./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/SyntaxSupportPointer01-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/SyntaxSupportPointer01-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB --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 53351ad8d14b05f9298a51fd20f91cb69ef0c97dbbbbdee54b66394b517fd726 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:15:02,972 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:15:03,037 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-28 05:15:03,042 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:15:03,042 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:15:03,066 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:15:03,066 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:15:03,067 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:15:03,067 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:15:03,067 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:15:03,068 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:15:03,068 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:15:03,068 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:15:03,068 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-28 05:15:03,068 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-28 05:15:03,068 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-28 05:15:03,068 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-28 05:15:03,069 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-28 05:15:03,069 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-28 05:15:03,069 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:15:03,069 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-28 05:15:03,069 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 05:15:03,069 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:15:03,069 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-28 05:15:03,069 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-28 05:15:03,070 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-28 05:15:03,070 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 05:15:03,070 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:15:03,070 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-28 05:15:03,070 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:15:03,070 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:15:03,070 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:15:03,070 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:15:03,071 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:15:03,071 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-28 05:15:03,071 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-28 05:15:03,072 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 53351ad8d14b05f9298a51fd20f91cb69ef0c97dbbbbdee54b66394b517fd726 [2024-11-28 05:15:03,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:15:03,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:15:03,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:15:03,449 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:15:03,449 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:15:03,451 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/termination-crafted/SyntaxSupportPointer01-2.c [2024-11-28 05:15:06,576 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/data/e0b0b543e/ede5a2124a6a4f65ac82eccde0bf3a2b/FLAGb2103c51f [2024-11-28 05:15:06,850 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:15:06,851 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/sv-benchmarks/c/termination-crafted/SyntaxSupportPointer01-2.c [2024-11-28 05:15:06,861 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/data/e0b0b543e/ede5a2124a6a4f65ac82eccde0bf3a2b/FLAGb2103c51f [2024-11-28 05:15:06,888 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/data/e0b0b543e/ede5a2124a6a4f65ac82eccde0bf3a2b [2024-11-28 05:15:06,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:15:06,899 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:15:06,902 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:15:06,904 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:15:06,910 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:15:06,911 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:15:06" (1/1) ... [2024-11-28 05:15:06,912 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dbdc3c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:15:06, skipping insertion in model container [2024-11-28 05:15:06,912 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:15:06" (1/1) ... [2024-11-28 05:15:06,960 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:15:07,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:15:07,158 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:15:07,170 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:15:07,186 INFO L204 MainTranslator]: Completed translation [2024-11-28 05:15:07,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:15:07 WrapperNode [2024-11-28 05:15:07,186 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 05:15:07,188 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 05:15:07,188 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 05:15:07,188 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 05:15:07,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:15:07" (1/1) ... [2024-11-28 05:15:07,202 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:15:07" (1/1) ... [2024-11-28 05:15:07,218 INFO L138 Inliner]: procedures = 9, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2024-11-28 05:15:07,218 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 05:15:07,219 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 05:15:07,219 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 05:15:07,219 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 05:15:07,228 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:15:07" (1/1) ... [2024-11-28 05:15:07,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:15:07" (1/1) ... [2024-11-28 05:15:07,230 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:15:07" (1/1) ... [2024-11-28 05:15:07,241 INFO L175 MemorySlicer]: Split 4 memory accesses to 1 slices as follows [4]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 2 writes are split as follows [2]. [2024-11-28 05:15:07,241 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:15:07" (1/1) ... [2024-11-28 05:15:07,242 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:15:07" (1/1) ... [2024-11-28 05:15:07,245 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:15:07" (1/1) ... [2024-11-28 05:15:07,246 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:15:07" (1/1) ... [2024-11-28 05:15:07,249 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:15:07" (1/1) ... [2024-11-28 05:15:07,249 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:15:07" (1/1) ... [2024-11-28 05:15:07,250 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:15:07" (1/1) ... [2024-11-28 05:15:07,251 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 05:15:07,252 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 05:15:07,253 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 05:15:07,253 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 05:15:07,254 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:15:07" (1/1) ... [2024-11-28 05:15:07,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:07,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:07,293 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:07,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-28 05:15:07,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 05:15:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 05:15:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 05:15:07,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 05:15:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 05:15:07,411 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 05:15:07,415 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 05:15:07,528 INFO L? ?]: Removed 2 outVars from TransFormulas that were not future-live. [2024-11-28 05:15:07,528 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 05:15:07,539 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 05:15:07,539 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 05:15:07,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:15:07 BoogieIcfgContainer [2024-11-28 05:15:07,539 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 05:15:07,540 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-28 05:15:07,540 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-28 05:15:07,553 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-28 05:15:07,554 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 05:15:07,554 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 05:15:06" (1/3) ... [2024-11-28 05:15:07,556 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@755b37bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 05:15:07, skipping insertion in model container [2024-11-28 05:15:07,556 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 05:15:07,556 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:15:07" (2/3) ... [2024-11-28 05:15:07,557 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@755b37bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 05:15:07, skipping insertion in model container [2024-11-28 05:15:07,557 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 05:15:07,557 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:15:07" (3/3) ... [2024-11-28 05:15:07,559 INFO L363 chiAutomizerObserver]: Analyzing ICFG SyntaxSupportPointer01-2.c [2024-11-28 05:15:07,637 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-28 05:15:07,638 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-28 05:15:07,639 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-28 05:15:07,639 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-28 05:15:07,639 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-28 05:15:07,639 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-28 05:15:07,639 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-28 05:15:07,639 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-28 05:15:07,647 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) [2024-11-28 05:15:07,671 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-28 05:15:07,672 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:15:07,672 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:15:07,677 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-28 05:15:07,678 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-28 05:15:07,678 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-28 05:15:07,678 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) [2024-11-28 05:15:07,679 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-28 05:15:07,679 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:15:07,679 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:15:07,680 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-28 05:15:07,680 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-28 05:15:07,688 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc0#1.base, main_#t~malloc0#1.offset, main_#t~nondet1#1, main_#t~mem2#1, main_#t~mem3#1, main_#t~post4#1, main_~p~0#1.base, main_~p~0#1.offset;call main_#t~malloc0#1.base, main_#t~malloc0#1.offset := #Ultimate.allocOnHeap(4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~malloc0#1.base, main_#t~malloc0#1.offset;havoc main_#t~malloc0#1.base, main_#t~malloc0#1.offset;havoc main_#t~nondet1#1;call write~int#0(main_#t~nondet1#1, main_~p~0#1.base, main_~p~0#1.offset, 4);havoc main_#t~nondet1#1;" [2024-11-28 05:15:07,689 INFO L749 eck$LassoCheckResult]: Loop: "call main_#t~mem2#1 := read~int#0(main_~p~0#1.base, main_~p~0#1.offset, 4);" "assume main_#t~mem2#1 >= 0;havoc main_#t~mem2#1;" "call main_#t~mem3#1 := read~int#0(main_~p~0#1.base, main_~p~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int#0(main_#t~post4#1 - 1, main_~p~0#1.base, main_~p~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1;" [2024-11-28 05:15:07,695 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:15:07,696 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-28 05:15:07,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:15:07,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119979755] [2024-11-28 05:15:07,706 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:15:07,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:15:07,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:15:07,814 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:15:07,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:15:07,867 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:15:07,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:15:07,870 INFO L85 PathProgramCache]: Analyzing trace with hash 35849, now seen corresponding path program 1 times [2024-11-28 05:15:07,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:15:07,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690205851] [2024-11-28 05:15:07,870 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:15:07,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:15:07,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:15:07,884 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:15:07,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:15:07,894 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:15:07,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:15:07,895 INFO L85 PathProgramCache]: Analyzing trace with hash 28694791, now seen corresponding path program 1 times [2024-11-28 05:15:07,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:15:07,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977536633] [2024-11-28 05:15:07,896 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:15:07,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:15:07,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:15:07,934 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:15:07,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:15:07,969 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:15:08,370 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 05:15:08,371 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 05:15:08,371 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 05:15:08,371 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 05:15:08,372 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 05:15:08,372 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:08,372 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 05:15:08,372 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 05:15:08,373 INFO L132 ssoRankerPreferences]: Filename of dumped script: SyntaxSupportPointer01-2.c_Iteration1_Lasso [2024-11-28 05:15:08,373 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 05:15:08,373 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 05:15:08,395 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:15:08,406 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:15:08,411 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:15:08,415 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:15:08,419 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:15:08,590 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:15:08,594 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:15:08,598 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:15:08,887 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 05:15:08,891 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 05:15:08,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:08,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:08,898 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:08,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-28 05:15:08,901 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 [2024-11-28 05:15:08,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:08,919 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:15:08,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:08,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:08,920 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:08,925 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:15:08,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:15:08,929 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:15:08,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-28 05:15:08,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:08,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:08,944 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:08,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-28 05:15:08,951 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 [2024-11-28 05:15:08,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:08,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:15:08,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:08,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:08,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:08,969 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:15:08,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:15:08,971 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:15:08,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-28 05:15:08,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:08,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:08,985 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:08,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-28 05:15:08,989 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 [2024-11-28 05:15:09,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:09,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:15:09,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:09,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:09,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:09,006 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:15:09,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:15:09,008 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:15:09,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-28 05:15:09,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:09,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:09,021 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:09,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-28 05:15:09,026 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 [2024-11-28 05:15:09,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:09,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:15:09,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:09,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:09,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:09,043 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:15:09,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:15:09,045 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:15:09,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-28 05:15:09,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:09,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:09,060 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:09,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-28 05:15:09,066 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 [2024-11-28 05:15:09,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:09,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:09,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:09,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:09,089 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:15:09,090 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:15:09,097 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:15:09,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-28 05:15:09,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:09,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:09,110 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:09,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-28 05:15:09,116 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 [2024-11-28 05:15:09,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:09,132 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-11-28 05:15:09,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:09,132 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:09,139 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-28 05:15:09,140 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:15:09,152 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:15:09,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-28 05:15:09,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:09,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:09,166 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:09,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-28 05:15:09,171 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 [2024-11-28 05:15:09,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:09,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:09,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:09,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:09,194 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:15:09,194 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:15:09,201 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:15:09,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-28 05:15:09,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:09,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:09,215 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:09,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-28 05:15:09,221 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 [2024-11-28 05:15:09,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:15:09,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:15:09,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:15:09,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:15:09,255 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:15:09,256 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:15:09,273 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 05:15:09,293 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-11-28 05:15:09,296 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 4 variables to zero. [2024-11-28 05:15:09,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:15:09,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:15:09,304 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:15:09,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-28 05:15:09,307 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 05:15:09,327 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 05:15:09,328 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 05:15:09,328 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~p~0#1.base) 0)_1) = 2*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~p~0#1.base) 0)_1 + 1 Supporting invariants [] [2024-11-28 05:15:09,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-28 05:15:09,351 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2024-11-28 05:15:09,362 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-28 05:15:09,363 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-28 05:15:09,363 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~p~0!base,]]] [2024-11-28 05:15:09,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:15:09,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:15:09,419 INFO L256 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 05:15:09,420 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:15:09,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:15:09,437 INFO L256 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 05:15:09,438 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:15:09,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:15:09,549 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-28 05:15:09,551 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 4 states, 4 states have (on average 1.25) internal successors, (5), 4 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) [2024-11-28 05:15:09,668 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 4 states, 4 states have (on average 1.25) internal successors, (5), 4 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) Result 18 states and 20 transitions. Complement of second has 10 states. [2024-11-28 05:15:09,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-28 05:15:09,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 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) [2024-11-28 05:15:09,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 11 transitions. [2024-11-28 05:15:09,690 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 2 letters. Loop has 3 letters. [2024-11-28 05:15:09,690 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:15:09,690 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 5 letters. Loop has 3 letters. [2024-11-28 05:15:09,690 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:15:09,691 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 2 letters. Loop has 6 letters. [2024-11-28 05:15:09,691 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:15:09,692 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 20 transitions. [2024-11-28 05:15:09,697 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 05:15:09,699 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 0 states and 0 transitions. [2024-11-28 05:15:09,700 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-28 05:15:09,701 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-28 05:15:09,702 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-28 05:15:09,702 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 05:15:09,702 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 05:15:09,703 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 05:15:09,703 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 05:15:09,703 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-28 05:15:09,703 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-28 05:15:09,703 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 05:15:09,703 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-28 05:15:09,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 05:15:09 BoogieIcfgContainer [2024-11-28 05:15:09,714 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-28 05:15:09,716 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 05:15:09,716 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 05:15:09,717 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 05:15:09,718 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:15:07" (3/4) ... [2024-11-28 05:15:09,721 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 05:15:09,722 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 05:15:09,723 INFO L158 Benchmark]: Toolchain (without parser) took 2823.81ms. Allocated memory is still 142.6MB. Free memory was 119.9MB in the beginning and 81.0MB in the end (delta: 38.9MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2024-11-28 05:15:09,723 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 142.6MB. Free memory is still 78.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:15:09,723 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.04ms. Allocated memory is still 142.6MB. Free memory was 119.7MB in the beginning and 109.3MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 05:15:09,724 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.41ms. Allocated memory is still 142.6MB. Free memory was 109.3MB in the beginning and 108.4MB in the end (delta: 946.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:15:09,724 INFO L158 Benchmark]: Boogie Preprocessor took 33.11ms. Allocated memory is still 142.6MB. Free memory was 108.4MB in the beginning and 107.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:15:09,725 INFO L158 Benchmark]: RCFGBuilder took 287.10ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 97.9MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 05:15:09,725 INFO L158 Benchmark]: BuchiAutomizer took 2173.59ms. Allocated memory is still 142.6MB. Free memory was 97.6MB in the beginning and 81.1MB in the end (delta: 16.6MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2024-11-28 05:15:09,727 INFO L158 Benchmark]: Witness Printer took 6.11ms. Allocated memory is still 142.6MB. Free memory was 81.1MB in the beginning and 81.0MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:15:09,730 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72ms. Allocated memory is still 142.6MB. Free memory is still 78.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.04ms. Allocated memory is still 142.6MB. Free memory was 119.7MB in the beginning and 109.3MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.41ms. Allocated memory is still 142.6MB. Free memory was 109.3MB in the beginning and 108.4MB in the end (delta: 946.7kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.11ms. Allocated memory is still 142.6MB. Free memory was 108.4MB in the beginning and 107.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 287.10ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 97.9MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 2173.59ms. Allocated memory is still 142.6MB. Free memory was 97.6MB in the beginning and 81.1MB in the end (delta: 16.6MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * Witness Printer took 6.11ms. Allocated memory is still 142.6MB. Free memory was 81.1MB in the beginning and 81.0MB in the end (delta: 21.0kB). 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[~p~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 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 7 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15 IncrementalHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 4 mSDtfsCounter, 15 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital93 mio100 ax100 hnf100 lsp100 ukn61 mio100 lsp31 div100 bol100 ite100 ukn100 eq200 hnf91 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 44ms VariablesStem: 2 VariablesLoop: 0 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 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! [2024-11-28 05:15:09,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-11-28 05:15:09,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2befe2d-9a99-407d-842d-0674a875583e/bin/uautomizer-verify-aQ6SnzHsRB/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