./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/loops/insertion_sort-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dbddd7-c63c-431f-b797-568b236883b1/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dbddd7-c63c-431f-b797-568b236883b1/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dbddd7-c63c-431f-b797-568b236883b1/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dbddd7-c63c-431f-b797-568b236883b1/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/loops/insertion_sort-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dbddd7-c63c-431f-b797-568b236883b1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dbddd7-c63c-431f-b797-568b236883b1/bin/ukojak-verify-Qdu7aM0XO9 --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 32bit --witnessprinter.graph.data.programhash e6909fdbd47ee7cc9ac1cfcb139a86d0e022eb1f9eab8a625d6818fa3999b29d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:06:16,934 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:06:17,001 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dbddd7-c63c-431f-b797-568b236883b1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 02:06:17,005 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:06:17,005 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:06:17,027 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:06:17,028 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:06:17,028 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:06:17,029 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:06:17,029 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:06:17,030 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:06:17,030 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:06:17,031 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:06:17,031 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 02:06:17,032 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 02:06:17,032 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 02:06:17,033 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:06:17,034 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:06:17,034 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:06:17,035 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:06:17,035 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:06:17,036 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:06:17,036 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:06:17,037 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:06:17,038 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:06:17,038 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:06:17,039 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:06:17,039 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:06:17,040 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:06:17,040 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_b9dbddd7-c63c-431f-b797-568b236883b1/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dbddd7-c63c-431f-b797-568b236883b1/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6909fdbd47ee7cc9ac1cfcb139a86d0e022eb1f9eab8a625d6818fa3999b29d [2023-12-03 02:06:17,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:06:17,254 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:06:17,257 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:06:17,258 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:06:17,268 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:06:17,269 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dbddd7-c63c-431f-b797-568b236883b1/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/loops/insertion_sort-2.c [2023-12-03 02:06:19,905 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:06:20,081 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:06:20,082 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dbddd7-c63c-431f-b797-568b236883b1/sv-benchmarks/c/loops/insertion_sort-2.c [2023-12-03 02:06:20,088 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dbddd7-c63c-431f-b797-568b236883b1/bin/ukojak-verify-Qdu7aM0XO9/data/b1628969b/12adeac2f1804e699126bcddc0ee67a2/FLAG3225d4f7e [2023-12-03 02:06:20,101 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dbddd7-c63c-431f-b797-568b236883b1/bin/ukojak-verify-Qdu7aM0XO9/data/b1628969b/12adeac2f1804e699126bcddc0ee67a2 [2023-12-03 02:06:20,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:06:20,105 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:06:20,106 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:06:20,107 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:06:20,112 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:06:20,112 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:06:20" (1/1) ... [2023-12-03 02:06:20,114 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5207f608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:06:20, skipping insertion in model container [2023-12-03 02:06:20,114 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:06:20" (1/1) ... [2023-12-03 02:06:20,135 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:06:20,303 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:06:20,312 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:06:20,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:06:20,346 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:06:20,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:06:20 WrapperNode [2023-12-03 02:06:20,346 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:06:20,348 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:06:20,348 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:06:20,348 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:06:20,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:06:20" (1/1) ... [2023-12-03 02:06:20,363 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:06:20" (1/1) ... [2023-12-03 02:06:20,384 INFO L138 Inliner]: procedures = 15, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 84 [2023-12-03 02:06:20,384 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:06:20,385 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:06:20,385 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:06:20,385 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:06:20,394 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:06:20" (1/1) ... [2023-12-03 02:06:20,395 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:06:20" (1/1) ... [2023-12-03 02:06:20,397 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:06:20" (1/1) ... [2023-12-03 02:06:20,397 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:06:20" (1/1) ... [2023-12-03 02:06:20,403 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:06:20" (1/1) ... [2023-12-03 02:06:20,407 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:06:20" (1/1) ... [2023-12-03 02:06:20,408 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:06:20" (1/1) ... [2023-12-03 02:06:20,409 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:06:20" (1/1) ... [2023-12-03 02:06:20,411 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:06:20,412 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:06:20,413 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:06:20,413 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:06:20,413 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:06:20" (1/1) ... [2023-12-03 02:06:20,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:06:20,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dbddd7-c63c-431f-b797-568b236883b1/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:06:20,442 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dbddd7-c63c-431f-b797-568b236883b1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:06:20,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dbddd7-c63c-431f-b797-568b236883b1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:06:20,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:06:20,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:06:20,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:06:20,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:06:20,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:06:20,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:06:20,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:06:20,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:06:20,562 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:06:20,564 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:06:20,762 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:06:20,819 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:06:20,819 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-03 02:06:20,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:06:20 BoogieIcfgContainer [2023-12-03 02:06:20,821 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:06:20,822 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:06:20,822 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:06:20,832 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:06:20,833 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:06:20" (1/1) ... [2023-12-03 02:06:20,841 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:06:20,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:06:20,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 38 states and 44 transitions. [2023-12-03 02:06:20,896 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 44 transitions. [2023-12-03 02:06:20,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 02:06:20,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:06:20,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:06:20,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:06:21,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:06:21,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:06:21,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2023-12-03 02:06:21,131 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2023-12-03 02:06:21,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 02:06:21,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:06:21,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:06:21,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:06:21,165 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:06:21,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:06:21,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:06:21,216 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:06:21,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:06:21,231 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 02:06:21,252 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:06:21 ImpRootNode [2023-12-03 02:06:21,252 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:06:21,253 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:06:21,253 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:06:21,253 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:06:21,254 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:06:20" (3/4) ... [2023-12-03 02:06:21,255 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-12-03 02:06:21,288 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dbddd7-c63c-431f-b797-568b236883b1/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 02:06:21,288 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:06:21,289 INFO L158 Benchmark]: Toolchain (without parser) took 1184.05ms. Allocated memory is still 157.3MB. Free memory was 113.2MB in the beginning and 109.1MB in the end (delta: 4.1MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2023-12-03 02:06:21,290 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 119.5MB. Free memory was 88.8MB in the beginning and 88.7MB in the end (delta: 26.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:06:21,290 INFO L158 Benchmark]: CACSL2BoogieTranslator took 240.47ms. Allocated memory is still 157.3MB. Free memory was 113.2MB in the beginning and 102.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 02:06:21,291 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.82ms. Allocated memory is still 157.3MB. Free memory was 102.7MB in the beginning and 100.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:06:21,292 INFO L158 Benchmark]: Boogie Preprocessor took 26.67ms. Allocated memory is still 157.3MB. Free memory was 100.6MB in the beginning and 99.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:06:21,292 INFO L158 Benchmark]: RCFGBuilder took 408.68ms. Allocated memory is still 157.3MB. Free memory was 99.6MB in the beginning and 81.8MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 02:06:21,293 INFO L158 Benchmark]: CodeCheck took 430.61ms. Allocated memory is still 157.3MB. Free memory was 81.8MB in the beginning and 110.4MB in the end (delta: -28.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:06:21,293 INFO L158 Benchmark]: Witness Printer took 35.22ms. Allocated memory is still 157.3MB. Free memory was 110.4MB in the beginning and 109.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:06:21,297 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 1 procedures, 38 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 2 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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 - CounterExampleResult [Line: -1]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L14] unsigned int SIZE=__VERIFIER_nondet_uint(); [L15] int i, j, k, key; [L16] int v[SIZE]; [L17] j=0 VAL [SIZE=1073741824, j=0, v={4:0}] [L17] COND TRUE j