./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-regression/mutex_lock_int.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d725957-192c-4870-b1a7-8e751ec62a17/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d725957-192c-4870-b1a7-8e751ec62a17/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d725957-192c-4870-b1a7-8e751ec62a17/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d725957-192c-4870-b1a7-8e751ec62a17/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-regression/mutex_lock_int.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d725957-192c-4870-b1a7-8e751ec62a17/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d725957-192c-4870-b1a7-8e751ec62a17/bin/uautomizer-verify-4GaUIPS5ZU --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 8b169d38538f0c8a0181bbf45a50b1cbddb80f9f42a6ac6255edc1f7c35c3dfd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 21:59:34,335 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 21:59:34,442 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d725957-192c-4870-b1a7-8e751ec62a17/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-10-31 21:59:34,451 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 21:59:34,451 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 21:59:34,498 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 21:59:34,499 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 21:59:34,499 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 21:59:34,500 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 21:59:34,501 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 21:59:34,502 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 21:59:34,503 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 21:59:34,504 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 21:59:34,504 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-31 21:59:34,505 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-31 21:59:34,505 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-31 21:59:34,505 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-31 21:59:34,506 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-31 21:59:34,506 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-31 21:59:34,506 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 21:59:34,507 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-31 21:59:34,511 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 21:59:34,511 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 21:59:34,512 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 21:59:34,512 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 21:59:34,512 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-31 21:59:34,534 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-31 21:59:34,535 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-31 21:59:34,535 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 21:59:34,535 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 21:59:34,535 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 21:59:34,536 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 21:59:34,536 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-31 21:59:34,536 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 21:59:34,536 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 21:59:34,537 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 21:59:34,537 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 21:59:34,537 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 21:59:34,538 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-31 21:59:34,538 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d725957-192c-4870-b1a7-8e751ec62a17/bin/uautomizer-verify-4GaUIPS5ZU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d725957-192c-4870-b1a7-8e751ec62a17/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b169d38538f0c8a0181bbf45a50b1cbddb80f9f42a6ac6255edc1f7c35c3dfd [2024-10-31 21:59:34,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 21:59:34,928 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 21:59:34,930 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 21:59:34,932 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 21:59:34,933 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 21:59:34,935 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d725957-192c-4870-b1a7-8e751ec62a17/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/ldv-regression/mutex_lock_int.i Unable to find full path for "g++" [2024-10-31 21:59:37,068 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 21:59:37,262 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 21:59:37,262 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d725957-192c-4870-b1a7-8e751ec62a17/sv-benchmarks/c/ldv-regression/mutex_lock_int.i [2024-10-31 21:59:37,272 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d725957-192c-4870-b1a7-8e751ec62a17/bin/uautomizer-verify-4GaUIPS5ZU/data/592d48da0/fdc3b27d26c34676a2dca0ac8fe29b54/FLAGb38de82de [2024-10-31 21:59:37,655 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d725957-192c-4870-b1a7-8e751ec62a17/bin/uautomizer-verify-4GaUIPS5ZU/data/592d48da0/fdc3b27d26c34676a2dca0ac8fe29b54 [2024-10-31 21:59:37,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 21:59:37,666 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 21:59:37,668 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 21:59:37,668 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 21:59:37,676 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 21:59:37,679 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:59:37" (1/1) ... [2024-10-31 21:59:37,680 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5231ec6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:37, skipping insertion in model container [2024-10-31 21:59:37,681 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:59:37" (1/1) ... [2024-10-31 21:59:37,713 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 21:59:37,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:59:37,948 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 21:59:37,960 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:59:37,979 INFO L204 MainTranslator]: Completed translation [2024-10-31 21:59:37,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:37 WrapperNode [2024-10-31 21:59:37,980 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 21:59:37,981 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 21:59:37,981 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 21:59:37,981 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 21:59:37,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:37" (1/1) ... [2024-10-31 21:59:37,995 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:37" (1/1) ... [2024-10-31 21:59:38,012 INFO L138 Inliner]: procedures = 15, calls = 19, calls flagged for inlining = 7, calls inlined = 8, statements flattened = 37 [2024-10-31 21:59:38,013 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 21:59:38,013 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 21:59:38,014 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 21:59:38,014 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 21:59:38,028 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:37" (1/1) ... [2024-10-31 21:59:38,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:37" (1/1) ... [2024-10-31 21:59:38,030 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:37" (1/1) ... [2024-10-31 21:59:38,047 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]. [2024-10-31 21:59:38,047 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:37" (1/1) ... [2024-10-31 21:59:38,048 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:37" (1/1) ... [2024-10-31 21:59:38,052 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:37" (1/1) ... [2024-10-31 21:59:38,054 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:37" (1/1) ... [2024-10-31 21:59:38,055 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:37" (1/1) ... [2024-10-31 21:59:38,056 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:37" (1/1) ... [2024-10-31 21:59:38,058 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 21:59:38,059 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 21:59:38,059 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 21:59:38,060 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 21:59:38,061 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:37" (1/1) ... [2024-10-31 21:59:38,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:38,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d725957-192c-4870-b1a7-8e751ec62a17/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:38,097 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d725957-192c-4870-b1a7-8e751ec62a17/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:38,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d725957-192c-4870-b1a7-8e751ec62a17/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-31 21:59:38,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 21:59:38,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 21:59:38,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 21:59:38,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 21:59:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 21:59:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 21:59:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 21:59:38,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 21:59:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 21:59:38,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 21:59:38,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 21:59:38,239 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 21:59:38,241 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 21:59:38,408 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-10-31 21:59:38,408 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 21:59:38,425 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 21:59:38,428 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-31 21:59:38,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:59:38 BoogieIcfgContainer [2024-10-31 21:59:38,429 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 21:59:38,430 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-31 21:59:38,431 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-31 21:59:38,435 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-31 21:59:38,436 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 21:59:38,437 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.10 09:59:37" (1/3) ... [2024-10-31 21:59:38,440 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@15af0a6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 09:59:38, skipping insertion in model container [2024-10-31 21:59:38,440 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 21:59:38,441 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:37" (2/3) ... [2024-10-31 21:59:38,441 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@15af0a6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 09:59:38, skipping insertion in model container [2024-10-31 21:59:38,442 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 21:59:38,442 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:59:38" (3/3) ... [2024-10-31 21:59:38,444 INFO L332 chiAutomizerObserver]: Analyzing ICFG mutex_lock_int.i [2024-10-31 21:59:38,523 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-31 21:59:38,524 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-31 21:59:38,526 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-31 21:59:38,526 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-31 21:59:38,527 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-31 21:59:38,527 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-31 21:59:38,527 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-31 21:59:38,527 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-31 21:59:38,532 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) [2024-10-31 21:59:38,553 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-31 21:59:38,554 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-31 21:59:38,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 31.10 09:59:38 BoogieIcfgContainer [2024-10-31 21:59:38,563 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-31 21:59:38,564 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 21:59:38,564 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 21:59:38,564 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 21:59:38,565 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:59:38" (3/4) ... [2024-10-31 21:59:38,569 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 21:59:38,570 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 21:59:38,572 INFO L158 Benchmark]: Toolchain (without parser) took 911.61ms. Allocated memory is still 138.4MB. Free memory was 96.3MB in the beginning and 63.9MB in the end (delta: 32.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-10-31 21:59:38,573 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 138.4MB. Free memory is still 104.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 21:59:38,574 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.07ms. Allocated memory is still 138.4MB. Free memory was 95.9MB in the beginning and 84.3MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-31 21:59:38,576 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.99ms. Allocated memory is still 138.4MB. Free memory was 84.3MB in the beginning and 82.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 21:59:38,577 INFO L158 Benchmark]: Boogie Preprocessor took 45.08ms. Allocated memory is still 138.4MB. Free memory was 82.7MB in the beginning and 80.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 21:59:38,577 INFO L158 Benchmark]: RCFGBuilder took 369.52ms. Allocated memory is still 138.4MB. Free memory was 80.7MB in the beginning and 70.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-31 21:59:38,579 INFO L158 Benchmark]: BuchiAutomizer took 132.33ms. Allocated memory is still 138.4MB. Free memory was 69.7MB in the beginning and 64.4MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-31 21:59:38,580 INFO L158 Benchmark]: Witness Printer took 6.85ms. Allocated memory is still 138.4MB. Free memory was 64.4MB in the beginning and 63.9MB in the end (delta: 486.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 21:59:38,584 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 138.4MB. Free memory is still 104.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.07ms. Allocated memory is still 138.4MB. Free memory was 95.9MB in the beginning and 84.3MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.99ms. Allocated memory is still 138.4MB. Free memory was 84.3MB in the beginning and 82.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.08ms. Allocated memory is still 138.4MB. Free memory was 82.7MB in the beginning and 80.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 369.52ms. Allocated memory is still 138.4MB. Free memory was 80.7MB in the beginning and 70.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 132.33ms. Allocated memory is still 138.4MB. Free memory was 69.7MB in the beginning and 64.4MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Witness Printer took 6.85ms. Allocated memory is still 138.4MB. Free memory was 64.4MB in the beginning and 63.9MB in the end (delta: 486.9kB). 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! [2024-10-31 21:59:38,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d725957-192c-4870-b1a7-8e751ec62a17/bin/uautomizer-verify-4GaUIPS5ZU/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