./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/loops/sum_array-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_92080cac-5a4c-4429-b40e-f6b227c4fef9/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92080cac-5a4c-4429-b40e-f6b227c4fef9/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92080cac-5a4c-4429-b40e-f6b227c4fef9/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92080cac-5a4c-4429-b40e-f6b227c4fef9/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/loops/sum_array-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92080cac-5a4c-4429-b40e-f6b227c4fef9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92080cac-5a4c-4429-b40e-f6b227c4fef9/bin/ukojak-verify-afCqCEvfdi --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 f0ce6e358e97991ebbe821b374467d4ac3ee0da45122333d4b5212eb8135ac7d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:13:07,847 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:13:07,985 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92080cac-5a4c-4429-b40e-f6b227c4fef9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:13:07,993 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:13:07,994 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:13:08,039 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:13:08,040 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:13:08,041 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:13:08,042 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:13:08,043 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:13:08,044 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:13:08,044 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:13:08,045 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:13:08,046 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:13:08,046 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:13:08,047 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:13:08,048 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:13:08,048 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:13:08,049 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:13:08,049 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:13:08,050 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:13:08,055 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:13:08,055 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:13:08,056 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:13:08,057 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:13:08,058 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:13:08,058 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:13:08,059 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:13:08,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:13:08,060 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_92080cac-5a4c-4429-b40e-f6b227c4fef9/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92080cac-5a4c-4429-b40e-f6b227c4fef9/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0ce6e358e97991ebbe821b374467d4ac3ee0da45122333d4b5212eb8135ac7d [2023-11-24 22:13:08,453 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:13:08,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:13:08,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:13:08,504 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:13:08,505 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:13:08,507 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92080cac-5a4c-4429-b40e-f6b227c4fef9/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/loops/sum_array-1.c [2023-11-24 22:13:12,299 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:13:12,659 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:13:12,660 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92080cac-5a4c-4429-b40e-f6b227c4fef9/sv-benchmarks/c/loops/sum_array-1.c [2023-11-24 22:13:12,670 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92080cac-5a4c-4429-b40e-f6b227c4fef9/bin/ukojak-verify-afCqCEvfdi/data/dd4e1e5fb/fd15e8baa794444ca821341837512c8b/FLAG4ab912a98 [2023-11-24 22:13:12,694 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92080cac-5a4c-4429-b40e-f6b227c4fef9/bin/ukojak-verify-afCqCEvfdi/data/dd4e1e5fb/fd15e8baa794444ca821341837512c8b [2023-11-24 22:13:12,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:13:12,703 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:13:12,708 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:13:12,709 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:13:12,715 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:13:12,719 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:13:12" (1/1) ... [2023-11-24 22:13:12,720 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b93b98d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:12, skipping insertion in model container [2023-11-24 22:13:12,721 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:13:12" (1/1) ... [2023-11-24 22:13:12,752 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:13:13,025 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:13:13,037 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:13:13,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:13:13,086 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:13:13,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:13 WrapperNode [2023-11-24 22:13:13,087 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:13:13,088 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:13:13,088 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:13:13,088 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:13:13,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:13" (1/1) ... [2023-11-24 22:13:13,108 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:13" (1/1) ... [2023-11-24 22:13:13,139 INFO L138 Inliner]: procedures = 15, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 81 [2023-11-24 22:13:13,140 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:13:13,140 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:13:13,141 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:13:13,141 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:13:13,153 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:13" (1/1) ... [2023-11-24 22:13:13,154 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:13" (1/1) ... [2023-11-24 22:13:13,158 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:13" (1/1) ... [2023-11-24 22:13:13,158 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:13" (1/1) ... [2023-11-24 22:13:13,168 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:13" (1/1) ... [2023-11-24 22:13:13,173 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:13" (1/1) ... [2023-11-24 22:13:13,175 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:13" (1/1) ... [2023-11-24 22:13:13,177 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:13" (1/1) ... [2023-11-24 22:13:13,181 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:13:13,186 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:13:13,186 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:13:13,187 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:13:13,188 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:13" (1/1) ... [2023-11-24 22:13:13,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:13:13,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92080cac-5a4c-4429-b40e-f6b227c4fef9/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:13:13,229 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92080cac-5a4c-4429-b40e-f6b227c4fef9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:13:13,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92080cac-5a4c-4429-b40e-f6b227c4fef9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:13:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:13:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:13:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:13:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:13:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:13:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:13:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:13:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:13:13,388 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:13:13,391 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:13:13,864 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:13:13,944 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:13:13,944 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 22:13:13,947 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:13 BoogieIcfgContainer [2023-11-24 22:13:13,947 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:13:13,948 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:13:13,948 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:13:13,962 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:13:13,963 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:13" (1/1) ... [2023-11-24 22:13:13,975 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:13:14,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:14,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 36 states and 40 transitions. [2023-11-24 22:13:14,053 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2023-11-24 22:13:14,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:13:14,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:14,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:14,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:14,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:14,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:14,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 35 states and 39 transitions. [2023-11-24 22:13:14,646 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2023-11-24 22:13:14,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:13:14,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:14,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:14,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:13:14,748 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:13:14,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:13:14,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:13:14,929 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:13:14,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:13:14,959 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 22:13:14,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:13:14 ImpRootNode [2023-11-24 22:13:14,997 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:13:14,999 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:13:14,999 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:13:15,000 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:13:15,003 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:13" (3/4) ... [2023-11-24 22:13:15,004 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-24 22:13:15,066 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92080cac-5a4c-4429-b40e-f6b227c4fef9/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 22:13:15,067 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:13:15,074 INFO L158 Benchmark]: Toolchain (without parser) took 2364.51ms. Allocated memory is still 205.5MB. Free memory was 173.6MB in the beginning and 109.9MB in the end (delta: 63.7MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-11-24 22:13:15,075 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 134.2MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:13:15,076 INFO L158 Benchmark]: CACSL2BoogieTranslator took 378.60ms. Allocated memory is still 205.5MB. Free memory was 173.6MB in the beginning and 163.2MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:13:15,077 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.77ms. Allocated memory is still 205.5MB. Free memory was 163.2MB in the beginning and 161.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:13:15,077 INFO L158 Benchmark]: Boogie Preprocessor took 40.56ms. Allocated memory is still 205.5MB. Free memory was 161.0MB in the beginning and 159.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:13:15,078 INFO L158 Benchmark]: RCFGBuilder took 760.93ms. Allocated memory is still 205.5MB. Free memory was 159.6MB in the beginning and 139.5MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 22:13:15,114 INFO L158 Benchmark]: CodeCheck took 1049.24ms. Allocated memory is still 205.5MB. Free memory was 139.5MB in the beginning and 111.4MB in the end (delta: 28.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-24 22:13:15,115 INFO L158 Benchmark]: Witness Printer took 68.45ms. Allocated memory is still 205.5MB. Free memory was 111.4MB in the beginning and 109.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:13:15,123 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, 36 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, 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, 0.1s SatisfiabilityAnalysisTime, 0.3s 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: [L16] unsigned int M = __VERIFIER_nondet_uint(); [L17] int A[M], B[M], C[M]; [L18] unsigned int i; [L20] i=0 VAL [A={123:0}, B={122:0}, C={121:0}, M=1073741824, i=0] [L20] COND TRUE i