./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-regression/test08.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023ebae9-8ccf-454e-a775-ff272254f381/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023ebae9-8ccf-454e-a775-ff272254f381/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023ebae9-8ccf-454e-a775-ff272254f381/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023ebae9-8ccf-454e-a775-ff272254f381/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-regression/test08.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023ebae9-8ccf-454e-a775-ff272254f381/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023ebae9-8ccf-454e-a775-ff272254f381/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 55f41c66c50792cda5d5bbe104482e2cd600942b05623220f52aeb9f6286617d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:27:30,005 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:27:30,077 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023ebae9-8ccf-454e-a775-ff272254f381/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-13 16:27:30,083 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:27:30,084 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 16:27:30,131 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:27:30,132 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 16:27:30,132 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 16:27:30,132 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 16:27:30,132 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 16:27:30,133 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:27:30,133 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:27:30,133 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 16:27:30,135 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-13 16:27:30,135 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-13 16:27:30,137 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-13 16:27:30,137 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-13 16:27:30,137 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-13 16:27:30,137 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-13 16:27:30,138 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:27:30,138 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-13 16:27:30,138 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:27:30,138 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:27:30,138 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:27:30,138 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:27:30,138 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-13 16:27:30,138 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-13 16:27:30,138 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-13 16:27:30,139 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:27:30,139 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:27:30,139 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:27:30,139 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:27:30,139 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-13 16:27:30,139 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:27:30,139 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:27:30,139 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 16:27:30,139 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:27:30,139 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 16:27:30,141 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-13 16:27:30,141 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_023ebae9-8ccf-454e-a775-ff272254f381/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55f41c66c50792cda5d5bbe104482e2cd600942b05623220f52aeb9f6286617d [2024-11-13 16:27:30,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:27:30,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:27:30,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:27:30,528 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:27:30,528 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:27:30,531 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023ebae9-8ccf-454e-a775-ff272254f381/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/ldv-regression/test08.c Unable to find full path for "g++" [2024-11-13 16:27:32,558 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:27:32,799 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:27:32,803 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023ebae9-8ccf-454e-a775-ff272254f381/sv-benchmarks/c/ldv-regression/test08.c [2024-11-13 16:27:32,812 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023ebae9-8ccf-454e-a775-ff272254f381/bin/uautomizer-verify-qhAvR1uOyd/data/cf3e7e3a0/c89213c091c048379ad27fe5da692276/FLAG2ee45de26 [2024-11-13 16:27:32,837 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023ebae9-8ccf-454e-a775-ff272254f381/bin/uautomizer-verify-qhAvR1uOyd/data/cf3e7e3a0/c89213c091c048379ad27fe5da692276 [2024-11-13 16:27:32,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:27:32,845 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:27:32,847 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:27:32,848 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:27:32,853 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:27:32,854 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:27:32" (1/1) ... [2024-11-13 16:27:32,855 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@125d69d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:32, skipping insertion in model container [2024-11-13 16:27:32,857 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:27:32" (1/1) ... [2024-11-13 16:27:32,875 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:27:33,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:27:33,060 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:27:33,074 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:27:33,090 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:27:33,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:33 WrapperNode [2024-11-13 16:27:33,090 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:27:33,091 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:27:33,092 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:27:33,092 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:27:33,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:33" (1/1) ... [2024-11-13 16:27:33,107 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:33" (1/1) ... [2024-11-13 16:27:33,135 INFO L138 Inliner]: procedures = 12, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 55 [2024-11-13 16:27:33,136 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:27:33,138 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:27:33,138 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:27:33,139 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:27:33,151 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:33" (1/1) ... [2024-11-13 16:27:33,152 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:33" (1/1) ... [2024-11-13 16:27:33,154 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:33" (1/1) ... [2024-11-13 16:27:33,177 INFO L175 MemorySlicer]: Split 13 memory accesses to 2 slices as follows [2, 11]. 85 percent of accesses are in the largest equivalence class. The 4 initializations are split as follows [2, 2]. The 4 writes are split as follows [0, 4]. [2024-11-13 16:27:33,177 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:33" (1/1) ... [2024-11-13 16:27:33,177 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:33" (1/1) ... [2024-11-13 16:27:33,184 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:33" (1/1) ... [2024-11-13 16:27:33,190 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:33" (1/1) ... [2024-11-13 16:27:33,191 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:33" (1/1) ... [2024-11-13 16:27:33,194 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:33" (1/1) ... [2024-11-13 16:27:33,196 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:27:33,201 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:27:33,201 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:27:33,201 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:27:33,202 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:33" (1/1) ... [2024-11-13 16:27:33,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:27:33,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023ebae9-8ccf-454e-a775-ff272254f381/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:27:33,248 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023ebae9-8ccf-454e-a775-ff272254f381/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:27:33,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023ebae9-8ccf-454e-a775-ff272254f381/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-13 16:27:33,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-13 16:27:33,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-13 16:27:33,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:27:33,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:27:33,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:27:33,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-13 16:27:33,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-13 16:27:33,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 16:27:33,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-13 16:27:33,394 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:27:33,396 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:27:33,529 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-13 16:27:33,529 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:27:33,542 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:27:33,543 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 16:27:33,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:27:33 BoogieIcfgContainer [2024-11-13 16:27:33,543 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:27:33,544 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-13 16:27:33,545 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-13 16:27:33,550 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-13 16:27:33,551 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 16:27:33,551 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 04:27:32" (1/3) ... [2024-11-13 16:27:33,553 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@de10b81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 04:27:33, skipping insertion in model container [2024-11-13 16:27:33,553 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 16:27:33,553 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:33" (2/3) ... [2024-11-13 16:27:33,553 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@de10b81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 04:27:33, skipping insertion in model container [2024-11-13 16:27:33,554 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 16:27:33,554 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:27:33" (3/3) ... [2024-11-13 16:27:33,555 INFO L333 chiAutomizerObserver]: Analyzing ICFG test08.c [2024-11-13 16:27:33,614 INFO L299 stractBuchiCegarLoop]: Interprodecural is true [2024-11-13 16:27:33,615 INFO L300 stractBuchiCegarLoop]: Hoare is None [2024-11-13 16:27:33,615 INFO L301 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-13 16:27:33,615 INFO L302 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-13 16:27:33,615 INFO L303 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-13 16:27:33,615 INFO L304 stractBuchiCegarLoop]: Difference is false [2024-11-13 16:27:33,615 INFO L305 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-13 16:27:33,616 INFO L309 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-13 16:27:33,621 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 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) [2024-11-13 16:27:33,636 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 16:27:33,637 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-13 16:27:33,645 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 04:27:33 BoogieIcfgContainer [2024-11-13 16:27:33,646 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-13 16:27:33,646 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:27:33,647 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:27:33,647 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:27:33,648 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:27:33" (3/4) ... [2024-11-13 16:27:33,650 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:27:33,651 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:27:33,653 INFO L158 Benchmark]: Toolchain (without parser) took 807.97ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 63.7MB in the end (delta: 28.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 16:27:33,654 INFO L158 Benchmark]: CDTParser took 0.95ms. Allocated memory is still 83.9MB. Free memory is still 41.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:27:33,655 INFO L158 Benchmark]: CACSL2BoogieTranslator took 244.07ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 81.4MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:27:33,655 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.26ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:27:33,656 INFO L158 Benchmark]: Boogie Preprocessor took 61.87ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:27:33,656 INFO L158 Benchmark]: RCFGBuilder took 342.74ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 68.7MB in the end (delta: 10.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:27:33,657 INFO L158 Benchmark]: BuchiAutomizer took 101.28ms. Allocated memory is still 117.4MB. Free memory was 68.7MB in the beginning and 64.0MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:27:33,657 INFO L158 Benchmark]: Witness Printer took 5.18ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 63.7MB in the end (delta: 362.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:27:33,660 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.95ms. Allocated memory is still 83.9MB. Free memory is still 41.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 244.07ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 81.4MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.26ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 61.87ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 342.74ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 68.7MB in the end (delta: 10.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 101.28ms. Allocated memory is still 117.4MB. Free memory was 68.7MB in the beginning and 64.0MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.18ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 63.7MB in the end (delta: 362.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition. There is no loop in your program. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.0s and 0 iterations. TraceHistogramMax:0. Analysis of lassos took 0.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. 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 [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-13 16:27:33,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023ebae9-8ccf-454e-a775-ff272254f381/bin/uautomizer-verify-qhAvR1uOyd/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