./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test11_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257a4752-d89e-424c-874e-61fcc7bde024/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257a4752-d89e-424c-874e-61fcc7bde024/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257a4752-d89e-424c-874e-61fcc7bde024/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257a4752-d89e-424c-874e-61fcc7bde024/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test11_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257a4752-d89e-424c-874e-61fcc7bde024/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257a4752-d89e-424c-874e-61fcc7bde024/bin/uautomizer-verify-uTZkv6EMXl --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 9c492ba1908c68ae7fad42ab0faa06b28fe0f7f3fdd04d2f1af5f4f1b8416a55 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:11:01,677 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:11:01,744 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257a4752-d89e-424c-874e-61fcc7bde024/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-12 02:11:01,750 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:11:01,751 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:11:01,776 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:11:01,777 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:11:01,778 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:11:01,779 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:11:01,780 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:11:01,781 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:11:01,782 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-12 02:11:01,782 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-12 02:11:01,783 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-12 02:11:01,784 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-12 02:11:01,784 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-12 02:11:01,785 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-12 02:11:01,786 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:11:01,786 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-12 02:11:01,787 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:11:01,788 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:11:01,789 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:11:01,789 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:11:01,790 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-12 02:11:01,790 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-12 02:11:01,791 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-12 02:11:01,791 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:11:01,792 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:11:01,792 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:11:01,793 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-12 02:11:01,793 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:11:01,794 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:11:01,794 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:11:01,795 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:11:01,795 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:11:01,796 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-12 02:11:01,796 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_257a4752-d89e-424c-874e-61fcc7bde024/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257a4752-d89e-424c-874e-61fcc7bde024/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c492ba1908c68ae7fad42ab0faa06b28fe0f7f3fdd04d2f1af5f4f1b8416a55 [2023-11-12 02:11:02,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:11:02,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:11:02,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:11:02,125 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:11:02,126 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:11:02,127 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257a4752-d89e-424c-874e-61fcc7bde024/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/ldv-memsafety/memleaks_test11_2.i [2023-11-12 02:11:05,198 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:11:05,479 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:11:05,481 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257a4752-d89e-424c-874e-61fcc7bde024/sv-benchmarks/c/ldv-memsafety/memleaks_test11_2.i [2023-11-12 02:11:05,511 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257a4752-d89e-424c-874e-61fcc7bde024/bin/uautomizer-verify-uTZkv6EMXl/data/c654a6ef5/d8ab7349077e46c0886927ded55fc2b5/FLAG1dd223055 [2023-11-12 02:11:05,532 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257a4752-d89e-424c-874e-61fcc7bde024/bin/uautomizer-verify-uTZkv6EMXl/data/c654a6ef5/d8ab7349077e46c0886927ded55fc2b5 [2023-11-12 02:11:05,539 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:11:05,541 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:11:05,544 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:11:05,545 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:11:05,550 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:11:05,551 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:11:05" (1/1) ... [2023-11-12 02:11:05,552 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74cff291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:05, skipping insertion in model container [2023-11-12 02:11:05,552 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:11:05" (1/1) ... [2023-11-12 02:11:05,613 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:11:06,214 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:11:06,243 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:11:06,312 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:11:06,352 WARN L672 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:11:06,361 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:11:06,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:06 WrapperNode [2023-11-12 02:11:06,361 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:11:06,363 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:11:06,363 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:11:06,363 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:11:06,371 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:06" (1/1) ... [2023-11-12 02:11:06,403 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:06" (1/1) ... [2023-11-12 02:11:06,431 INFO L138 Inliner]: procedures = 168, calls = 87, calls flagged for inlining = 37, calls inlined = 15, statements flattened = 128 [2023-11-12 02:11:06,432 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:11:06,433 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:11:06,433 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:11:06,433 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:11:06,444 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:06" (1/1) ... [2023-11-12 02:11:06,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:06" (1/1) ... [2023-11-12 02:11:06,448 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:06" (1/1) ... [2023-11-12 02:11:06,449 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:06" (1/1) ... [2023-11-12 02:11:06,460 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:06" (1/1) ... [2023-11-12 02:11:06,470 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:06" (1/1) ... [2023-11-12 02:11:06,472 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:06" (1/1) ... [2023-11-12 02:11:06,474 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:06" (1/1) ... [2023-11-12 02:11:06,477 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:11:06,478 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:11:06,478 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:11:06,479 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:11:06,479 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:06" (1/1) ... [2023-11-12 02:11:06,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:06,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257a4752-d89e-424c-874e-61fcc7bde024/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:06,543 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257a4752-d89e-424c-874e-61fcc7bde024/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:06,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257a4752-d89e-424c-874e-61fcc7bde024/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-12 02:11:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:11:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:11:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:11:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:11:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:11:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 02:11:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:11:06,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:11:06,804 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:11:06,806 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:11:07,139 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:11:07,146 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:11:07,146 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 02:11:07,152 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:11:07 BoogieIcfgContainer [2023-11-12 02:11:07,153 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:11:07,154 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-12 02:11:07,154 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-12 02:11:07,159 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-12 02:11:07,160 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:11:07,160 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.11 02:11:05" (1/3) ... [2023-11-12 02:11:07,161 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1627ea4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:11:07, skipping insertion in model container [2023-11-12 02:11:07,161 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:11:07,161 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:06" (2/3) ... [2023-11-12 02:11:07,162 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1627ea4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:11:07, skipping insertion in model container [2023-11-12 02:11:07,162 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:11:07,162 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:11:07" (3/3) ... [2023-11-12 02:11:07,164 INFO L332 chiAutomizerObserver]: Analyzing ICFG memleaks_test11_2.i [2023-11-12 02:11:07,220 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-12 02:11:07,220 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-12 02:11:07,221 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-12 02:11:07,221 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-12 02:11:07,221 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-12 02:11:07,221 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-12 02:11:07,221 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-12 02:11:07,222 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-12 02:11:07,227 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 30 states, 29 states have (on average 1.3103448275862069) internal successors, (38), 29 states have internal predecessors, (38), 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) [2023-11-12 02:11:07,249 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-12 02:11:07,250 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-12 02:11:07,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.11 02:11:07 BoogieIcfgContainer [2023-11-12 02:11:07,255 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-12 02:11:07,256 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:11:07,256 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:11:07,256 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:11:07,257 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:11:07" (3/4) ... [2023-11-12 02:11:07,259 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 02:11:07,260 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:11:07,262 INFO L158 Benchmark]: Toolchain (without parser) took 1720.11ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 88.7MB in the beginning and 131.9MB in the end (delta: -43.1MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2023-11-12 02:11:07,263 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 134.2MB. Free memory was 110.3MB in the beginning and 110.1MB in the end (delta: 177.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:11:07,264 INFO L158 Benchmark]: CACSL2BoogieTranslator took 818.23ms. Allocated memory is still 134.2MB. Free memory was 88.4MB in the beginning and 65.9MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-12 02:11:07,265 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.18ms. Allocated memory is still 134.2MB. Free memory was 65.9MB in the beginning and 63.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:11:07,265 INFO L158 Benchmark]: Boogie Preprocessor took 45.00ms. Allocated memory is still 134.2MB. Free memory was 63.2MB in the beginning and 61.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:11:07,266 INFO L158 Benchmark]: RCFGBuilder took 674.63ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 61.5MB in the beginning and 138.2MB in the end (delta: -76.7MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2023-11-12 02:11:07,267 INFO L158 Benchmark]: BuchiAutomizer took 101.36ms. Allocated memory is still 180.4MB. Free memory was 138.2MB in the beginning and 132.9MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 02:11:07,268 INFO L158 Benchmark]: Witness Printer took 4.37ms. Allocated memory is still 180.4MB. Free memory was 132.9MB in the beginning and 131.9MB in the end (delta: 991.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:11:07,272 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73ms. Allocated memory is still 134.2MB. Free memory was 110.3MB in the beginning and 110.1MB in the end (delta: 177.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 818.23ms. Allocated memory is still 134.2MB. Free memory was 88.4MB in the beginning and 65.9MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.18ms. Allocated memory is still 134.2MB. Free memory was 65.9MB in the beginning and 63.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.00ms. Allocated memory is still 134.2MB. Free memory was 63.2MB in the beginning and 61.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 674.63ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 61.5MB in the beginning and 138.2MB in the end (delta: -76.7MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 101.36ms. Allocated memory is still 180.4MB. Free memory was 138.2MB in the beginning and 132.9MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Witness Printer took 4.37ms. Allocated memory is still 180.4MB. Free memory was 132.9MB in the beginning and 131.9MB in the end (delta: 991.1kB). 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! [2023-11-12 02:11:07,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257a4752-d89e-424c-874e-61fcc7bde024/bin/uautomizer-verify-uTZkv6EMXl/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