./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8301381c-b8fe-4f0a-a98c-5d0ccccdf5f3/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8301381c-b8fe-4f0a-a98c-5d0ccccdf5f3/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8301381c-b8fe-4f0a-a98c-5d0ccccdf5f3/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8301381c-b8fe-4f0a-a98c-5d0ccccdf5f3/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/loops/sum_array-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8301381c-b8fe-4f0a-a98c-5d0ccccdf5f3/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8301381c-b8fe-4f0a-a98c-5d0ccccdf5f3/bin/ukojak-verify-ENZ3QT5qd3 --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 0.3.0-dev-d790fec [2024-11-25 03:28:09,561 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:28:09,663 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8301381c-b8fe-4f0a-a98c-5d0ccccdf5f3/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-25 03:28:09,675 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:28:09,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:28:09,713 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:28:09,715 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:28:09,715 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:28:09,716 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:28:09,716 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:28:09,716 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:28:09,716 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:28:09,716 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:28:09,716 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 03:28:09,717 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 03:28:09,717 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-25 03:28:09,717 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:28:09,717 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 03:28:09,718 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:28:09,718 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:28:09,718 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:28:09,718 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:28:09,718 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:28:09,719 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:28:09,719 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:28:09,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:28:09,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:28:09,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:28:09,719 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:28:09,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:28:09,720 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8301381c-b8fe-4f0a-a98c-5d0ccccdf5f3/bin/ukojak-verify-ENZ3QT5qd3 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 [2024-11-25 03:28:10,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:28:10,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:28:10,090 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:28:10,091 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:28:10,092 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:28:10,094 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8301381c-b8fe-4f0a-a98c-5d0ccccdf5f3/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/loops/sum_array-2.i [2024-11-25 03:28:13,089 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8301381c-b8fe-4f0a-a98c-5d0ccccdf5f3/bin/ukojak-verify-ENZ3QT5qd3/data/ac0734809/3462cda1af854809bbbb2a3fd0450f9f/FLAG89a989a83 [2024-11-25 03:28:13,396 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:28:13,397 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8301381c-b8fe-4f0a-a98c-5d0ccccdf5f3/sv-benchmarks/c/loops/sum_array-2.i [2024-11-25 03:28:13,405 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8301381c-b8fe-4f0a-a98c-5d0ccccdf5f3/bin/ukojak-verify-ENZ3QT5qd3/data/ac0734809/3462cda1af854809bbbb2a3fd0450f9f/FLAG89a989a83 [2024-11-25 03:28:13,706 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8301381c-b8fe-4f0a-a98c-5d0ccccdf5f3/bin/ukojak-verify-ENZ3QT5qd3/data/ac0734809/3462cda1af854809bbbb2a3fd0450f9f [2024-11-25 03:28:13,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:28:13,713 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:28:13,714 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:28:13,714 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:28:13,719 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:28:13,720 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:28:13" (1/1) ... [2024-11-25 03:28:13,721 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@609048ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:13, skipping insertion in model container [2024-11-25 03:28:13,721 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:28:13" (1/1) ... [2024-11-25 03:28:13,741 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:28:13,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:28:13,955 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:28:13,988 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:28:14,007 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:28:14,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:14 WrapperNode [2024-11-25 03:28:14,008 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:28:14,009 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:28:14,009 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:28:14,009 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:28:14,018 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:14" (1/1) ... [2024-11-25 03:28:14,025 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:14" (1/1) ... [2024-11-25 03:28:14,046 INFO L138 Inliner]: procedures = 18, calls = 30, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 96 [2024-11-25 03:28:14,047 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:28:14,047 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:28:14,048 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:28:14,048 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:28:14,055 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:14" (1/1) ... [2024-11-25 03:28:14,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:14" (1/1) ... [2024-11-25 03:28:14,058 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:14" (1/1) ... [2024-11-25 03:28:14,058 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:14" (1/1) ... [2024-11-25 03:28:14,064 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:14" (1/1) ... [2024-11-25 03:28:14,065 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:14" (1/1) ... [2024-11-25 03:28:14,069 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:14" (1/1) ... [2024-11-25 03:28:14,074 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:14" (1/1) ... [2024-11-25 03:28:14,075 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:14" (1/1) ... [2024-11-25 03:28:14,077 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:28:14,081 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:28:14,083 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:28:14,083 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:28:14,085 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:14" (1/1) ... [2024-11-25 03:28:14,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:28:14,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8301381c-b8fe-4f0a-a98c-5d0ccccdf5f3/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:28:14,125 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8301381c-b8fe-4f0a-a98c-5d0ccccdf5f3/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:28:14,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8301381c-b8fe-4f0a-a98c-5d0ccccdf5f3/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:28:14,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:28:14,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:28:14,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 03:28:14,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 03:28:14,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:28:14,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:28:14,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 03:28:14,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 03:28:14,256 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:28:14,258 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:28:14,775 INFO L? ?]: Removed 59 outVars from TransFormulas that were not future-live. [2024-11-25 03:28:14,775 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:28:14,891 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:28:14,891 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 03:28:14,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:28:14 BoogieIcfgContainer [2024-11-25 03:28:14,892 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:28:14,893 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:28:14,893 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:28:14,906 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:28:14,906 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:28:14" (1/1) ... [2024-11-25 03:28:14,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:28:14,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:28:14,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 46 states and 53 transitions. [2024-11-25 03:28:14,980 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 53 transitions. [2024-11-25 03:28:14,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 03:28:14,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:28:14,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:28:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:28:15,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:28:15,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:28:15,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2024-11-25 03:28:15,425 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2024-11-25 03:28:15,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 03:28:15,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:28:15,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:28:15,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:28:15,477 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:28:15,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:28:15,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:28:15,575 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:28:15,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:28:15,603 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-25 03:28:15,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:28:15 ImpRootNode [2024-11-25 03:28:15,630 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:28:15,632 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:28:15,634 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:28:15,634 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:28:15,635 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:28:14" (3/4) ... [2024-11-25 03:28:15,636 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 03:28:15,700 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 2. [2024-11-25 03:28:15,754 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8301381c-b8fe-4f0a-a98c-5d0ccccdf5f3/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 03:28:15,754 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8301381c-b8fe-4f0a-a98c-5d0ccccdf5f3/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 03:28:15,754 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:28:15,756 INFO L158 Benchmark]: Toolchain (without parser) took 2044.66ms. Allocated memory is still 109.1MB. Free memory was 83.0MB in the beginning and 61.1MB in the end (delta: 21.9MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2024-11-25 03:28:15,756 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 83.9MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:28:15,757 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.60ms. Allocated memory is still 109.1MB. Free memory was 83.0MB in the beginning and 71.7MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:28:15,758 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.74ms. Allocated memory is still 109.1MB. Free memory was 71.7MB in the beginning and 70.2MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:28:15,758 INFO L158 Benchmark]: Boogie Preprocessor took 33.10ms. Allocated memory is still 109.1MB. Free memory was 70.2MB in the beginning and 69.2MB in the end (delta: 976.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:28:15,759 INFO L158 Benchmark]: RCFGBuilder took 810.75ms. Allocated memory is still 109.1MB. Free memory was 68.9MB in the beginning and 47.2MB in the end (delta: 21.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:28:15,759 INFO L158 Benchmark]: CodeCheck took 737.89ms. Allocated memory is still 109.1MB. Free memory was 47.2MB in the beginning and 64.7MB in the end (delta: -17.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:28:15,761 INFO L158 Benchmark]: Witness Printer took 122.06ms. Allocated memory is still 109.1MB. Free memory was 64.7MB in the beginning and 61.1MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:28:15,763 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, 2 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 0 mSDtfsCounter, 11 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, ConComCheckerStatistics: 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={30479:0}, B={30480:0}, C={30481:0}, M=-1073741824, i=0] [L30] COND TRUE i