:23:40,240 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:40" (1/1) ... [2024-10-13 17:23:40,253 INFO L175 MemorySlicer]: Split 16 memory accesses to 2 slices as follows [2, 14]. 88 percent of accesses are in the largest equivalence class. The 4 initializations are split as follows [2, 2]. The 5 writes are split as follows [0, 5]. [2024-10-13 17:23:40,253 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:40" (1/1) ... [2024-10-13 17:23:40,254 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:40" (1/1) ... [2024-10-13 17:23:40,260 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:40" (1/1) ... [2024-10-13 17:23:40,262 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:40" (1/1) ... [2024-10-13 17:23:40,264 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:40" (1/1) ... [2024-10-13 17:23:40,265 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:40" (1/1) ... [2024-10-13 17:23:40,267 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 17:23:40,268 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 17:23:40,268 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 17:23:40,268 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 17:23:40,269 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:40" (1/1) ... [2024-10-13 17:23:40,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:23:40,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:23:40,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:23:40,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-13 17:23:40,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-13 17:23:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-13 17:23:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-13 17:23:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-13 17:23:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-13 17:23:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 17:23:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-13 17:23:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-13 17:23:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-13 17:23:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-13 17:23:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-13 17:23:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-13 17:23:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 17:23:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-13 17:23:40,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 17:23:40,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 17:23:40,467 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 17:23:40,469 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 17:23:40,604 INFO L? ?]: Removed 59 outVars from TransFormulas that were not future-live. [2024-10-13 17:23:40,605 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 17:23:40,616 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 17:23:40,616 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-13 17:23:40,617 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:23:40 BoogieIcfgContainer [2024-10-13 17:23:40,617 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 17:23:40,618 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-13 17:23:40,618 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-13 17:23:40,622 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-13 17:23:40,622 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-13 17:23:40,622 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 05:23:39" (1/3) ... [2024-10-13 17:23:40,623 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3dee7ffb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 05:23:40, skipping insertion in model container [2024-10-13 17:23:40,624 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-13 17:23:40,624 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:40" (2/3) ... [2024-10-13 17:23:40,625 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3dee7ffb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 05:23:40, skipping insertion in model container [2024-10-13 17:23:40,625 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-13 17:23:40,626 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:23:40" (3/3) ... [2024-10-13 17:23:40,626 INFO L332 chiAutomizerObserver]: Analyzing ICFG test_add-2.i [2024-10-13 17:23:40,667 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-13 17:23:40,667 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-13 17:23:40,667 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-13 17:23:40,667 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-13 17:23:40,668 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-13 17:23:40,668 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-13 17:23:40,668 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-13 17:23:40,668 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-13 17:23:40,671 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 26 states, 25 states have (on average 1.4) internal successors, (35), 25 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:23:40,685 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2024-10-13 17:23:40,685 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:23:40,685 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:23:40,691 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-13 17:23:40,691 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-13 17:23:40,691 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-13 17:23:40,691 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 26 states, 25 states have (on average 1.4) internal successors, (35), 25 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:23:40,694 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2024-10-13 17:23:40,695 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:23:40,695 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:23:40,695 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-13 17:23:40,695 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-13 17:23:40,701 INFO L745 eck$LassoCheckResult]: Stem: 24#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(8, 3);~#s1~0.base, ~#s1~0.offset := 3, 0;call write~init~$Pointer$#1(~#s1~0.base, ~#s1~0.offset, ~#s1~0.base, ~#s1~0.offset, 4);call write~init~$Pointer$#1(~#s1~0.base, ~#s1~0.offset, ~#s1~0.base, 4 + ~#s1~0.offset, 4); 4#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;assume { :begin_inline_foo } true;havoc foo_#t~nondet32#1, foo_#t~ret33#1, foo_~j~0#1;havoc foo_#t~nondet32#1;foo_~j~0#1 := foo_#t~nondet32#1;havoc foo_#t~nondet32#1;assume { :begin_inline_ldv_set_add } true;ldv_set_add_#in~new#1, ldv_set_add_#in~s#1.base, ldv_set_add_#in~s#1.offset := foo_~j~0#1, ~#s1~0.base, ~#s1~0.offset;havoc ldv_set_add_#t~ret17#1, ldv_set_add_#t~ret18#1.base, ldv_set_add_#t~ret18#1.offset, ldv_set_add_~le~0#1.base, ldv_set_add_~le~0#1.offset, ldv_set_add_~new#1, ldv_set_add_~s#1.base, ldv_set_add_~s#1.offset;ldv_set_add_~new#1 := ldv_set_add_#in~new#1;ldv_set_add_~s#1.base, ldv_set_add_~s#1.offset := ldv_set_add_#in~s#1.base, ldv_set_add_#in~s#1.offset;assume { :begin_inline_ldv_is_in_set } true;ldv_is_in_set_#in~e#1, ldv_is_in_set_#in~s#1.base, ldv_is_in_set_#in~s#1.offset := ldv_set_add_~new#1, ldv_set_add_~s#1.base, ldv_set_add_~s#1.offset;havoc ldv_is_in_set_#res#1;havoc ldv_is_in_set_#t~mem26#1.base, ldv_is_in_set_#t~mem26#1.offset, ldv_is_in_set_#t~ret27#1.base, ldv_is_in_set_#t~ret27#1.offset, ldv_is_in_set_~__mptr~3#1.base, ldv_is_in_set_~__mptr~3#1.offset, ldv_is_in_set_#t~mem28#1, ldv_is_in_set_#t~mem29#1.base, ldv_is_in_set_#t~mem29#1.offset, ldv_is_in_set_#t~ret30#1.base, ldv_is_in_set_#t~ret30#1.offset, ldv_is_in_set_~__mptr~4#1.base, ldv_is_in_set_~__mptr~4#1.offset, ldv_is_in_set_~e#1, ldv_is_in_set_~s#1.base, ldv_is_in_set_~s#1.offset, ldv_is_in_set_~m~1#1.base, ldv_is_in_set_~m~1#1.offset;ldv_is_in_set_~e#1 := ldv_is_in_set_#in~e#1;ldv_is_in_set_~s#1.base, ldv_is_in_set_~s#1.offset := ldv_is_in_set_#in~s#1.base, ldv_is_in_set_#in~s#1.offset;havoc ldv_is_in_set_~m~1#1.base, ldv_is_in_set_~m~1#1.offset;call ldv_is_in_set_#t~mem26#1.base, ldv_is_in_set_#t~mem26#1.offset := read~$Pointer$#1(ldv_is_in_set_~s#1.base, ldv_is_in_set_~s#1.offset, 4);ldv_is_in_set_~__mptr~3#1.base, ldv_is_in_set_~__mptr~3#1.offset := ldv_is_in_set_#t~mem26#1.base, ldv_is_in_set_#t~mem26#1.offset;havoc ldv_is_in_set_#t~mem26#1.base, ldv_is_in_set_#t~mem26#1.offset;ldv_is_in_set_#t~ret27#1.base, ldv_is_in_set_#t~ret27#1.offset := ldv_is_in_set_~__mptr~3#1.base, ldv_is_in_set_~__mptr~3#1.offset - 4;havoc ldv_is_in_set_~__mptr~3#1.base, ldv_is_in_set_~__mptr~3#1.offset;ldv_is_in_set_~m~1#1.base, ldv_is_in_set_~m~1#1.offset := ldv_is_in_set_#t~ret27#1.base, ldv_is_in_set_#t~ret27#1.offset;havoc ldv_is_in_set_#t~ret27#1.base, ldv_is_in_set_#t~ret27#1.offset; 18#L652-3true [2024-10-13 17:23:40,701 INFO L747 eck$LassoCheckResult]: Loop: 18#L652-3true assume !!(ldv_is_in_set_~m~1#1.base != ldv_is_in_set_~s#1.base || 4 + ldv_is_in_set_~m~1#1.offset != ldv_is_in_set_~s#1.offset);call ldv_is_in_set_#t~mem28#1 := read~int#1(ldv_is_in_set_~m~1#1.base, ldv_is_in_set_~m~1#1.offset, 4); 10#L653true assume !(ldv_is_in_set_#t~mem28#1 == ldv_is_in_set_~e#1);havoc ldv_is_in_set_#t~mem28#1; 7#L652-2true call ldv_is_in_set_#t~mem29#1.base, ldv_is_in_set_#t~mem29#1.offset := read~$Pointer$#1(ldv_is_in_set_~m~1#1.base, 4 + ldv_is_in_set_~m~1#1.offset, 4);ldv_is_in_set_~__mptr~4#1.base, ldv_is_in_set_~__mptr~4#1.offset := ldv_is_in_set_#t~mem29#1.base, ldv_is_in_set_#t~mem29#1.offset;havoc ldv_is_in_set_#t~mem29#1.base, ldv_is_in_set_#t~mem29#1.offset;ldv_is_in_set_#t~ret30#1.base, ldv_is_in_set_#t~ret30#1.offset := ldv_is_in_set_~__mptr~4#1.base, ldv_is_in_set_~__mptr~4#1.offset - 4;havoc ldv_is_in_set_~__mptr~4#1.base, ldv_is_in_set_~__mptr~4#1.offset;ldv_is_in_set_~m~1#1.base, ldv_is_in_set_~m~1#1.offset := ldv_is_in_set_#t~ret30#1.base, ldv_is_in_set_#t~ret30#1.offset;havoc ldv_is_in_set_#t~ret30#1.base, ldv_is_in_set_#t~ret30#1.offset; 18#L652-3true [2024-10-13 17:23:40,709 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:23:40,709 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-10-13 17:23:40,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:23:40,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129602709] [2024-10-13 17:23:40,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:23:40,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:23:40,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:23:40,878 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:23:40,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:23:40,913 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:23:40,914 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:23:40,915 INFO L85 PathProgramCache]: Analyzing trace with hash 39883, now seen corresponding path program 1 times [2024-10-13 17:23:40,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:23:40,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032341110] [2024-10-13 17:23:40,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:23:40,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:23:40,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:23:40,929 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:23:40,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:23:40,939 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:23:40,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:23:40,941 INFO L85 PathProgramCache]: Analyzing trace with hash 28698825, now seen corresponding path program 1 times [2024-10-13 17:23:40,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:23:40,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836295628] [2024-10-13 17:23:40,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:23:40,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:23:40,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:23:41,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 17:23:41,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 17:23:41,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836295628] [2024-10-13 17:23:41,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836295628] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 17:23:41,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 17:23:41,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 17:23:41,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803161318] [2024-10-13 17:23:41,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 17:23:41,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 17:23:41,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 17:23:41,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 17:23:41,295 INFO L87 Difference]: Start difference. First operand has 26 states, 25 states have (on average 1.4) internal successors, (35), 25 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:23:41,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 17:23:41,358 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2024-10-13 17:23:41,359 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 34 transitions. [2024-10-13 17:23:41,361 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-13 17:23:41,363 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 15 states and 15 transitions. [2024-10-13 17:23:41,363 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2024-10-13 17:23:41,363 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2024-10-13 17:23:41,364 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 15 transitions. [2024-10-13 17:23:41,364 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-13 17:23:41,364 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 15 transitions. [2024-10-13 17:23:41,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 15 transitions. [2024-10-13 17:23:41,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2024-10-13 17:23:41,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.0) internal successors, (15), 14 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:23:41,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-10-13 17:23:41,381 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 15 transitions. [2024-10-13 17:23:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 17:23:41,384 INFO L425 stractBuchiCegarLoop]: Abstraction has 15 states and 15 transitions. [2024-10-13 17:23:41,385 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-13 17:23:41,385 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 15 transitions. [2024-10-13 17:23:41,385 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-13 17:23:41,385 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:23:41,385 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:23:41,386 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 17:23:41,386 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-13 17:23:41,386 INFO L745 eck$LassoCheckResult]: Stem: 87#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(8, 3);~#s1~0.base, ~#s1~0.offset := 3, 0;call write~init~$Pointer$#1(~#s1~0.base, ~#s1~0.offset, ~#s1~0.base, ~#s1~0.offset, 4);call write~init~$Pointer$#1(~#s1~0.base, ~#s1~0.offset, ~#s1~0.base, 4 + ~#s1~0.offset, 4); 79#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;assume { :begin_inline_foo } true;havoc foo_#t~nondet32#1, foo_#t~ret33#1, foo_~j~0#1;havoc foo_#t~nondet32#1;foo_~j~0#1 := foo_#t~nondet32#1;havoc foo_#t~nondet32#1;assume { :begin_inline_ldv_set_add } true;ldv_set_add_#in~new#1, ldv_set_add_#in~s#1.base, ldv_set_add_#in~s#1.offset := foo_~j~0#1, ~#s1~0.base, ~#s1~0.offset;havoc ldv_set_add_#t~ret17#1, ldv_set_add_#t~ret18#1.base, ldv_set_add_#t~ret18#1.offset, ldv_set_add_~le~0#1.base, ldv_set_add_~le~0#1.offset, ldv_set_add_~new#1, ldv_set_add_~s#1.base, ldv_set_add_~s#1.offset;ldv_set_add_~new#1 := ldv_set_add_#in~new#1;ldv_set_add_~s#1.base, ldv_set_add_~s#1.offset := ldv_set_add_#in~s#1.base, ldv_set_add_#in~s#1.offset;assume { :begin_inline_ldv_is_in_set } true;ldv_is_in_set_#in~e#1, ldv_is_in_set_#in~s#1.base, ldv_is_in_set_#in~s#1.offset := ldv_set_add_~new#1, ldv_set_add_~s#1.base, ldv_set_add_~s#1.offset;havoc ldv_is_in_set_#res#1;havoc ldv_is_in_set_#t~mem26#1.base, ldv_is_in_set_#t~mem26#1.offset, ldv_is_in_set_#t~ret27#1.base, ldv_is_in_set_#t~ret27#1.offset, ldv_is_in_set_~__mptr~3#1.base, ldv_is_in_set_~__mptr~3#1.offset, ldv_is_in_set_#t~mem28#1, ldv_is_in_set_#t~mem29#1.base, ldv_is_in_set_#t~mem29#1.offset, ldv_is_in_set_#t~ret30#1.base, ldv_is_in_set_#t~ret30#1.offset, ldv_is_in_set_~__mptr~4#1.base, ldv_is_in_set_~__mptr~4#1.offset, ldv_is_in_set_~e#1, ldv_is_in_set_~s#1.base, ldv_is_in_set_~s#1.offset, ldv_is_in_set_~m~1#1.base, ldv_is_in_set_~m~1#1.offset;ldv_is_in_set_~e#1 := ldv_is_in_set_#in~e#1;ldv_is_in_set_~s#1.base, ldv_is_in_set_~s#1.offset := ldv_is_in_set_#in~s#1.base, ldv_is_in_set_#in~s#1.offset;havoc ldv_is_in_set_~m~1#1.base, ldv_is_in_set_~m~1#1.offset;call ldv_is_in_set_#t~mem26#1.base, ldv_is_in_set_#t~mem26#1.offset := read~$Pointer$#1(ldv_is_in_set_~s#1.base, ldv_is_in_set_~s#1.offset, 4);ldv_is_in_set_~__mptr~3#1.base, ldv_is_in_set_~__mptr~3#1.offset := ldv_is_in_set_#t~mem26#1.base, ldv_is_in_set_#t~mem26#1.offset;havoc ldv_is_in_set_#t~mem26#1.base, ldv_is_in_set_#t~mem26#1.offset;ldv_is_in_set_#t~ret27#1.base, ldv_is_in_set_#t~ret27#1.offset := ldv_is_in_set_~__mptr~3#1.base, ldv_is_in_set_~__mptr~3#1.offset - 4;havoc ldv_is_in_set_~__mptr~3#1.base, ldv_is_in_set_~__mptr~3#1.offset;ldv_is_in_set_~m~1#1.base, ldv_is_in_set_~m~1#1.offset := ldv_is_in_set_#t~ret27#1.base, ldv_is_in_set_#t~ret27#1.offset;havoc ldv_is_in_set_#t~ret27#1.base, ldv_is_in_set_#t~ret27#1.offset; 77#L652-3 assume !(ldv_is_in_set_~m~1#1.base != ldv_is_in_set_~s#1.base || 4 + ldv_is_in_set_~m~1#1.offset != ldv_is_in_set_~s#1.offset); 78#L652-4 ldv_is_in_set_#res#1 := 0; 81#ldv_is_in_set_returnLabel#1 ldv_set_add_#t~ret17#1 := ldv_is_in_set_#res#1;havoc ldv_is_in_set_#t~mem26#1.base, ldv_is_in_set_#t~mem26#1.offset, ldv_is_in_set_#t~ret27#1.base, ldv_is_in_set_#t~ret27#1.offset, ldv_is_in_set_~__mptr~3#1.base, ldv_is_in_set_~__mptr~3#1.offset, ldv_is_in_set_#t~mem28#1, ldv_is_in_set_#t~mem29#1.base, ldv_is_in_set_#t~mem29#1.offset, ldv_is_in_set_#t~ret30#1.base, ldv_is_in_set_#t~ret30#1.offset, ldv_is_in_set_~__mptr~4#1.base, ldv_is_in_set_~__mptr~4#1.offset, ldv_is_in_set_~e#1, ldv_is_in_set_~s#1.base, ldv_is_in_set_~s#1.offset, ldv_is_in_set_~m~1#1.base, ldv_is_in_set_~m~1#1.offset;havoc ldv_is_in_set_#in~e#1, ldv_is_in_set_#in~s#1.base, ldv_is_in_set_#in~s#1.offset;assume { :end_inline_ldv_is_in_set } true; 82#L633 assume 0 == ldv_set_add_#t~ret17#1;havoc ldv_set_add_#t~ret17#1;havoc ldv_set_add_~le~0#1.base, ldv_set_add_~le~0#1.offset;assume { :begin_inline_ldv_successful_malloc } true;ldv_successful_malloc_#in~size#1 := 12;havoc ldv_successful_malloc_#res#1.base, ldv_successful_malloc_#res#1.offset;havoc ldv_successful_malloc_#t~malloc5#1.base, ldv_successful_malloc_#t~malloc5#1.offset, ldv_successful_malloc_~size#1, ldv_successful_malloc_~ptr~0#1.base, ldv_successful_malloc_~ptr~0#1.offset;ldv_successful_malloc_~size#1 := ldv_successful_malloc_#in~size#1;call ldv_successful_malloc_#t~malloc5#1.base, ldv_successful_malloc_#t~malloc5#1.offset := #Ultimate.allocOnHeap(ldv_successful_malloc_~size#1 % 4294967296);ldv_successful_malloc_~ptr~0#1.base, ldv_successful_malloc_~ptr~0#1.offset := ldv_successful_malloc_#t~malloc5#1.base, ldv_successful_malloc_#t~malloc5#1.offset;havoc ldv_successful_malloc_#t~malloc5#1.base, ldv_successful_malloc_#t~malloc5#1.offset;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if ldv_successful_malloc_~ptr~0#1.base != 0 || ldv_successful_malloc_~ptr~0#1.offset != 0 then 1 else 0);havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 73#L565 assume !(0 == assume_abort_if_not_~cond#1); 74#L564 havoc assume_abort_if_not_~cond#1;havoc assume_abort_if_not_#in~cond#1;assume { :end_inline_assume_abort_if_not } true;ldv_successful_malloc_#res#1.base, ldv_successful_malloc_#res#1.offset := ldv_successful_malloc_~ptr~0#1.base, ldv_successful_malloc_~ptr~0#1.offset; 86#ldv_successful_malloc_returnLabel#1 ldv_set_add_#t~ret18#1.base, ldv_set_add_#t~ret18#1.offset := ldv_successful_malloc_#res#1.base, ldv_successful_malloc_#res#1.offset;havoc ldv_successful_malloc_#t~malloc5#1.base, ldv_successful_malloc_#t~malloc5#1.offset, ldv_successful_malloc_~size#1, ldv_successful_malloc_~ptr~0#1.base, ldv_successful_malloc_~ptr~0#1.offset;havoc ldv_successful_malloc_#in~size#1;assume { :end_inline_ldv_successful_malloc } true;ldv_set_add_~le~0#1.base, ldv_set_add_~le~0#1.offset := ldv_set_add_#t~ret18#1.base, ldv_set_add_#t~ret18#1.offset;havoc ldv_set_add_#t~ret18#1.base, ldv_set_add_#t~ret18#1.offset;call write~int#1(ldv_set_add_~new#1, ldv_set_add_~le~0#1.base, ldv_set_add_~le~0#1.offset, 4);assume { :begin_inline_ldv_list_add } true;ldv_list_add_#in~new#1.base, ldv_list_add_#in~new#1.offset, ldv_list_add_#in~head#1.base, ldv_list_add_#in~head#1.offset := ldv_set_add_~le~0#1.base, 4 + ldv_set_add_~le~0#1.offset, ldv_set_add_~s#1.base, ldv_set_add_~s#1.offset;havoc ldv_list_add_#t~mem6#1.base, ldv_list_add_#t~mem6#1.offset, ldv_list_add_~new#1.base, ldv_list_add_~new#1.offset, ldv_list_add_~head#1.base, ldv_list_add_~head#1.offset;ldv_list_add_~new#1.base, ldv_list_add_~new#1.offset := ldv_list_add_#in~new#1.base, ldv_list_add_#in~new#1.offset;ldv_list_add_~head#1.base, ldv_list_add_~head#1.offset := ldv_list_add_#in~head#1.base, ldv_list_add_#in~head#1.offset;call ldv_list_add_#t~mem6#1.base, ldv_list_add_#t~mem6#1.offset := read~$Pointer$#1(ldv_list_add_~head#1.base, ldv_list_add_~head#1.offset, 4);assume { :begin_inline___ldv_list_add } true;__ldv_list_add_#in~new#1.base, __ldv_list_add_#in~new#1.offset, __ldv_list_add_#in~prev#1.base, __ldv_list_add_#in~prev#1.offset, __ldv_list_add_#in~next#1.base, __ldv_list_add_#in~next#1.offset := ldv_list_add_~new#1.base, ldv_list_add_~new#1.offset, ldv_list_add_~head#1.base, ldv_list_add_~head#1.offset, ldv_list_add_#t~mem6#1.base, ldv_list_add_#t~mem6#1.offset;havoc __ldv_list_add_~new#1.base, __ldv_list_add_~new#1.offset, __ldv_list_add_~prev#1.base, __ldv_list_add_~prev#1.offset, __ldv_list_add_~next#1.base, __ldv_list_add_~next#1.offset;__ldv_list_add_~new#1.base, __ldv_list_add_~new#1.offset := __ldv_list_add_#in~new#1.base, __ldv_list_add_#in~new#1.offset;__ldv_list_add_~prev#1.base, __ldv_list_add_~prev#1.offset := __ldv_list_add_#in~prev#1.base, __ldv_list_add_#in~prev#1.offset;__ldv_list_add_~next#1.base, __ldv_list_add_~next#1.offset := __ldv_list_add_#in~next#1.base, __ldv_list_add_#in~next#1.offset;call write~$Pointer$#1(__ldv_list_add_~new#1.base, __ldv_list_add_~new#1.offset, __ldv_list_add_~next#1.base, 4 + __ldv_list_add_~next#1.offset, 4);call write~$Pointer$#1(__ldv_list_add_~next#1.base, __ldv_list_add_~next#1.offset, __ldv_list_add_~new#1.base, __ldv_list_add_~new#1.offset, 4);call write~$Pointer$#1(__ldv_list_add_~prev#1.base, __ldv_list_add_~prev#1.offset, __ldv_list_add_~new#1.base, 4 + __ldv_list_add_~new#1.offset, 4);call write~$Pointer$#1(__ldv_list_add_~new#1.base, __ldv_list_add_~new#1.offset, __ldv_list_add_~prev#1.base, __ldv_list_add_~prev#1.offset, 4); 84#L589 havoc __ldv_list_add_~new#1.base, __ldv_list_add_~new#1.offset, __ldv_list_add_~prev#1.base, __ldv_list_add_~prev#1.offset, __ldv_list_add_~next#1.base, __ldv_list_add_~next#1.offset;havoc __ldv_list_add_#in~new#1.base, __ldv_list_add_#in~new#1.offset, __ldv_list_add_#in~prev#1.base, __ldv_list_add_#in~prev#1.offset, __ldv_list_add_#in~next#1.base, __ldv_list_add_#in~next#1.offset;assume { :end_inline___ldv_list_add } true;havoc ldv_list_add_#t~mem6#1.base, ldv_list_add_#t~mem6#1.offset; 85#L603 havoc ldv_list_add_#t~mem6#1.base, ldv_list_add_#t~mem6#1.offset, ldv_list_add_~new#1.base, ldv_list_add_~new#1.offset, ldv_list_add_~head#1.base, ldv_list_add_~head#1.offset;havoc ldv_list_add_#in~new#1.base, ldv_list_add_#in~new#1.offset, ldv_list_add_#in~head#1.base, ldv_list_add_#in~head#1.offset;assume { :end_inline_ldv_list_add } true;havoc ldv_set_add_~le~0#1.base, ldv_set_add_~le~0#1.offset; 83#L632 havoc ldv_set_add_#t~ret17#1, ldv_set_add_#t~ret18#1.base, ldv_set_add_#t~ret18#1.offset, ldv_set_add_~le~0#1.base, ldv_set_add_~le~0#1.offset, ldv_set_add_~new#1, ldv_set_add_~s#1.base, ldv_set_add_~s#1.offset;havoc ldv_set_add_#in~new#1, ldv_set_add_#in~s#1.base, ldv_set_add_#in~s#1.offset;assume { :end_inline_ldv_set_add } true;assume { :begin_inline_ldv_is_in_set } true;ldv_is_in_set_#in~e#1, ldv_is_in_set_#in~s#1.base, ldv_is_in_set_#in~s#1.offset := foo_~j~0#1, ~#s1~0.base, ~#s1~0.offset;havoc ldv_is_in_set_#res#1;havoc ldv_is_in_set_#t~mem26#1.base, ldv_is_in_set_#t~mem26#1.offset, ldv_is_in_set_#t~ret27#1.base, ldv_is_in_set_#t~ret27#1.offset, ldv_is_in_set_~__mptr~3#1.base, ldv_is_in_set_~__mptr~3#1.offset, ldv_is_in_set_#t~mem28#1, ldv_is_in_set_#t~mem29#1.base, ldv_is_in_set_#t~mem29#1.offset, ldv_is_in_set_#t~ret30#1.base, ldv_is_in_set_#t~ret30#1.offset, ldv_is_in_set_~__mptr~4#1.base, ldv_is_in_set_~__mptr~4#1.offset, ldv_is_in_set_~e#1, ldv_is_in_set_~s#1.base, ldv_is_in_set_~s#1.offset, ldv_is_in_set_~m~1#1.base, ldv_is_in_set_~m~1#1.offset;ldv_is_in_set_~e#1 := ldv_is_in_set_#in~e#1;ldv_is_in_set_~s#1.base, ldv_is_in_set_~s#1.offset := ldv_is_in_set_#in~s#1.base, ldv_is_in_set_#in~s#1.offset;havoc ldv_is_in_set_~m~1#1.base, ldv_is_in_set_~m~1#1.offset;call ldv_is_in_set_#t~mem26#1.base, ldv_is_in_set_#t~mem26#1.offset := read~$Pointer$#1(ldv_is_in_set_~s#1.base, ldv_is_in_set_~s#1.offset, 4);ldv_is_in_set_~__mptr~3#1.base, ldv_is_in_set_~__mptr~3#1.offset := ldv_is_in_set_#t~mem26#1.base, ldv_is_in_set_#t~mem26#1.offset;havoc ldv_is_in_set_#t~mem26#1.base, ldv_is_in_set_#t~mem26#1.offset;ldv_is_in_set_#t~ret27#1.base, ldv_is_in_set_#t~ret27#1.offset := ldv_is_in_set_~__mptr~3#1.base, ldv_is_in_set_~__mptr~3#1.offset - 4;havoc ldv_is_in_set_~__mptr~3#1.base, ldv_is_in_set_~__mptr~3#1.offset;ldv_is_in_set_~m~1#1.base, ldv_is_in_set_~m~1#1.offset := ldv_is_in_set_#t~ret27#1.base, ldv_is_in_set_#t~ret27#1.offset;havoc ldv_is_in_set_#t~ret27#1.base, ldv_is_in_set_#t~ret27#1.offset; 80#L652-8 [2024-10-13 17:23:41,387 INFO L747 eck$LassoCheckResult]: Loop: 80#L652-8 assume !!(ldv_is_in_set_~m~1#1.base != ldv_is_in_set_~s#1.base || 4 + ldv_is_in_set_~m~1#1.offset != ldv_is_in_set_~s#1.offset);call ldv_is_in_set_#t~mem28#1 := read~int#1(ldv_is_in_set_~m~1#1.base, ldv_is_in_set_~m~1#1.offset, 4); 75#L653-1 assume !(ldv_is_in_set_#t~mem28#1 == ldv_is_in_set_~e#1);havoc ldv_is_in_set_#t~mem28#1; 76#L652-7 call ldv_is_in_set_#t~mem29#1.base, ldv_is_in_set_#t~mem29#1.offset := read~$Pointer$#1(ldv_is_in_set_~m~1#1.base, 4 + ldv_is_in_set_~m~1#1.offset, 4);ldv_is_in_set_~__mptr~4#1.base, ldv_is_in_set_~__mptr~4#1.offset := ldv_is_in_set_#t~mem29#1.base, ldv_is_in_set_#t~mem29#1.offset;havoc ldv_is_in_set_#t~mem29#1.base, ldv_is_in_set_#t~mem29#1.offset;ldv_is_in_set_#t~ret30#1.base, ldv_is_in_set_#t~ret30#1.offset := ldv_is_in_set_~__mptr~4#1.base, ldv_is_in_set_~__mptr~4#1.offset - 4;havoc ldv_is_in_set_~__mptr~4#1.base, ldv_is_in_set_~__mptr~4#1.offset;ldv_is_in_set_~m~1#1.base, ldv_is_in_set_~m~1#1.offset := ldv_is_in_set_#t~ret30#1.base, ldv_is_in_set_#t~ret30#1.offset;havoc ldv_is_in_set_#t~ret30#1.base, ldv_is_in_set_#t~ret30#1.offset; 80#L652-8 [2024-10-13 17:23:41,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:23:41,387 INFO L85 PathProgramCache]: Analyzing trace with hash -812001189, now seen corresponding path program 1 times [2024-10-13 17:23:41,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:23:41,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764075540] [2024-10-13 17:23:41,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:23:41,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:23:41,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:23:41,447 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:23:41,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:23:41,483 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:23:41,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:23:41,484 INFO L85 PathProgramCache]: Analyzing trace with hash 80596, now seen corresponding path program 1 times [2024-10-13 17:23:41,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:23:41,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292078570] [2024-10-13 17:23:41,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:23:41,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:23:41,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:23:41,491 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:23:41,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:23:41,496 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:23:41,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:23:41,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1071559622, now seen corresponding path program 1 times [2024-10-13 17:23:41,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:23:41,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545315944] [2024-10-13 17:23:41,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:23:41,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:23:41,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:23:42,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 17:23:42,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 17:23:42,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545315944] [2024-10-13 17:23:42,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1545315944] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 17:23:42,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 17:23:42,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-13 17:23:42,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595045378] [2024-10-13 17:23:42,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 17:23:42,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 17:23:42,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-13 17:23:42,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-10-13 17:23:42,541 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. cyclomatic complexity: 1 Second operand has 9 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 8 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:23:42,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 17:23:42,704 INFO L93 Difference]: Finished difference Result 14 states and 13 transitions. [2024-10-13 17:23:42,704 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 13 transitions. [2024-10-13 17:23:42,704 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-13 17:23:42,704 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 0 states and 0 transitions. [2024-10-13 17:23:42,704 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-10-13 17:23:42,704 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-10-13 17:23:42,705 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-10-13 17:23:42,705 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-13 17:23:42,705 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 17:23:42,705 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 17:23:42,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-13 17:23:42,705 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 17:23:42,705 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-10-13 17:23:42,705 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-10-13 17:23:42,705 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-13 17:23:42,705 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-13 17:23:42,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 05:23:42 BoogieIcfgContainer [2024-10-13 17:23:42,713 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-13 17:23:42,713 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-13 17:23:42,713 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-13 17:23:42,714 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-13 17:23:42,714 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:23:40" (3/4) ... [2024-10-13 17:23:42,715 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-13 17:23:42,716 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-13 17:23:42,717 INFO L158 Benchmark]: Toolchain (without parser) took 2920.35ms. Allocated memory is still 222.3MB. Free memory was 150.3MB in the beginning and 93.3MB in the end (delta: 57.0MB). Peak memory consumption was 59.4MB. Max. memory is 16.1GB. [2024-10-13 17:23:42,717 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 125.8MB. Free memory was 89.2MB in the beginning and 89.0MB in the end (delta: 140.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 17:23:42,718 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.61ms. Allocated memory is still 222.3MB. Free memory was 150.3MB in the beginning and 129.3MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-10-13 17:23:42,719 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.66ms. Allocated memory is still 222.3MB. Free memory was 129.3MB in the beginning and 126.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-13 17:23:42,719 INFO L158 Benchmark]: Boogie Preprocessor took 37.89ms. Allocated memory is still 222.3MB. Free memory was 126.8MB in the beginning and 123.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-13 17:23:42,720 INFO L158 Benchmark]: RCFGBuilder took 349.24ms. Allocated memory is still 222.3MB. Free memory was 123.8MB in the beginning and 104.5MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-13 17:23:42,720 INFO L158 Benchmark]: BuchiAutomizer took 2095.02ms. Allocated memory is still 222.3MB. Free memory was 104.1MB in the beginning and 93.3MB in the end (delta: 10.8MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2024-10-13 17:23:42,720 INFO L158 Benchmark]: Witness Printer took 2.77ms. Allocated memory is still 222.3MB. Free memory is still 93.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 17:23:42,722 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 125.8MB. Free memory was 89.2MB in the beginning and 89.0MB in the end (delta: 140.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.61ms. Allocated memory is still 222.3MB. Free memory was 150.3MB in the beginning and 129.3MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.66ms. Allocated memory is still 222.3MB. Free memory was 129.3MB in the beginning and 126.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.89ms. Allocated memory is still 222.3MB. Free memory was 126.8MB in the beginning and 123.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 349.24ms. Allocated memory is still 222.3MB. Free memory was 123.8MB in the beginning and 104.5MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * BuchiAutomizer took 2095.02ms. Allocated memory is still 222.3MB. Free memory was 104.1MB in the beginning and 93.3MB in the end (delta: 10.8MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Witness Printer took 2.77ms. Allocated memory is still 222.3MB. Free memory is still 93.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (2 trivial, 0 deterministic, 0 nondeterministic). 2 modules have a trivial ranking function, the largest among these consists of 9 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.0s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 1.7s. Construction of modules took 0.1s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 24 mSDsluCounter, 86 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 59 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 59 IncrementalHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 27 mSDtfsCounter, 59 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc2 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-10-13 17:23:42,747 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