./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/loops/sum_array-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_e538b736-b9c1-4c36-9baa-e624adaf29a7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e538b736-b9c1-4c36-9baa-e624adaf29a7/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e538b736-b9c1-4c36-9baa-e624adaf29a7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e538b736-b9c1-4c36-9baa-e624adaf29a7/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/loops/sum_array-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e538b736-b9c1-4c36-9baa-e624adaf29a7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e538b736-b9c1-4c36-9baa-e624adaf29a7/bin/ukojak-verify-G8NBE6pJGL --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 84226515a723f10f2a919f265c45890771224ac18b5dd5f986441c53175929f5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:12:03,638 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:12:03,730 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e538b736-b9c1-4c36-9baa-e624adaf29a7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:12:03,735 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:12:03,736 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:12:03,759 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:12:03,760 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:12:03,761 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:12:03,762 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:12:03,762 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:12:03,763 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:12:03,763 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:12:03,764 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:12:03,764 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:12:03,765 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:12:03,766 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:12:03,766 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:12:03,767 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:12:03,767 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:12:03,767 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:12:03,768 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:12:03,769 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:12:03,769 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:12:03,770 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:12:03,770 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:12:03,771 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:12:03,771 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:12:03,771 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:12:03,772 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:12:03,772 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_e538b736-b9c1-4c36-9baa-e624adaf29a7/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e538b736-b9c1-4c36-9baa-e624adaf29a7/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 84226515a723f10f2a919f265c45890771224ac18b5dd5f986441c53175929f5 [2023-11-19 03:12:03,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:12:04,020 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:12:04,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:12:04,024 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:12:04,025 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:12:04,026 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e538b736-b9c1-4c36-9baa-e624adaf29a7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/loops/sum_array-2.i [2023-11-19 03:12:07,107 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:12:07,363 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:12:07,364 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e538b736-b9c1-4c36-9baa-e624adaf29a7/sv-benchmarks/c/loops/sum_array-2.i [2023-11-19 03:12:07,372 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e538b736-b9c1-4c36-9baa-e624adaf29a7/bin/ukojak-verify-G8NBE6pJGL/data/bd831a27f/9b308b04fe6243d090b82573b492872d/FLAGfeaf75d30 [2023-11-19 03:12:07,387 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e538b736-b9c1-4c36-9baa-e624adaf29a7/bin/ukojak-verify-G8NBE6pJGL/data/bd831a27f/9b308b04fe6243d090b82573b492872d [2023-11-19 03:12:07,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:12:07,392 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:12:07,394 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:12:07,394 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:12:07,399 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:12:07,400 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:12:07" (1/1) ... [2023-11-19 03:12:07,401 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39420f73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:07, skipping insertion in model container [2023-11-19 03:12:07,401 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:12:07" (1/1) ... [2023-11-19 03:12:07,424 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:12:07,585 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:12:07,594 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:12:07,615 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:12:07,630 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:12:07,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:07 WrapperNode [2023-11-19 03:12:07,631 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:12:07,632 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:12:07,633 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:12:07,633 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:12:07,640 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:07" (1/1) ... [2023-11-19 03:12:07,650 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:07" (1/1) ... [2023-11-19 03:12:07,675 INFO L138 Inliner]: procedures = 18, calls = 30, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 106 [2023-11-19 03:12:07,675 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:12:07,676 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:12:07,676 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:12:07,676 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:12:07,686 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:07" (1/1) ... [2023-11-19 03:12:07,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:07" (1/1) ... [2023-11-19 03:12:07,690 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:07" (1/1) ... [2023-11-19 03:12:07,691 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:07" (1/1) ... [2023-11-19 03:12:07,697 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:07" (1/1) ... [2023-11-19 03:12:07,702 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:07" (1/1) ... [2023-11-19 03:12:07,703 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:07" (1/1) ... [2023-11-19 03:12:07,705 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:07" (1/1) ... [2023-11-19 03:12:07,707 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:12:07,708 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:12:07,709 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:12:07,709 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:12:07,710 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:07" (1/1) ... [2023-11-19 03:12:07,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:12:07,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e538b736-b9c1-4c36-9baa-e624adaf29a7/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:12:07,754 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e538b736-b9c1-4c36-9baa-e624adaf29a7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:12:07,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e538b736-b9c1-4c36-9baa-e624adaf29a7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:12:07,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:12:07,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:12:07,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:12:07,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:12:07,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:12:07,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:12:07,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:12:07,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:12:07,867 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:12:07,869 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:12:08,266 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:12:08,333 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:12:08,344 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:12:08,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:08 BoogieIcfgContainer [2023-11-19 03:12:08,349 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:12:08,350 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:12:08,350 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:12:08,359 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:12:08,359 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:08" (1/1) ... [2023-11-19 03:12:08,367 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:12:08,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:08,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 46 states and 53 transitions. [2023-11-19 03:12:08,417 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 53 transitions. [2023-11-19 03:12:08,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:12:08,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:08,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:08,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:08,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:08,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:08,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2023-11-19 03:12:08,848 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2023-11-19 03:12:08,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:12:08,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:08,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:09,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:12:09,027 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:12:09,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:12:09,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:12:09,101 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:12:09,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:12:09,119 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 03:12:09,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:12:09 ImpRootNode [2023-11-19 03:12:09,142 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:12:09,143 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:12:09,143 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:12:09,144 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:12:09,144 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:08" (3/4) ... [2023-11-19 03:12:09,145 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 03:12:09,182 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e538b736-b9c1-4c36-9baa-e624adaf29a7/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:12:09,182 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:12:09,188 INFO L158 Benchmark]: Toolchain (without parser) took 1790.75ms. Allocated memory is still 161.5MB. Free memory was 131.3MB in the beginning and 122.1MB in the end (delta: 9.1MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2023-11-19 03:12:09,189 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 121.6MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:12:09,189 INFO L158 Benchmark]: CACSL2BoogieTranslator took 237.97ms. Allocated memory is still 161.5MB. Free memory was 131.3MB in the beginning and 120.4MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:12:09,190 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.06ms. Allocated memory is still 161.5MB. Free memory was 120.1MB in the beginning and 118.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:12:09,192 INFO L158 Benchmark]: Boogie Preprocessor took 31.67ms. Allocated memory is still 161.5MB. Free memory was 118.3MB in the beginning and 116.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:12:09,192 INFO L158 Benchmark]: RCFGBuilder took 640.94ms. Allocated memory is still 161.5MB. Free memory was 116.9MB in the beginning and 94.9MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:12:09,195 INFO L158 Benchmark]: CodeCheck took 792.32ms. Allocated memory is still 161.5MB. Free memory was 94.6MB in the beginning and 124.2MB in the end (delta: -29.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:12:09,196 INFO L158 Benchmark]: Witness Printer took 38.93ms. Allocated memory is still 161.5MB. Free memory was 124.2MB in the beginning and 122.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:12:09,201 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, 46 locations, 22 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 2 mSDtfsCounter, 9 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: [L27] unsigned int M = __VERIFIER_nondet_uint(); [L28] int A[M], B[M], C[M]; [L29] unsigned int i; [L30] i=0 VAL [A={5:0}, B={3:0}, C={4:0}, M=3221225472, i=0] [L30] COND TRUE i