./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-regression/mutex_lock_struct.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_65475bb9-1792-4488-b58b-960700ce8727/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65475bb9-1792-4488-b58b-960700ce8727/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_65475bb9-1792-4488-b58b-960700ce8727/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65475bb9-1792-4488-b58b-960700ce8727/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-regression/mutex_lock_struct.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65475bb9-1792-4488-b58b-960700ce8727/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65475bb9-1792-4488-b58b-960700ce8727/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 32bit --witnessprinter.graph.data.programhash 608a161795639c070a2e0dd9cb77ec327f896e40581ac2ba975f6275c137af77 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:34:38,265 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:34:38,337 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65475bb9-1792-4488-b58b-960700ce8727/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-28 04:34:38,342 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:34:38,342 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:34:38,365 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:34:38,365 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:34:38,365 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:34:38,366 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:34:38,366 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:34:38,366 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:34:38,366 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:34:38,366 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:34:38,367 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-28 04:34:38,367 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-28 04:34:38,367 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-28 04:34:38,367 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-28 04:34:38,367 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-28 04:34:38,367 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-28 04:34:38,367 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:34:38,367 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-28 04:34:38,368 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:34:38,368 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:34:38,368 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:34:38,368 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:34:38,368 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-28 04:34:38,368 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-28 04:34:38,368 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-28 04:34:38,368 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 04:34:38,368 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:34:38,368 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:34:38,369 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-28 04:34:38,369 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:34:38,369 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:34:38,369 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:34:38,369 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:34:38,369 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:34:38,369 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-28 04:34:38,370 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-28 04:34:38,370 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_65475bb9-1792-4488-b58b-960700ce8727/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 608a161795639c070a2e0dd9cb77ec327f896e40581ac2ba975f6275c137af77 [2024-11-28 04:34:38,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:34:38,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:34:38,640 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:34:38,642 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:34:38,642 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:34:38,643 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65475bb9-1792-4488-b58b-960700ce8727/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-regression/mutex_lock_struct.i [2024-11-28 04:34:41,664 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65475bb9-1792-4488-b58b-960700ce8727/bin/uautomizer-verify-aQ6SnzHsRB/data/20b89efb7/ef088637a0f34852955625b8a1ea1f2b/FLAGf31911650 [2024-11-28 04:34:41,956 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:34:41,961 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65475bb9-1792-4488-b58b-960700ce8727/sv-benchmarks/c/ldv-regression/mutex_lock_struct.i [2024-11-28 04:34:41,976 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65475bb9-1792-4488-b58b-960700ce8727/bin/uautomizer-verify-aQ6SnzHsRB/data/20b89efb7/ef088637a0f34852955625b8a1ea1f2b/FLAGf31911650 [2024-11-28 04:34:41,997 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65475bb9-1792-4488-b58b-960700ce8727/bin/uautomizer-verify-aQ6SnzHsRB/data/20b89efb7/ef088637a0f34852955625b8a1ea1f2b [2024-11-28 04:34:42,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:34:42,005 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:34:42,007 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:34:42,008 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:34:42,013 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:34:42,016 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:34:41" (1/1) ... [2024-11-28 04:34:42,017 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3194c95d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:42, skipping insertion in model container [2024-11-28 04:34:42,017 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:34:41" (1/1) ... [2024-11-28 04:34:42,034 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:34:42,214 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:34:42,228 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:34:42,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:34:42,265 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:34:42,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:42 WrapperNode [2024-11-28 04:34:42,266 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:34:42,267 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:34:42,267 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:34:42,267 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:34:42,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:42" (1/1) ... [2024-11-28 04:34:42,286 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:42" (1/1) ... [2024-11-28 04:34:42,308 INFO L138 Inliner]: procedures = 15, calls = 19, calls flagged for inlining = 7, calls inlined = 8, statements flattened = 37 [2024-11-28 04:34:42,308 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:34:42,309 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:34:42,310 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:34:42,310 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:34:42,320 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:42" (1/1) ... [2024-11-28 04:34:42,321 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:42" (1/1) ... [2024-11-28 04:34:42,324 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:42" (1/1) ... [2024-11-28 04:34:42,345 INFO L175 MemorySlicer]: Split 7 memory accesses to 2 slices as follows [2, 5]. 71 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 3 writes are split as follows [0, 3]. [2024-11-28 04:34:42,346 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:42" (1/1) ... [2024-11-28 04:34:42,346 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:42" (1/1) ... [2024-11-28 04:34:42,354 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:42" (1/1) ... [2024-11-28 04:34:42,354 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:42" (1/1) ... [2024-11-28 04:34:42,360 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:42" (1/1) ... [2024-11-28 04:34:42,361 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:42" (1/1) ... [2024-11-28 04:34:42,362 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:42" (1/1) ... [2024-11-28 04:34:42,367 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:34:42,368 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:34:42,368 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:34:42,368 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:34:42,369 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:42" (1/1) ... [2024-11-28 04:34:42,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 04:34:42,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65475bb9-1792-4488-b58b-960700ce8727/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:34:42,416 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65475bb9-1792-4488-b58b-960700ce8727/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 04:34:42,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65475bb9-1792-4488-b58b-960700ce8727/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-28 04:34:42,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:34:42,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:34:42,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 04:34:42,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 04:34:42,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 04:34:42,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 04:34:42,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:34:42,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:34:42,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 04:34:42,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 04:34:42,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 04:34:42,536 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:34:42,538 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:34:42,651 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-28 04:34:42,651 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:34:42,661 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:34:42,661 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-28 04:34:42,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:34:42 BoogieIcfgContainer [2024-11-28 04:34:42,662 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:34:42,663 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-28 04:34:42,663 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-28 04:34:42,671 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-28 04:34:42,672 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 04:34:42,672 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 04:34:41" (1/3) ... [2024-11-28 04:34:42,673 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@27720b84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 04:34:42, skipping insertion in model container [2024-11-28 04:34:42,673 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 04:34:42,673 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:42" (2/3) ... [2024-11-28 04:34:42,674 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@27720b84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 04:34:42, skipping insertion in model container [2024-11-28 04:34:42,674 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 04:34:42,674 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:34:42" (3/3) ... [2024-11-28 04:34:42,675 INFO L363 chiAutomizerObserver]: Analyzing ICFG mutex_lock_struct.i [2024-11-28 04:34:42,740 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-28 04:34:42,741 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-28 04:34:42,741 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-28 04:34:42,741 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-28 04:34:42,742 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-28 04:34:42,742 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-28 04:34:42,742 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-28 04:34:42,742 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-28 04:34:42,747 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.125) internal successors, (18), 16 states have internal predecessors, (18), 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 04:34:42,767 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 04:34:42,767 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-28 04:34:42,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 04:34:42 BoogieIcfgContainer [2024-11-28 04:34:42,775 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-28 04:34:42,775 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:34:42,776 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:34:42,776 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:34:42,776 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:34:42" (3/4) ... [2024-11-28 04:34:42,779 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 04:34:42,781 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:34:42,783 INFO L158 Benchmark]: Toolchain (without parser) took 777.03ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 64.7MB in the end (delta: 27.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 04:34:42,783 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:34:42,786 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.55ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 82.1MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:34:42,786 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.38ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 80.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:34:42,787 INFO L158 Benchmark]: Boogie Preprocessor took 58.26ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 79.4MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:34:42,787 INFO L158 Benchmark]: RCFGBuilder took 293.97ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 69.6MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:34:42,787 INFO L158 Benchmark]: BuchiAutomizer took 111.57ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 64.7MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:34:42,788 INFO L158 Benchmark]: Witness Printer took 5.34ms. Allocated memory is still 117.4MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:34:42,794 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.55ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 82.1MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.38ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 80.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 58.26ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 79.4MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 293.97ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 69.6MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 111.57ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 64.7MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.34ms. 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! [2024-11-28 04:34:42,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65475bb9-1792-4488-b58b-960700ce8727/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