./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/NestedRecursion_1a-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2a5e67b-9201-4e35-b66b-0da771ff0514/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2a5e67b-9201-4e35-b66b-0da771ff0514/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2a5e67b-9201-4e35-b66b-0da771ff0514/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2a5e67b-9201-4e35-b66b-0da771ff0514/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/NestedRecursion_1a-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2a5e67b-9201-4e35-b66b-0da771ff0514/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2a5e67b-9201-4e35-b66b-0da771ff0514/bin/ukojak-verify-CZk0znPC7b --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d925f1aaa578011e84cee59af464c9f4e53ab5dc54b7f9269f34505d8383253a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:19:13,029 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:19:13,085 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2a5e67b-9201-4e35-b66b-0da771ff0514/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2024-12-05 23:19:13,090 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:19:13,090 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:19:13,108 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:19:13,109 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:19:13,109 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:19:13,110 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:19:13,110 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:19:13,110 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:19:13,110 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-05 23:19:13,110 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-05 23:19:13,110 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-05 23:19:13,110 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:19:13,110 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:19:13,111 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:19:13,111 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:19:13,111 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:19:13,111 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:19:13,111 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:19:13,111 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:19:13,111 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:19:13,111 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:19:13,112 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:19:13,112 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:19:13,112 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:19:13,112 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_c2a5e67b-9201-4e35-b66b-0da771ff0514/bin/ukojak-verify-CZk0znPC7b 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 -> Kojak 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 -> d925f1aaa578011e84cee59af464c9f4e53ab5dc54b7f9269f34505d8383253a [2024-12-05 23:19:13,318 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:19:13,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:19:13,327 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:19:13,329 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:19:13,329 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:19:13,330 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2a5e67b-9201-4e35-b66b-0da771ff0514/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/termination-crafted/NestedRecursion_1a-2.c [2024-12-05 23:19:15,945 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2a5e67b-9201-4e35-b66b-0da771ff0514/bin/ukojak-verify-CZk0znPC7b/data/3afc64637/3941973fbd284dcc8e40b1e4ae724f92/FLAG2ff6e6ca4 [2024-12-05 23:19:16,134 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:19:16,135 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2a5e67b-9201-4e35-b66b-0da771ff0514/sv-benchmarks/c/termination-crafted/NestedRecursion_1a-2.c [2024-12-05 23:19:16,143 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2a5e67b-9201-4e35-b66b-0da771ff0514/bin/ukojak-verify-CZk0znPC7b/data/3afc64637/3941973fbd284dcc8e40b1e4ae724f92/FLAG2ff6e6ca4 [2024-12-05 23:19:16,166 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2a5e67b-9201-4e35-b66b-0da771ff0514/bin/ukojak-verify-CZk0znPC7b/data/3afc64637/3941973fbd284dcc8e40b1e4ae724f92 [2024-12-05 23:19:16,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:19:16,170 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:19:16,171 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:19:16,171 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:19:16,174 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:19:16,175 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:19:16" (1/1) ... [2024-12-05 23:19:16,176 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79780030 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:16, skipping insertion in model container [2024-12-05 23:19:16,176 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:19:16" (1/1) ... [2024-12-05 23:19:16,186 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:19:16,311 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:19:16,315 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:19:16,326 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:19:16,338 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:19:16,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:16 WrapperNode [2024-12-05 23:19:16,339 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:19:16,340 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:19:16,340 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:19:16,340 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:19:16,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:16" (1/1) ... [2024-12-05 23:19:16,350 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:16" (1/1) ... [2024-12-05 23:19:16,364 INFO L138 Inliner]: procedures = 6, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 12 [2024-12-05 23:19:16,364 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:19:16,364 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:19:16,364 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:19:16,365 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:19:16,370 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:16" (1/1) ... [2024-12-05 23:19:16,371 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:16" (1/1) ... [2024-12-05 23:19:16,371 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:16" (1/1) ... [2024-12-05 23:19:16,371 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:16" (1/1) ... [2024-12-05 23:19:16,373 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:16" (1/1) ... [2024-12-05 23:19:16,374 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:16" (1/1) ... [2024-12-05 23:19:16,375 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:16" (1/1) ... [2024-12-05 23:19:16,376 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:16" (1/1) ... [2024-12-05 23:19:16,376 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:16" (1/1) ... [2024-12-05 23:19:16,377 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:19:16,378 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:19:16,378 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:19:16,378 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:19:16,379 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:16" (1/1) ... [2024-12-05 23:19:16,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:19:16,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2a5e67b-9201-4e35-b66b-0da771ff0514/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:19:16,408 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2a5e67b-9201-4e35-b66b-0da771ff0514/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:19:16,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2a5e67b-9201-4e35-b66b-0da771ff0514/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:19:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure rec1 [2024-12-05 23:19:16,436 INFO L138 BoogieDeclarations]: Found implementation of procedure rec1 [2024-12-05 23:19:16,437 INFO L130 BoogieDeclarations]: Found specification of procedure rec2 [2024-12-05 23:19:16,437 INFO L138 BoogieDeclarations]: Found implementation of procedure rec2 [2024-12-05 23:19:16,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:19:16,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:19:16,485 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:19:16,487 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:19:16,592 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-05 23:19:16,592 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:19:16,607 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:19:16,607 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 23:19:16,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:19:16 BoogieIcfgContainer [2024-12-05 23:19:16,607 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:19:16,608 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:19:16,608 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:19:16,618 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:19:16,618 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:19:16" (1/1) ... [2024-12-05 23:19:16,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:19:16,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:16,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2024-12-05 23:19:16,674 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2024-12-05 23:19:16,678 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 23:19:16,679 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2024-12-05 23:19:16,685 INFO L726 CodeCheckObserver]: All specifications hold We were not able to verify any specification because the program does not contain any specification. [2024-12-05 23:19:16,725 INFO L77 FloydHoareUtils]: At program point L14(line 14) the Hoare annotation is: true [2024-12-05 23:19:16,725 INFO L77 FloydHoareUtils]: At program point L14-1(line 14) the Hoare annotation is: true [2024-12-05 23:19:16,725 INFO L77 FloydHoareUtils]: At program point rec1FINAL(lines 11 15) the Hoare annotation is: true [2024-12-05 23:19:16,725 INFO L77 FloydHoareUtils]: At program point L12(lines 12 13) the Hoare annotation is: true [2024-12-05 23:19:16,725 INFO L77 FloydHoareUtils]: At program point L14-2(line 14) the Hoare annotation is: true [2024-12-05 23:19:16,725 INFO L77 FloydHoareUtils]: At program point L14-3(line 14) the Hoare annotation is: true [2024-12-05 23:19:16,725 INFO L77 FloydHoareUtils]: At program point L14-4(line 14) the Hoare annotation is: true [2024-12-05 23:19:16,725 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 15) the Hoare annotation is: true [2024-12-05 23:19:16,725 INFO L77 FloydHoareUtils]: At program point L14-5(line 14) the Hoare annotation is: true [2024-12-05 23:19:16,726 INFO L77 FloydHoareUtils]: At program point rec1EXIT(lines 11 15) the Hoare annotation is: true [2024-12-05 23:19:16,726 INFO L77 FloydHoareUtils]: At program point L20-3(line 20) the Hoare annotation is: true [2024-12-05 23:19:16,726 INFO L77 FloydHoareUtils]: At program point rec2FINAL(lines 17 21) the Hoare annotation is: true [2024-12-05 23:19:16,726 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 17 21) the Hoare annotation is: true [2024-12-05 23:19:16,726 INFO L77 FloydHoareUtils]: At program point rec2EXIT(lines 17 21) the Hoare annotation is: true [2024-12-05 23:19:16,726 INFO L77 FloydHoareUtils]: At program point L20(line 20) the Hoare annotation is: true [2024-12-05 23:19:16,726 INFO L77 FloydHoareUtils]: At program point L20-1(line 20) the Hoare annotation is: true [2024-12-05 23:19:16,726 INFO L77 FloydHoareUtils]: At program point L18(lines 18 19) the Hoare annotation is: true [2024-12-05 23:19:16,726 INFO L77 FloydHoareUtils]: At program point L20-2(line 20) the Hoare annotation is: true [2024-12-05 23:19:16,726 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 23:19:16,726 INFO L77 FloydHoareUtils]: At program point L27(line 27) the Hoare annotation is: true [2024-12-05 23:19:16,727 INFO L77 FloydHoareUtils]: At program point L26(line 26) the Hoare annotation is: true [2024-12-05 23:19:16,727 INFO L77 FloydHoareUtils]: At program point L27-1(line 27) the Hoare annotation is: true [2024-12-05 23:19:16,727 INFO L77 FloydHoareUtils]: At program point L23(lines 23 28) the Hoare annotation is: true [2024-12-05 23:19:16,727 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 23:19:16,748 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 11:19:16 ImpRootNode [2024-12-05 23:19:16,748 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 23:19:16,749 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 23:19:16,749 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 23:19:16,749 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 23:19:16,749 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:19:16" (3/4) ... [2024-12-05 23:19:16,752 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 23:19:16,755 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rec1 [2024-12-05 23:19:16,755 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rec2 [2024-12-05 23:19:16,759 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-12-05 23:19:16,759 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-05 23:19:16,759 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-12-05 23:19:16,829 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2a5e67b-9201-4e35-b66b-0da771ff0514/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 23:19:16,830 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2a5e67b-9201-4e35-b66b-0da771ff0514/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 23:19:16,830 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 23:19:16,831 INFO L158 Benchmark]: Toolchain (without parser) took 661.00ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 84.2MB in the end (delta: 33.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:19:16,831 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:19:16,831 INFO L158 Benchmark]: CACSL2BoogieTranslator took 168.94ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 107.6MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:19:16,831 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.73ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 106.5MB in the end (delta: 808.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:19:16,832 INFO L158 Benchmark]: Boogie Preprocessor took 13.18ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 105.9MB in the end (delta: 572.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:19:16,832 INFO L158 Benchmark]: RCFGBuilder took 229.11ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 95.8MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:19:16,832 INFO L158 Benchmark]: CodeCheck took 140.06ms. Allocated memory is still 142.6MB. Free memory was 95.8MB in the beginning and 88.9MB in the end (delta: 6.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:19:16,832 INFO L158 Benchmark]: Witness Printer took 81.23ms. Allocated memory is still 142.6MB. Free memory was 88.6MB in the beginning and 84.2MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:19:16,834 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 24 locations, 0 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 168.94ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 107.6MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.73ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 106.5MB in the end (delta: 808.6kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 13.18ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 105.9MB in the end (delta: 572.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 229.11ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 95.8MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 140.06ms. Allocated memory is still 142.6MB. Free memory was 95.8MB in the beginning and 88.9MB in the end (delta: 6.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 81.23ms. Allocated memory is still 142.6MB. Free memory was 88.6MB in the beginning and 84.2MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-05 23:19:16,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2a5e67b-9201-4e35-b66b-0da771ff0514/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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