./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-regression/structure_assignment.i --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_688041d0-e715-482b-b4b5-7858e2e50574/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688041d0-e715-482b-b4b5-7858e2e50574/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_688041d0-e715-482b-b4b5-7858e2e50574/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688041d0-e715-482b-b4b5-7858e2e50574/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-regression/structure_assignment.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688041d0-e715-482b-b4b5-7858e2e50574/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_688041d0-e715-482b-b4b5-7858e2e50574/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 4f8bc3539aa5cc395c69791b45bb86492b18d385db9d41324b7c9625658a9e74 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 15:18:30,803 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 15:18:30,883 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688041d0-e715-482b-b4b5-7858e2e50574/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-13 15:18:30,888 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 15:18:30,889 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 15:18:30,927 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 15:18:30,929 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 15:18:30,929 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 15:18:30,930 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 15:18:30,930 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 15:18:30,930 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 15:18:30,931 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 15:18:30,931 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 15:18:30,932 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-13 15:18:30,933 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-13 15:18:30,933 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-13 15:18:30,933 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-13 15:18:30,933 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-13 15:18:30,934 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-13 15:18:30,934 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 15:18:30,934 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-13 15:18:30,934 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 15:18:30,934 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 15:18:30,934 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 15:18:30,934 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 15:18:30,935 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-13 15:18:30,935 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-13 15:18:30,935 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-13 15:18:30,935 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 15:18:30,935 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 15:18:30,935 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 15:18:30,935 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 15:18:30,935 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-13 15:18:30,935 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 15:18:30,936 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 15:18:30,936 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 15:18:30,936 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 15:18:30,936 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 15:18:30,936 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-13 15:18:30,936 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_688041d0-e715-482b-b4b5-7858e2e50574/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 -> 4f8bc3539aa5cc395c69791b45bb86492b18d385db9d41324b7c9625658a9e74 [2024-11-13 15:18:31,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 15:18:31,288 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 15:18:31,290 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 15:18:31,292 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 15:18:31,292 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 15:18:31,293 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688041d0-e715-482b-b4b5-7858e2e50574/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/ldv-regression/structure_assignment.i Unable to find full path for "g++" [2024-11-13 15:18:33,233 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 15:18:33,468 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 15:18:33,473 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688041d0-e715-482b-b4b5-7858e2e50574/sv-benchmarks/c/ldv-regression/structure_assignment.i [2024-11-13 15:18:33,480 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688041d0-e715-482b-b4b5-7858e2e50574/bin/uautomizer-verify-qhAvR1uOyd/data/c3bd0b59d/4d1d2016c4a24ef187746b45a3a703d8/FLAG63f2ea77a [2024-11-13 15:18:33,813 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688041d0-e715-482b-b4b5-7858e2e50574/bin/uautomizer-verify-qhAvR1uOyd/data/c3bd0b59d/4d1d2016c4a24ef187746b45a3a703d8 [2024-11-13 15:18:33,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 15:18:33,816 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 15:18:33,817 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 15:18:33,817 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 15:18:33,822 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 15:18:33,823 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:18:33" (1/1) ... [2024-11-13 15:18:33,823 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43e2b6ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:18:33, skipping insertion in model container [2024-11-13 15:18:33,824 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:18:33" (1/1) ... [2024-11-13 15:18:33,836 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 15:18:33,986 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:18:33,997 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 15:18:34,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:18:34,022 INFO L204 MainTranslator]: Completed translation [2024-11-13 15:18:34,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:18:34 WrapperNode [2024-11-13 15:18:34,022 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 15:18:34,023 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 15:18:34,024 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 15:18:34,024 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 15:18:34,031 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:18:34" (1/1) ... [2024-11-13 15:18:34,037 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:18:34" (1/1) ... [2024-11-13 15:18:34,053 INFO L138 Inliner]: procedures = 13, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 37 [2024-11-13 15:18:34,053 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 15:18:34,054 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 15:18:34,054 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 15:18:34,054 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 15:18:34,062 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:18:34" (1/1) ... [2024-11-13 15:18:34,063 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:18:34" (1/1) ... [2024-11-13 15:18:34,064 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:18:34" (1/1) ... [2024-11-13 15:18:34,076 INFO L175 MemorySlicer]: Split 9 memory accesses to 3 slices as follows [2, 3, 4]. 44 percent of accesses are in the largest equivalence class. The 4 initializations are split as follows [2, 0, 2]. The 2 writes are split as follows [0, 2, 0]. [2024-11-13 15:18:34,076 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:18:34" (1/1) ... [2024-11-13 15:18:34,076 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:18:34" (1/1) ... [2024-11-13 15:18:34,085 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:18:34" (1/1) ... [2024-11-13 15:18:34,087 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:18:34" (1/1) ... [2024-11-13 15:18:34,088 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:18:34" (1/1) ... [2024-11-13 15:18:34,089 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:18:34" (1/1) ... [2024-11-13 15:18:34,090 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 15:18:34,091 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 15:18:34,091 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 15:18:34,091 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 15:18:34,092 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:18:34" (1/1) ... [2024-11-13 15:18:34,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:18:34,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688041d0-e715-482b-b4b5-7858e2e50574/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:18:34,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688041d0-e715-482b-b4b5-7858e2e50574/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:18:34,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688041d0-e715-482b-b4b5-7858e2e50574/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-13 15:18:34,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 15:18:34,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 15:18:34,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-13 15:18:34,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-13 15:18:34,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 15:18:34,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-13 15:18:34,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-13 15:18:34,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-13 15:18:34,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 15:18:34,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 15:18:34,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-13 15:18:34,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-13 15:18:34,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-13 15:18:34,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 15:18:34,259 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 15:18:34,261 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 15:18:34,406 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-13 15:18:34,406 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 15:18:34,422 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 15:18:34,423 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 15:18:34,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:18:34 BoogieIcfgContainer [2024-11-13 15:18:34,424 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 15:18:34,426 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-13 15:18:34,426 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-13 15:18:34,431 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-13 15:18:34,432 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 15:18:34,432 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 03:18:33" (1/3) ... [2024-11-13 15:18:34,434 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1adbafe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 03:18:34, skipping insertion in model container [2024-11-13 15:18:34,434 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 15:18:34,434 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:18:34" (2/3) ... [2024-11-13 15:18:34,435 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1adbafe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 03:18:34, skipping insertion in model container [2024-11-13 15:18:34,436 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 15:18:34,436 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:18:34" (3/3) ... [2024-11-13 15:18:34,437 INFO L333 chiAutomizerObserver]: Analyzing ICFG structure_assignment.i [2024-11-13 15:18:34,506 INFO L299 stractBuchiCegarLoop]: Interprodecural is true [2024-11-13 15:18:34,506 INFO L300 stractBuchiCegarLoop]: Hoare is None [2024-11-13 15:18:34,506 INFO L301 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-13 15:18:34,506 INFO L302 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-13 15:18:34,506 INFO L303 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-13 15:18:34,506 INFO L304 stractBuchiCegarLoop]: Difference is false [2024-11-13 15:18:34,507 INFO L305 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-13 15:18:34,507 INFO L309 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-13 15:18:34,513 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 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) [2024-11-13 15:18:34,531 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 15:18:34,532 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-13 15:18:34,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 03:18:34 BoogieIcfgContainer [2024-11-13 15:18:34,542 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-13 15:18:34,542 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 15:18:34,543 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 15:18:34,543 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 15:18:34,548 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:18:34" (3/4) ... [2024-11-13 15:18:34,550 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 15:18:34,551 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 15:18:34,553 INFO L158 Benchmark]: Toolchain (without parser) took 736.35ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 64.7MB in the end (delta: 27.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 15:18:34,553 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 39.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:18:34,556 INFO L158 Benchmark]: CACSL2BoogieTranslator took 205.69ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 81.7MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 15:18:34,557 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.95ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:18:34,557 INFO L158 Benchmark]: Boogie Preprocessor took 36.29ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:18:34,557 INFO L158 Benchmark]: RCFGBuilder took 333.24ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 69.7MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 15:18:34,558 INFO L158 Benchmark]: BuchiAutomizer took 116.25ms. Allocated memory is still 117.4MB. Free memory was 69.7MB in the beginning and 64.7MB in the end (delta: 5.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:18:34,558 INFO L158 Benchmark]: Witness Printer took 8.63ms. Allocated memory is still 117.4MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:18:34,561 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 39.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 205.69ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 81.7MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.95ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.29ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 333.24ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 69.7MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 116.25ms. Allocated memory is still 117.4MB. Free memory was 69.7MB in the beginning and 64.7MB in the end (delta: 5.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.63ms. Allocated memory is still 117.4MB. Free memory is still 64.7MB. 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 15:18:34,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688041d0-e715-482b-b4b5-7858e2e50574/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE