./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/NestedRecursion_1d.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 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_3fcad3ce-499e-480a-b029-8d245a72541a/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fcad3ce-499e-480a-b029-8d245a72541a/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fcad3ce-499e-480a-b029-8d245a72541a/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fcad3ce-499e-480a-b029-8d245a72541a/bin/utaipan-verify-YMUCfTKeje/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/NestedRecursion_1d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fcad3ce-499e-480a-b029-8d245a72541a/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fcad3ce-499e-480a-b029-8d245a72541a/bin/utaipan-verify-YMUCfTKeje --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9c9c032ca120503dfa93615a57a0bb47775014248f579f3a3fd38a4985b2298b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:02:20,024 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:02:20,092 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fcad3ce-499e-480a-b029-8d245a72541a/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2024-11-09 07:02:20,097 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:02:20,097 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:02:20,128 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:02:20,128 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:02:20,129 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:02:20,130 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:02:20,131 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:02:20,132 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:02:20,132 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:02:20,133 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:02:20,135 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 07:02:20,136 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:02:20,136 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:02:20,136 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 07:02:20,137 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 07:02:20,137 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:02:20,137 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 07:02:20,138 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 07:02:20,138 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 07:02:20,142 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 07:02:20,142 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 07:02:20,143 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:02:20,143 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 07:02:20,143 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:02:20,143 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-09 07:02:20,144 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-09 07:02:20,144 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-09 07:02:20,144 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:02:20,144 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 07:02:20,145 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:02:20,145 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 07:02:20,145 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:02:20,145 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:02:20,146 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:02:20,148 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:02:20,148 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:02:20,149 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:02:20,149 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:02:20,149 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 07:02:20,149 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 07:02:20,150 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:02:20,150 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:02:20,151 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 07:02:20,151 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_3fcad3ce-499e-480a-b029-8d245a72541a/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fcad3ce-499e-480a-b029-8d245a72541a/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c9c032ca120503dfa93615a57a0bb47775014248f579f3a3fd38a4985b2298b [2024-11-09 07:02:20,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:02:20,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:02:20,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:02:20,506 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:02:20,508 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:02:20,509 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fcad3ce-499e-480a-b029-8d245a72541a/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/termination-crafted/NestedRecursion_1d.c Unable to find full path for "g++" [2024-11-09 07:02:22,555 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:02:22,760 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:02:22,761 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fcad3ce-499e-480a-b029-8d245a72541a/sv-benchmarks/c/termination-crafted/NestedRecursion_1d.c [2024-11-09 07:02:22,769 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fcad3ce-499e-480a-b029-8d245a72541a/bin/utaipan-verify-YMUCfTKeje/data/5d2fb85ee/ca180fcad39c45f89974e0017b5c79e1/FLAG7fd1676c9 [2024-11-09 07:02:22,784 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fcad3ce-499e-480a-b029-8d245a72541a/bin/utaipan-verify-YMUCfTKeje/data/5d2fb85ee/ca180fcad39c45f89974e0017b5c79e1 [2024-11-09 07:02:22,787 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:02:22,789 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:02:22,790 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:02:22,790 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:02:22,798 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:02:22,799 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:02:22" (1/1) ... [2024-11-09 07:02:22,800 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48021368 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:22, skipping insertion in model container [2024-11-09 07:02:22,800 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:02:22" (1/1) ... [2024-11-09 07:02:22,819 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:02:22,991 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:02:22,997 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:02:23,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:02:23,025 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:02:23,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:23 WrapperNode [2024-11-09 07:02:23,026 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:02:23,027 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:02:23,027 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:02:23,028 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:02:23,036 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:23" (1/1) ... [2024-11-09 07:02:23,040 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:23" (1/1) ... [2024-11-09 07:02:23,060 INFO L138 Inliner]: procedures = 6, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 9 [2024-11-09 07:02:23,061 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:02:23,062 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:02:23,062 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:02:23,062 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:02:23,071 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:23" (1/1) ... [2024-11-09 07:02:23,071 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:23" (1/1) ... [2024-11-09 07:02:23,072 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:23" (1/1) ... [2024-11-09 07:02:23,072 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:23" (1/1) ... [2024-11-09 07:02:23,074 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:23" (1/1) ... [2024-11-09 07:02:23,076 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:23" (1/1) ... [2024-11-09 07:02:23,077 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:23" (1/1) ... [2024-11-09 07:02:23,077 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:23" (1/1) ... [2024-11-09 07:02:23,079 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:02:23,079 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:02:23,080 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:02:23,080 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:02:23,080 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:23" (1/1) ... [2024-11-09 07:02:23,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:02:23,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fcad3ce-499e-480a-b029-8d245a72541a/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:02:23,113 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fcad3ce-499e-480a-b029-8d245a72541a/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:02:23,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fcad3ce-499e-480a-b029-8d245a72541a/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:02:23,144 INFO L130 BoogieDeclarations]: Found specification of procedure rec1 [2024-11-09 07:02:23,144 INFO L138 BoogieDeclarations]: Found implementation of procedure rec1 [2024-11-09 07:02:23,145 INFO L130 BoogieDeclarations]: Found specification of procedure rec2 [2024-11-09 07:02:23,145 INFO L138 BoogieDeclarations]: Found implementation of procedure rec2 [2024-11-09 07:02:23,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:02:23,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:02:23,204 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:02:23,207 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:02:23,320 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-11-09 07:02:23,321 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:02:23,351 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:02:23,352 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 07:02:23,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:02:23 BoogieIcfgContainer [2024-11-09 07:02:23,352 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:02:23,355 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:02:23,355 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:02:23,359 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:02:23,359 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:02:22" (1/3) ... [2024-11-09 07:02:23,360 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17321420 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:02:23, skipping insertion in model container [2024-11-09 07:02:23,360 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:23" (2/3) ... [2024-11-09 07:02:23,360 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17321420 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:02:23, skipping insertion in model container [2024-11-09 07:02:23,361 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:02:23" (3/3) ... [2024-11-09 07:02:23,362 INFO L112 eAbstractionObserver]: Analyzing ICFG NestedRecursion_1d.c [2024-11-09 07:02:23,382 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:02:23,383 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2024-11-09 07:02:23,385 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17321420 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 07:02:23, skipping insertion in model container [2024-11-09 07:02:23,385 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 07:02:23,386 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 07:02:23,386 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 07:02:23,386 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 07:02:23,387 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:02:23" (3/3) ... [2024-11-09 07:02:23,390 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 07:02:23,394 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rec1 [2024-11-09 07:02:23,395 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rec2 [2024-11-09 07:02:23,399 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-09 07:02:23,400 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-09 07:02:23,400 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-09 07:02:23,496 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fcad3ce-499e-480a-b029-8d245a72541a/bin/utaipan-verify-YMUCfTKeje/witness.graphml [2024-11-09 07:02:23,497 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fcad3ce-499e-480a-b029-8d245a72541a/bin/utaipan-verify-YMUCfTKeje/witness.yml [2024-11-09 07:02:23,497 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 07:02:23,499 INFO L158 Benchmark]: Toolchain (without parser) took 709.40ms. Allocated memory is still 174.1MB. Free memory was 138.1MB in the beginning and 107.3MB in the end (delta: 30.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-09 07:02:23,503 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 174.1MB. Free memory is still 149.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:02:23,504 INFO L158 Benchmark]: CACSL2BoogieTranslator took 236.44ms. Allocated memory is still 174.1MB. Free memory was 138.1MB in the beginning and 126.9MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 07:02:23,504 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.80ms. Allocated memory is still 174.1MB. Free memory was 126.9MB in the beginning and 125.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:02:23,505 INFO L158 Benchmark]: Boogie Preprocessor took 17.19ms. Allocated memory is still 174.1MB. Free memory was 125.5MB in the beginning and 124.8MB in the end (delta: 637.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:02:23,509 INFO L158 Benchmark]: RCFGBuilder took 273.13ms. Allocated memory is still 174.1MB. Free memory was 124.2MB in the beginning and 113.8MB in the end (delta: 10.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 07:02:23,510 INFO L158 Benchmark]: TraceAbstraction took 29.95ms. Allocated memory is still 174.1MB. Free memory was 113.6MB in the beginning and 111.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 07:02:23,510 INFO L158 Benchmark]: Witness Printer took 111.42ms. Allocated memory is still 174.1MB. Free memory was 111.5MB in the beginning and 107.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 07:02:23,513 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 174.1MB. Free memory is still 149.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 236.44ms. Allocated memory is still 174.1MB. Free memory was 138.1MB in the beginning and 126.9MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.80ms. Allocated memory is still 174.1MB. Free memory was 126.9MB in the beginning and 125.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.19ms. Allocated memory is still 174.1MB. Free memory was 125.5MB in the beginning and 124.8MB in the end (delta: 637.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 273.13ms. Allocated memory is still 174.1MB. Free memory was 124.2MB in the beginning and 113.8MB in the end (delta: 10.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 29.95ms. Allocated memory is still 174.1MB. Free memory was 113.6MB in the beginning and 111.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 111.42ms. Allocated memory is still 174.1MB. Free memory was 111.5MB in the beginning and 107.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2024-11-09 07:02:23,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fcad3ce-499e-480a-b029-8d245a72541a/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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