./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/NestedRecursion_1b.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_31c56d28-9c78-4825-9100-fc4a08c91a94/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31c56d28-9c78-4825-9100-fc4a08c91a94/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31c56d28-9c78-4825-9100-fc4a08c91a94/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31c56d28-9c78-4825-9100-fc4a08c91a94/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/NestedRecursion_1b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31c56d28-9c78-4825-9100-fc4a08c91a94/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31c56d28-9c78-4825-9100-fc4a08c91a94/bin/ukojak-verify-ImItNfHLgk --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 9948dbd77aeb2de72e0bd3a3a4e22b1606b19383e4631af58adbec46ed909b6c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:57:34,588 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:57:34,691 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31c56d28-9c78-4825-9100-fc4a08c91a94/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2024-11-09 00:57:34,696 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:57:34,696 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:57:34,732 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:57:34,733 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:57:34,734 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:57:34,736 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:57:34,737 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:57:34,738 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:57:34,738 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-09 00:57:34,739 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-09 00:57:34,741 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-09 00:57:34,742 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:57:34,742 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:57:34,742 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:57:34,743 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:57:34,743 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:57:34,744 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:57:34,744 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:57:34,745 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:57:34,746 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:57:34,746 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:57:34,747 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:57:34,747 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:57:34,748 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:57:34,748 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_31c56d28-9c78-4825-9100-fc4a08c91a94/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31c56d28-9c78-4825-9100-fc4a08c91a94/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9948dbd77aeb2de72e0bd3a3a4e22b1606b19383e4631af58adbec46ed909b6c [2024-11-09 00:57:35,045 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:57:35,075 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:57:35,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:57:35,079 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:57:35,081 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:57:35,093 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31c56d28-9c78-4825-9100-fc4a08c91a94/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-crafted/NestedRecursion_1b.c Unable to find full path for "g++" [2024-11-09 00:57:37,143 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:57:37,311 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:57:37,312 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31c56d28-9c78-4825-9100-fc4a08c91a94/sv-benchmarks/c/termination-crafted/NestedRecursion_1b.c [2024-11-09 00:57:37,318 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31c56d28-9c78-4825-9100-fc4a08c91a94/bin/ukojak-verify-ImItNfHLgk/data/6f13a6fee/d88912364e8f4a8794edebd750e2c05f/FLAG96842e849 [2024-11-09 00:57:37,331 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31c56d28-9c78-4825-9100-fc4a08c91a94/bin/ukojak-verify-ImItNfHLgk/data/6f13a6fee/d88912364e8f4a8794edebd750e2c05f [2024-11-09 00:57:37,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:57:37,337 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:57:37,338 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:57:37,339 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:57:37,345 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:57:37,346 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:57:37" (1/1) ... [2024-11-09 00:57:37,347 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7462ac76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:37, skipping insertion in model container [2024-11-09 00:57:37,347 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:57:37" (1/1) ... [2024-11-09 00:57:37,366 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:57:37,532 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:57:37,537 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:57:37,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:57:37,562 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:57:37,563 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:37 WrapperNode [2024-11-09 00:57:37,563 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:57:37,564 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:57:37,564 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:57:37,564 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:57:37,570 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:37" (1/1) ... [2024-11-09 00:57:37,574 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:37" (1/1) ... [2024-11-09 00:57:37,590 INFO L138 Inliner]: procedures = 6, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 9 [2024-11-09 00:57:37,591 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:57:37,592 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:57:37,592 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:57:37,592 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:57:37,599 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:37" (1/1) ... [2024-11-09 00:57:37,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:37" (1/1) ... [2024-11-09 00:57:37,600 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:37" (1/1) ... [2024-11-09 00:57:37,600 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:37" (1/1) ... [2024-11-09 00:57:37,602 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:37" (1/1) ... [2024-11-09 00:57:37,604 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:37" (1/1) ... [2024-11-09 00:57:37,605 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:37" (1/1) ... [2024-11-09 00:57:37,606 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:37" (1/1) ... [2024-11-09 00:57:37,607 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:57:37,608 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:57:37,609 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:57:37,609 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:57:37,610 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:37" (1/1) ... [2024-11-09 00:57:37,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:57:37,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31c56d28-9c78-4825-9100-fc4a08c91a94/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:57:37,642 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31c56d28-9c78-4825-9100-fc4a08c91a94/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:57:37,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31c56d28-9c78-4825-9100-fc4a08c91a94/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:57:37,679 INFO L130 BoogieDeclarations]: Found specification of procedure rec1 [2024-11-09 00:57:37,679 INFO L138 BoogieDeclarations]: Found implementation of procedure rec1 [2024-11-09 00:57:37,680 INFO L130 BoogieDeclarations]: Found specification of procedure rec2 [2024-11-09 00:57:37,680 INFO L138 BoogieDeclarations]: Found implementation of procedure rec2 [2024-11-09 00:57:37,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:57:37,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:57:37,748 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:57:37,752 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:57:37,892 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-11-09 00:57:37,892 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:57:37,927 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:57:37,928 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:57:37,928 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:57:37 BoogieIcfgContainer [2024-11-09 00:57:37,928 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:57:37,929 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:57:37,929 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:57:37,942 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:57:37,942 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:57:37" (1/1) ... [2024-11-09 00:57:37,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:57:38,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:38,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-09 00:57:38,016 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-09 00:57:38,021 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:57:38,021 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2024-11-09 00:57:38,028 INFO L729 CodeCheckObserver]: All specifications hold We were not able to verify any specification because the program does not contain any specification. [2024-11-09 00:57:38,087 INFO L77 FloydHoareUtils]: At program point L14(line 14) the Hoare annotation is: true [2024-11-09 00:57:38,088 INFO L77 FloydHoareUtils]: At program point L14-1(line 14) the Hoare annotation is: true [2024-11-09 00:57:38,088 INFO L77 FloydHoareUtils]: At program point rec1FINAL(lines 11 15) the Hoare annotation is: true [2024-11-09 00:57:38,088 INFO L77 FloydHoareUtils]: At program point L12(lines 12 13) the Hoare annotation is: true [2024-11-09 00:57:38,088 INFO L77 FloydHoareUtils]: At program point L14-2(line 14) the Hoare annotation is: true [2024-11-09 00:57:38,088 INFO L77 FloydHoareUtils]: At program point L14-3(line 14) the Hoare annotation is: true [2024-11-09 00:57:38,089 INFO L77 FloydHoareUtils]: At program point L14-4(line 14) the Hoare annotation is: true [2024-11-09 00:57:38,089 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 15) the Hoare annotation is: true [2024-11-09 00:57:38,089 INFO L77 FloydHoareUtils]: At program point L14-5(line 14) the Hoare annotation is: true [2024-11-09 00:57:38,089 INFO L77 FloydHoareUtils]: At program point rec1EXIT(lines 11 15) the Hoare annotation is: true [2024-11-09 00:57:38,096 INFO L77 FloydHoareUtils]: At program point L20-3(line 20) the Hoare annotation is: true [2024-11-09 00:57:38,096 INFO L77 FloydHoareUtils]: At program point rec2FINAL(lines 17 21) the Hoare annotation is: true [2024-11-09 00:57:38,101 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 17 21) the Hoare annotation is: true [2024-11-09 00:57:38,101 INFO L77 FloydHoareUtils]: At program point rec2EXIT(lines 17 21) the Hoare annotation is: true [2024-11-09 00:57:38,101 INFO L77 FloydHoareUtils]: At program point L20(line 20) the Hoare annotation is: true [2024-11-09 00:57:38,101 INFO L77 FloydHoareUtils]: At program point L20-1(line 20) the Hoare annotation is: true [2024-11-09 00:57:38,102 INFO L77 FloydHoareUtils]: At program point L18(lines 18 19) the Hoare annotation is: true [2024-11-09 00:57:38,102 INFO L77 FloydHoareUtils]: At program point L20-2(line 20) the Hoare annotation is: true [2024-11-09 00:57:38,102 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:57:38,102 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:57:38,103 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: true [2024-11-09 00:57:38,103 INFO L77 FloydHoareUtils]: At program point L25-1(line 25) the Hoare annotation is: true [2024-11-09 00:57:38,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:57:38 ImpRootNode [2024-11-09 00:57:38,149 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:57:38,149 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:57:38,149 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:57:38,151 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:57:38,151 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:57:37" (3/4) ... [2024-11-09 00:57:38,154 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:57:38,159 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rec1 [2024-11-09 00:57:38,159 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rec2 [2024-11-09 00:57:38,165 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-09 00:57:38,165 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-09 00:57:38,165 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-09 00:57:38,256 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31c56d28-9c78-4825-9100-fc4a08c91a94/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:57:38,262 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31c56d28-9c78-4825-9100-fc4a08c91a94/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:57:38,262 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:57:38,263 INFO L158 Benchmark]: Toolchain (without parser) took 926.65ms. Allocated memory is still 157.3MB. Free memory was 115.5MB in the beginning and 124.0MB in the end (delta: -8.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:57:38,264 INFO L158 Benchmark]: CDTParser took 3.70ms. Allocated memory is still 127.9MB. Free memory was 90.1MB in the beginning and 90.1MB in the end (delta: 55.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:57:38,264 INFO L158 Benchmark]: CACSL2BoogieTranslator took 224.92ms. Allocated memory is still 157.3MB. Free memory was 115.5MB in the beginning and 104.3MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:57:38,265 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.96ms. Allocated memory is still 157.3MB. Free memory was 104.3MB in the beginning and 102.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:57:38,265 INFO L158 Benchmark]: Boogie Preprocessor took 16.19ms. Allocated memory is still 157.3MB. Free memory was 102.9MB in the beginning and 101.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:57:38,266 INFO L158 Benchmark]: RCFGBuilder took 319.92ms. Allocated memory is still 157.3MB. Free memory was 101.8MB in the beginning and 91.9MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:57:38,270 INFO L158 Benchmark]: CodeCheck took 219.62ms. Allocated memory is still 157.3MB. Free memory was 91.9MB in the beginning and 128.1MB in the end (delta: -36.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:57:38,270 INFO L158 Benchmark]: Witness Printer took 113.37ms. Allocated memory is still 157.3MB. Free memory was 128.1MB in the beginning and 124.0MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:57:38,273 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, 22 locations, 0 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, 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 - 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 3.70ms. Allocated memory is still 127.9MB. Free memory was 90.1MB in the beginning and 90.1MB in the end (delta: 55.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 224.92ms. Allocated memory is still 157.3MB. Free memory was 115.5MB in the beginning and 104.3MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.96ms. Allocated memory is still 157.3MB. Free memory was 104.3MB in the beginning and 102.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.19ms. Allocated memory is still 157.3MB. Free memory was 102.9MB in the beginning and 101.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 319.92ms. Allocated memory is still 157.3MB. Free memory was 101.8MB in the beginning and 91.9MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 219.62ms. Allocated memory is still 157.3MB. Free memory was 91.9MB in the beginning and 128.1MB in the end (delta: -36.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 113.37ms. Allocated memory is still 157.3MB. Free memory was 128.1MB in the beginning and 124.0MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-09 00:57:38,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31c56d28-9c78-4825-9100-fc4a08c91a94/bin/ukojak-verify-ImItNfHLgk/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