./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-regression/test10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 30e01a73 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_bd7cc977-737d-4c4c-87fe-62570dc5a398/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7cc977-737d-4c4c-87fe-62570dc5a398/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7cc977-737d-4c4c-87fe-62570dc5a398/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7cc977-737d-4c4c-87fe-62570dc5a398/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-regression/test10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7cc977-737d-4c4c-87fe-62570dc5a398/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7cc977-737d-4c4c-87fe-62570dc5a398/bin/uautomizer-verify-zZY32mL2XJ --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 72afb7e2fef67e92af6cd96223794441a1933610ae2e28bcd8b3509d9f7d2eed --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:32:51,334 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:32:51,408 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7cc977-737d-4c4c-87fe-62570dc5a398/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-23 21:32:51,414 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:32:51,415 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:32:51,454 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:32:51,458 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:32:51,459 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:32:51,460 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 21:32:51,465 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 21:32:51,466 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 21:32:51,467 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 21:32:51,467 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 21:32:51,470 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-23 21:32:51,470 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-23 21:32:51,471 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-23 21:32:51,471 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-23 21:32:51,472 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-23 21:32:51,472 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-23 21:32:51,473 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:32:51,473 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-23 21:32:51,474 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:32:51,474 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:32:51,475 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:32:51,475 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:32:51,476 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-23 21:32:51,476 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-23 21:32:51,477 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-23 21:32:51,477 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 21:32:51,478 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:32:51,479 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:32:51,480 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-23 21:32:51,480 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:32:51,480 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:32:51,481 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:32:51,481 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:32:51,481 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 21:32:51,482 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-23 21:32:51,483 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_bd7cc977-737d-4c4c-87fe-62570dc5a398/bin/uautomizer-verify-zZY32mL2XJ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7cc977-737d-4c4c-87fe-62570dc5a398/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72afb7e2fef67e92af6cd96223794441a1933610ae2e28bcd8b3509d9f7d2eed [2023-11-23 21:32:51,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:32:51,838 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:32:51,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:32:51,843 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:32:51,843 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:32:51,845 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7cc977-737d-4c4c-87fe-62570dc5a398/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/ldv-regression/test10.c [2023-11-23 21:32:55,050 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:32:55,329 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:32:55,332 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7cc977-737d-4c4c-87fe-62570dc5a398/sv-benchmarks/c/ldv-regression/test10.c [2023-11-23 21:32:55,341 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7cc977-737d-4c4c-87fe-62570dc5a398/bin/uautomizer-verify-zZY32mL2XJ/data/b285925d0/46f441f13ffa4b0c89e415539a1f4098/FLAG1fb2bc4dc [2023-11-23 21:32:55,364 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7cc977-737d-4c4c-87fe-62570dc5a398/bin/uautomizer-verify-zZY32mL2XJ/data/b285925d0/46f441f13ffa4b0c89e415539a1f4098 [2023-11-23 21:32:55,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:32:55,369 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:32:55,371 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:32:55,371 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:32:55,377 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:32:55,378 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:32:55" (1/1) ... [2023-11-23 21:32:55,379 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b8ef88e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:55, skipping insertion in model container [2023-11-23 21:32:55,380 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:32:55" (1/1) ... [2023-11-23 21:32:55,405 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:32:55,601 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:32:55,615 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:32:55,635 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:32:55,652 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:32:55,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:55 WrapperNode [2023-11-23 21:32:55,652 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:32:55,654 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:32:55,654 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:32:55,654 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:32:55,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:55" (1/1) ... [2023-11-23 21:32:55,670 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:55" (1/1) ... [2023-11-23 21:32:55,694 INFO L138 Inliner]: procedures = 16, calls = 34, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 78 [2023-11-23 21:32:55,695 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:32:55,695 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:32:55,696 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:32:55,696 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:32:55,707 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:55" (1/1) ... [2023-11-23 21:32:55,708 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:55" (1/1) ... [2023-11-23 21:32:55,714 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:55" (1/1) ... [2023-11-23 21:32:55,730 INFO L189 HeapSplitter]: Split 23 memory accesses to 3 slices as follows [2, 13, 8] [2023-11-23 21:32:55,730 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:55" (1/1) ... [2023-11-23 21:32:55,730 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:55" (1/1) ... [2023-11-23 21:32:55,743 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:55" (1/1) ... [2023-11-23 21:32:55,745 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:55" (1/1) ... [2023-11-23 21:32:55,747 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:55" (1/1) ... [2023-11-23 21:32:55,748 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:55" (1/1) ... [2023-11-23 21:32:55,752 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:32:55,753 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:32:55,753 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:32:55,753 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:32:55,754 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:55" (1/1) ... [2023-11-23 21:32:55,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:32:55,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7cc977-737d-4c4c-87fe-62570dc5a398/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:32:55,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7cc977-737d-4c4c-87fe-62570dc5a398/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:32:55,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7cc977-737d-4c4c-87fe-62570dc5a398/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-23 21:32:55,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-23 21:32:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-23 21:32:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-23 21:32:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-23 21:32:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-23 21:32:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-23 21:32:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:32:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-23 21:32:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-23 21:32:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-23 21:32:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-23 21:32:55,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-23 21:32:55,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-23 21:32:55,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-23 21:32:55,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-23 21:32:55,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-23 21:32:55,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:32:55,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:32:55,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-23 21:32:55,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-23 21:32:55,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-23 21:32:55,947 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:32:55,950 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:32:56,181 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:32:56,190 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:32:56,190 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 21:32:56,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:56 BoogieIcfgContainer [2023-11-23 21:32:56,192 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:32:56,193 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-23 21:32:56,193 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-23 21:32:56,198 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-23 21:32:56,199 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-23 21:32:56,199 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 09:32:55" (1/3) ... [2023-11-23 21:32:56,200 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@71b46f44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 09:32:56, skipping insertion in model container [2023-11-23 21:32:56,200 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-23 21:32:56,200 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:55" (2/3) ... [2023-11-23 21:32:56,201 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@71b46f44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 09:32:56, skipping insertion in model container [2023-11-23 21:32:56,201 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-23 21:32:56,201 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:56" (3/3) ... [2023-11-23 21:32:56,202 INFO L332 chiAutomizerObserver]: Analyzing ICFG test10.c [2023-11-23 21:32:56,263 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-23 21:32:56,263 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-23 21:32:56,263 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-23 21:32:56,264 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-23 21:32:56,264 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-23 21:32:56,264 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-23 21:32:56,264 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-23 21:32:56,264 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-23 21:32:56,269 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) [2023-11-23 21:32:56,293 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-23 21:32:56,294 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-23 21:32:56,300 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 09:32:56 BoogieIcfgContainer [2023-11-23 21:32:56,300 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-23 21:32:56,301 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:32:56,301 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:32:56,301 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:32:56,302 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:56" (3/4) ... [2023-11-23 21:32:56,304 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:32:56,305 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:32:56,307 INFO L158 Benchmark]: Toolchain (without parser) took 938.10ms. Allocated memory is still 146.8MB. Free memory was 115.1MB in the beginning and 80.3MB in the end (delta: 34.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-23 21:32:56,308 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 121.6MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:32:56,309 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.80ms. Allocated memory is still 146.8MB. Free memory was 115.1MB in the beginning and 104.2MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 21:32:56,309 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.18ms. Allocated memory is still 146.8MB. Free memory was 104.2MB in the beginning and 102.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:32:56,310 INFO L158 Benchmark]: Boogie Preprocessor took 56.51ms. Allocated memory is still 146.8MB. Free memory was 102.7MB in the beginning and 100.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:32:56,311 INFO L158 Benchmark]: RCFGBuilder took 439.57ms. Allocated memory is still 146.8MB. Free memory was 100.6MB in the beginning and 85.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:32:56,312 INFO L158 Benchmark]: BuchiAutomizer took 107.06ms. Allocated memory is still 146.8MB. Free memory was 85.9MB in the beginning and 80.9MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:32:56,313 INFO L158 Benchmark]: Witness Printer took 4.44ms. Allocated memory is still 146.8MB. Free memory was 80.9MB in the beginning and 80.3MB in the end (delta: 650.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:32:56,316 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 121.6MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 281.80ms. Allocated memory is still 146.8MB. Free memory was 115.1MB in the beginning and 104.2MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.18ms. Allocated memory is still 146.8MB. Free memory was 104.2MB in the beginning and 102.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.51ms. Allocated memory is still 146.8MB. Free memory was 102.7MB in the beginning and 100.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 439.57ms. Allocated memory is still 146.8MB. Free memory was 100.6MB in the beginning and 85.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 107.06ms. Allocated memory is still 146.8MB. Free memory was 85.9MB in the beginning and 80.9MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Witness Printer took 4.44ms. Allocated memory is still 146.8MB. Free memory was 80.9MB in the beginning and 80.3MB in the end (delta: 650.1kB). Peak memory consumption was 2.1MB. 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! [2023-11-23 21:32:56,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7cc977-737d-4c4c-87fe-62570dc5a398/bin/uautomizer-verify-zZY32mL2XJ/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