./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/a.04-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-memory-alloca/a.04-alloca.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9eb9364aba11d587c1c0c7aaba55178ecb567e9587bda48270a0861bd272aa34 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 20:57:29,399 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 20:57:29,472 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-12 20:57:29,476 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 20:57:29,476 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 20:57:29,507 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 20:57:29,508 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 20:57:29,509 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 20:57:29,512 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 20:57:29,513 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 20:57:29,514 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 20:57:29,514 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 20:57:29,514 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 20:57:29,515 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-12 20:57:29,515 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-12 20:57:29,517 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-12 20:57:29,517 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-12 20:57:29,517 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-12 20:57:29,517 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-12 20:57:29,518 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 20:57:29,518 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-12 20:57:29,519 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 20:57:29,519 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 20:57:29,519 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-12 20:57:29,520 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-12 20:57:29,520 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-12 20:57:29,520 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 20:57:29,521 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-12 20:57:29,521 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 20:57:29,521 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-12 20:57:29,521 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 20:57:29,522 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 20:57:29,522 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 20:57:29,522 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 20:57:29,523 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 20:57:29,523 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-12 20:57:29,524 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9eb9364aba11d587c1c0c7aaba55178ecb567e9587bda48270a0861bd272aa34 [2024-11-12 20:57:29,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 20:57:29,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 20:57:29,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 20:57:29,811 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 20:57:29,812 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 20:57:29,813 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/a.04-alloca.i [2024-11-12 20:57:31,221 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 20:57:31,438 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 20:57:31,438 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/a.04-alloca.i [2024-11-12 20:57:31,455 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e35904a78/e4cef741e2bf4db1b31d9cd107c8d0e9/FLAG5ddf65c8c [2024-11-12 20:57:31,468 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e35904a78/e4cef741e2bf4db1b31d9cd107c8d0e9 [2024-11-12 20:57:31,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 20:57:31,471 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 20:57:31,472 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 20:57:31,472 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 20:57:31,478 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 20:57:31,489 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 08:57:31" (1/1) ... [2024-11-12 20:57:31,491 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2760af7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:31, skipping insertion in model container [2024-11-12 20:57:31,492 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 08:57:31" (1/1) ... [2024-11-12 20:57:31,539 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 20:57:31,850 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 20:57:31,862 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 20:57:31,904 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 20:57:31,937 INFO L204 MainTranslator]: Completed translation [2024-11-12 20:57:31,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:31 WrapperNode [2024-11-12 20:57:31,938 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 20:57:31,939 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 20:57:31,939 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 20:57:31,939 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 20:57:31,946 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:31" (1/1) ... [2024-11-12 20:57:31,959 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:31" (1/1) ... [2024-11-12 20:57:31,980 INFO L138 Inliner]: procedures = 111, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 56 [2024-11-12 20:57:31,981 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 20:57:31,981 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 20:57:31,982 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 20:57:31,982 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 20:57:31,992 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:31" (1/1) ... [2024-11-12 20:57:31,992 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:31" (1/1) ... [2024-11-12 20:57:31,995 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:31" (1/1) ... [2024-11-12 20:57:32,009 INFO L175 MemorySlicer]: Split 8 memory accesses to 3 slices as follows [2, 4, 2]. 50 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0, 0]. The 4 writes are split as follows [1, 2, 1]. [2024-11-12 20:57:32,011 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:31" (1/1) ... [2024-11-12 20:57:32,011 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:31" (1/1) ... [2024-11-12 20:57:32,019 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:31" (1/1) ... [2024-11-12 20:57:32,021 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:31" (1/1) ... [2024-11-12 20:57:32,026 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:31" (1/1) ... [2024-11-12 20:57:32,027 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:31" (1/1) ... [2024-11-12 20:57:32,029 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 20:57:32,030 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 20:57:32,030 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 20:57:32,030 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 20:57:32,031 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:31" (1/1) ... [2024-11-12 20:57:32,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 20:57:32,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:57:32,067 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) [2024-11-12 20:57:32,070 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 [2024-11-12 20:57:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-12 20:57:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-12 20:57:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-12 20:57:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-12 20:57:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-12 20:57:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-12 20:57:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-12 20:57:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-12 20:57:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 20:57:32,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 20:57:32,204 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 20:57:32,206 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 20:57:32,357 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-12 20:57:32,357 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 20:57:32,367 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 20:57:32,368 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-12 20:57:32,368 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:57:32 BoogieIcfgContainer [2024-11-12 20:57:32,368 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 20:57:32,369 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-12 20:57:32,369 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-12 20:57:32,373 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-12 20:57:32,374 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-12 20:57:32,374 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.11 08:57:31" (1/3) ... [2024-11-12 20:57:32,375 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5103d242 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 08:57:32, skipping insertion in model container [2024-11-12 20:57:32,375 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-12 20:57:32,375 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:31" (2/3) ... [2024-11-12 20:57:32,376 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5103d242 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 08:57:32, skipping insertion in model container [2024-11-12 20:57:32,376 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-12 20:57:32,376 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:57:32" (3/3) ... [2024-11-12 20:57:32,377 INFO L332 chiAutomizerObserver]: Analyzing ICFG a.04-alloca.i [2024-11-12 20:57:32,422 INFO L301 stractBuchiCegarLoop]: Interprodecural is true [2024-11-12 20:57:32,423 INFO L302 stractBuchiCegarLoop]: Hoare is None [2024-11-12 20:57:32,423 INFO L303 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-12 20:57:32,423 INFO L304 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-12 20:57:32,423 INFO L305 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-12 20:57:32,423 INFO L306 stractBuchiCegarLoop]: Difference is false [2024-11-12 20:57:32,423 INFO L307 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-12 20:57:32,424 INFO L311 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-12 20:57:32,427 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 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) [2024-11-12 20:57:32,440 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-12 20:57:32,441 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 20:57:32,441 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 20:57:32,446 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-12 20:57:32,446 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-12 20:57:32,446 INFO L333 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-12 20:57:32,447 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 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) [2024-11-12 20:57:32,447 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-12 20:57:32,448 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 20:57:32,448 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 20:57:32,448 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-12 20:57:32,448 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-12 20:57:32,455 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~ret11#1;havoc main_#t~nondet9#1;havoc main_#t~nondet10#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet9#1, main_#t~nondet10#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#0(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4);" [2024-11-12 20:57:32,455 INFO L749 eck$LassoCheckResult]: Loop: "call test_fun_#t~mem5#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);" "assume !!(test_fun_#t~mem5#1 > test_fun_#t~mem6#1);havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem6#1;call test_fun_#t~mem7#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#1(1 + test_fun_#t~mem7#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem7#1;" [2024-11-12 20:57:32,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:57:32,461 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-12 20:57:32,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:57:32,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603823514] [2024-11-12 20:57:32,468 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:57:32,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:57:32,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 20:57:32,620 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 20:57:32,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 20:57:32,677 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 20:57:32,679 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:57:32,680 INFO L85 PathProgramCache]: Analyzing trace with hash 1190, now seen corresponding path program 1 times [2024-11-12 20:57:32,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:57:32,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069902442] [2024-11-12 20:57:32,680 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:57:32,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:57:32,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 20:57:32,705 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 20:57:32,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 20:57:32,719 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 20:57:32,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:57:32,721 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2024-11-12 20:57:32,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:57:32,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831809767] [2024-11-12 20:57:32,721 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:57:32,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:57:32,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 20:57:32,774 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 20:57:32,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 20:57:32,800 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 20:57:33,548 INFO L204 LassoAnalysis]: Preferences: [2024-11-12 20:57:33,549 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-12 20:57:33,549 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-12 20:57:33,549 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-12 20:57:33,549 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-12 20:57:33,550 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 20:57:33,550 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-12 20:57:33,550 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-12 20:57:33,551 INFO L132 ssoRankerPreferences]: Filename of dumped script: a.04-alloca.i_Iteration1_Lasso [2024-11-12 20:57:33,551 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-12 20:57:33,551 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-12 20:57:33,571 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 20:57:33,579 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 20:57:33,582 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 20:57:33,584 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 20:57:33,586 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 20:57:33,588 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 20:57:33,594 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 20:57:33,599 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 20:57:33,603 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 20:57:33,998 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 20:57:34,001 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 20:57:34,342 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-12 20:57:34,346 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-12 20:57:34,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 20:57:34,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:57:34,350 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) [2024-11-12 20:57:34,352 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 [2024-11-12 20:57:34,354 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 [2024-11-12 20:57:34,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 20:57:34,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 20:57:34,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 20:57:34,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 20:57:34,368 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 20:57:34,370 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 20:57:34,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 20:57:34,373 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 20:57:34,389 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-11-12 20:57:34,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 20:57:34,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:57:34,391 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) [2024-11-12 20:57:34,393 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 [2024-11-12 20:57:34,394 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 [2024-11-12 20:57:34,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 20:57:34,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 20:57:34,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 20:57:34,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 20:57:34,411 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 20:57:34,411 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 20:57:34,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 20:57:34,416 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 20:57:34,430 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 [2024-11-12 20:57:34,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 20:57:34,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:57:34,433 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) [2024-11-12 20:57:34,435 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 [2024-11-12 20:57:34,441 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 [2024-11-12 20:57:34,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 20:57:34,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 20:57:34,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 20:57:34,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 20:57:34,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 20:57:34,465 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 20:57:34,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 20:57:34,468 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 20:57:34,483 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 [2024-11-12 20:57:34,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 20:57:34,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:57:34,486 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) [2024-11-12 20:57:34,487 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 [2024-11-12 20:57:34,488 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 [2024-11-12 20:57:34,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 20:57:34,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 20:57:34,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 20:57:34,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 20:57:34,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 20:57:34,501 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 20:57:34,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 20:57:34,503 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 20:57:34,517 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 [2024-11-12 20:57:34,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 20:57:34,518 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:57:34,520 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) [2024-11-12 20:57:34,521 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 [2024-11-12 20:57:34,522 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 [2024-11-12 20:57:34,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 20:57:34,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 20:57:34,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 20:57:34,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 20:57:34,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 20:57:34,537 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 20:57:34,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 20:57:34,539 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 20:57:34,554 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-12 20:57:34,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 20:57:34,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:57:34,557 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) [2024-11-12 20:57:34,558 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 [2024-11-12 20:57:34,560 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 [2024-11-12 20:57:34,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 20:57:34,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 20:57:34,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 20:57:34,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 20:57:34,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 20:57:34,574 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 20:57:34,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 20:57:34,577 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 20:57:34,592 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 [2024-11-12 20:57:34,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 20:57:34,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:57:34,595 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) [2024-11-12 20:57:34,596 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 [2024-11-12 20:57:34,597 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 [2024-11-12 20:57:34,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 20:57:34,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 20:57:34,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 20:57:34,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 20:57:34,613 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 20:57:34,613 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 20:57:34,616 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 20:57:34,630 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 [2024-11-12 20:57:34,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 20:57:34,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:57:34,633 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) [2024-11-12 20:57:34,634 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 [2024-11-12 20:57:34,636 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 [2024-11-12 20:57:34,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 20:57:34,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 20:57:34,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 20:57:34,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 20:57:34,652 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 20:57:34,653 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 20:57:34,657 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 20:57:34,671 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-12 20:57:34,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 20:57:34,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:57:34,674 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) [2024-11-12 20:57:34,676 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 [2024-11-12 20:57:34,677 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 [2024-11-12 20:57:34,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 20:57:34,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 20:57:34,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 20:57:34,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 20:57:34,694 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 20:57:34,694 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 20:57:34,699 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-12 20:57:34,715 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-12 20:57:34,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 20:57:34,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:57:34,718 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 20:57:34,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-12 20:57:34,720 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 [2024-11-12 20:57:34,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 20:57:34,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 20:57:34,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 20:57:34,733 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 20:57:34,737 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-12 20:57:34,737 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-12 20:57:34,746 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-12 20:57:34,761 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-11-12 20:57:34,762 INFO L444 ModelExtractionUtils]: 7 out of 13 variables were initially zero. Simplification set additionally 3 variables to zero. [2024-11-12 20:57:34,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 20:57:34,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:57:34,766 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 20:57:34,767 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-12 20:57:34,768 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-12 20:57:34,782 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-12 20:57:34,782 INFO L474 LassoAnalysis]: Proved termination. [2024-11-12 20:57:34,783 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_1, v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_1 - 1*v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_1 Supporting invariants [] [2024-11-12 20:57:34,797 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-12 20:57:34,853 INFO L156 tatePredicateManager]: 21 out of 21 supporting invariants were superfluous and have been removed [2024-11-12 20:57:34,859 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-12 20:57:34,860 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-12 20:57:34,860 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~x_ref~0!base,]]] [2024-11-12 20:57:34,861 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2024-11-12 20:57:34,862 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2024-11-12 20:57:34,862 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~y_ref~0!base,]]] [2024-11-12 20:57:34,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:57:34,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:57:34,907 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-12 20:57:34,908 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 20:57:34,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:57:34,923 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-12 20:57:34,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 20:57:34,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 20:57:34,974 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-12 20:57:34,977 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2024-11-12 20:57:35,020 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 18 states and 20 transitions. Complement of second has 8 states. [2024-11-12 20:57:35,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-12 20:57:35,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2024-11-12 20:57:35,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2024-11-12 20:57:35,030 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 2 letters. Loop has 2 letters. [2024-11-12 20:57:35,031 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 20:57:35,031 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 4 letters. Loop has 2 letters. [2024-11-12 20:57:35,031 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 20:57:35,031 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 2 letters. Loop has 4 letters. [2024-11-12 20:57:35,032 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 20:57:35,032 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 20 transitions. [2024-11-12 20:57:35,033 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-12 20:57:35,035 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 0 states and 0 transitions. [2024-11-12 20:57:35,036 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-12 20:57:35,036 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-12 20:57:35,037 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-12 20:57:35,037 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-12 20:57:35,037 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-12 20:57:35,037 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-12 20:57:35,037 INFO L426 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-12 20:57:35,038 INFO L333 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-12 20:57:35,038 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-12 20:57:35,038 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-12 20:57:35,038 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-12 20:57:35,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.11 08:57:35 BoogieIcfgContainer [2024-11-12 20:57:35,047 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-12 20:57:35,048 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-12 20:57:35,048 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-12 20:57:35,048 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-12 20:57:35,048 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:57:32" (3/4) ... [2024-11-12 20:57:35,050 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-12 20:57:35,052 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-12 20:57:35,053 INFO L158 Benchmark]: Toolchain (without parser) took 3581.65ms. Allocated memory was 125.8MB in the beginning and 159.4MB in the end (delta: 33.6MB). Free memory was 55.6MB in the beginning and 70.5MB in the end (delta: -14.8MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2024-11-12 20:57:35,054 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 125.8MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-12 20:57:35,055 INFO L158 Benchmark]: CACSL2BoogieTranslator took 466.38ms. Allocated memory was 125.8MB in the beginning and 159.4MB in the end (delta: 33.6MB). Free memory was 55.4MB in the beginning and 115.4MB in the end (delta: -60.0MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2024-11-12 20:57:35,056 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.77ms. Allocated memory is still 159.4MB. Free memory was 115.4MB in the beginning and 114.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-12 20:57:35,056 INFO L158 Benchmark]: Boogie Preprocessor took 47.42ms. Allocated memory is still 159.4MB. Free memory was 114.3MB in the beginning and 112.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-12 20:57:35,057 INFO L158 Benchmark]: RCFGBuilder took 338.80ms. Allocated memory is still 159.4MB. Free memory was 112.2MB in the beginning and 99.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-12 20:57:35,057 INFO L158 Benchmark]: BuchiAutomizer took 2677.89ms. Allocated memory is still 159.4MB. Free memory was 99.7MB in the beginning and 71.5MB in the end (delta: 28.2MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2024-11-12 20:57:35,057 INFO L158 Benchmark]: Witness Printer took 4.73ms. Allocated memory is still 159.4MB. Free memory is still 70.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-12 20:57:35,060 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 125.8MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 466.38ms. Allocated memory was 125.8MB in the beginning and 159.4MB in the end (delta: 33.6MB). Free memory was 55.4MB in the beginning and 115.4MB in the end (delta: -60.0MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.77ms. Allocated memory is still 159.4MB. Free memory was 115.4MB in the beginning and 114.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.42ms. Allocated memory is still 159.4MB. Free memory was 114.3MB in the beginning and 112.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 338.80ms. Allocated memory is still 159.4MB. Free memory was 112.2MB in the beginning and 99.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 2677.89ms. Allocated memory is still 159.4MB. Free memory was 99.7MB in the beginning and 71.5MB in the end (delta: 28.2MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * Witness Printer took 4.73ms. Allocated memory is still 159.4MB. Free memory is still 70.5MB. 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: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~x_ref~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~y_ref~0!base,]]] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital206 mio100 ax108 hnf100 lsp91 ukn68 mio100 lsp26 div100 bol100 ite100 ukn100 eq163 hnf90 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 23ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-12 20:57:35,092 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-11-12 20:57:35,294 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