./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_66_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a1b1aa8fd486a852ab1954a54305c703fd6efd58345233677fa8b4e8b9c4394e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:32:16,059 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:32:16,150 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:32:16,158 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:32:16,161 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:32:16,191 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:32:16,192 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:32:16,192 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:32:16,192 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:32:16,192 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:32:16,192 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:32:16,193 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:32:16,193 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:32:16,193 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:32:16,193 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:32:16,193 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:32:16,193 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:32:16,193 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:32:16,193 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:32:16,193 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:32:16,193 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:32:16,194 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:32:16,194 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:32:16,194 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:32:16,194 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:32:16,194 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:32:16,194 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:16,194 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:32:16,194 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:32:16,194 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:32:16,195 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:32:16,195 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:32:16,195 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_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm 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 ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1b1aa8fd486a852ab1954a54305c703fd6efd58345233677fa8b4e8b9c4394e [2024-11-13 20:32:16,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:32:16,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:32:16,538 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:32:16,540 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:32:16,542 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:32:16,543 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_66_bad.i Unable to find full path for "g++" [2024-11-13 20:32:18,528 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:32:18,955 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:32:18,955 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_66_bad.i [2024-11-13 20:32:18,991 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/data/c01687777/4131851ac41a49dca1b20fcd97eafc11/FLAGe26df2e52 [2024-11-13 20:32:19,006 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/data/c01687777/4131851ac41a49dca1b20fcd97eafc11 [2024-11-13 20:32:19,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:32:19,010 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:32:19,011 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:19,011 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:32:19,016 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:32:19,017 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:19" (1/1) ... [2024-11-13 20:32:19,018 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@415cf8a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:19, skipping insertion in model container [2024-11-13 20:32:19,018 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:19" (1/1) ... [2024-11-13 20:32:19,080 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:32:19,943 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:19,952 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:32:20,060 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:20,211 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:32:20,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:20 WrapperNode [2024-11-13 20:32:20,212 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:20,214 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:20,214 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:32:20,215 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:32:20,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:20" (1/1) ... [2024-11-13 20:32:20,245 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:20" (1/1) ... [2024-11-13 20:32:20,267 INFO L138 Inliner]: procedures = 498, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 51 [2024-11-13 20:32:20,267 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:20,268 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:32:20,268 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:32:20,268 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:32:20,277 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:20" (1/1) ... [2024-11-13 20:32:20,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:20" (1/1) ... [2024-11-13 20:32:20,279 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:20" (1/1) ... [2024-11-13 20:32:20,280 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:20" (1/1) ... [2024-11-13 20:32:20,286 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:20" (1/1) ... [2024-11-13 20:32:20,288 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:20" (1/1) ... [2024-11-13 20:32:20,289 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:20" (1/1) ... [2024-11-13 20:32:20,290 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:20" (1/1) ... [2024-11-13 20:32:20,292 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:32:20,295 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:32:20,295 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:32:20,295 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:32:20,296 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:20" (1/1) ... [2024-11-13 20:32:20,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:20,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:32:20,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:32:20,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:32:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:32:20,360 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:32:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:32:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:32:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:32:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:32:20,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:32:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:32:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:32:20,525 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:32:20,527 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:32:20,671 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-13 20:32:20,672 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:32:20,727 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:32:20,729 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:32:20,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:20 BoogieIcfgContainer [2024-11-13 20:32:20,729 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:32:20,730 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:32:20,730 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:32:20,741 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:32:20,741 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:20" (1/1) ... [2024-11-13 20:32:20,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:32:20,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:20,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 20:32:20,812 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 20:32:20,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:32:20,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:20,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:32:20,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:20,976 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:32:21,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:21,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:21,114 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:32:21,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:21,157 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:32:21,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:32:21 ImpRootNode [2024-11-13 20:32:21,190 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:32:21,191 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:32:21,191 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:32:21,191 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:32:21,192 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:20" (3/4) ... [2024-11-13 20:32:21,195 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:32:21,195 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:32:21,197 INFO L158 Benchmark]: Toolchain (without parser) took 2186.81ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 48.2MB in the end (delta: 41.2MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2024-11-13 20:32:21,197 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:21,197 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1202.41ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 82.4MB in the end (delta: 6.8MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-13 20:32:21,198 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.37ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 79.6MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:32:21,198 INFO L158 Benchmark]: Boogie Preprocessor took 24.60ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 78.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:21,200 INFO L158 Benchmark]: RCFGBuilder took 434.46ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 65.3MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:32:21,201 INFO L158 Benchmark]: CodeCheck took 460.59ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 48.8MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:32:21,203 INFO L158 Benchmark]: Witness Printer took 4.60ms. Allocated memory is still 117.4MB. Free memory was 48.8MB in the beginning and 48.2MB in the end (delta: 549.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:21,205 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 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 - UnprovableResult [Line: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1561. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1561] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1561] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] CALL CWE191_Integer_Underflow__int_fscanf_sub_66_bad() [L1551] int data; [L1552] int dataArray[5]; [L1553] data = 0 [L1555] dataArray[2] = data [L1556] CALL CWE191_Integer_Underflow__int_fscanf_sub_66b_badSink(dataArray) [L1568] EXPR dataArray[2] [L1568] int data = dataArray[2]; [L1570] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1202.41ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 82.4MB in the end (delta: 6.8MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.37ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 79.6MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.60ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 78.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 434.46ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 65.3MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 460.59ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 48.8MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.60ms. Allocated memory is still 117.4MB. Free memory was 48.8MB in the beginning and 48.2MB in the end (delta: 549.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:32:21,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a1b1aa8fd486a852ab1954a54305c703fd6efd58345233677fa8b4e8b9c4394e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:32:23,820 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:32:23,906 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 20:32:23,973 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:32:23,974 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:32:23,974 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:32:23,974 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:32:23,974 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:32:23,974 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:32:23,975 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:32:23,975 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:32:23,975 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:32:23,975 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:32:23,975 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:32:23,982 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:32:23,982 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:32:23,982 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:32:23,982 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:32:23,982 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:32:23,983 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:32:23,983 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:32:23,983 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:32:23,983 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:32:23,983 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:32:23,983 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:32:23,983 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:32:23,983 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:32:23,983 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:32:23,983 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:23,984 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:32:23,984 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:32:23,984 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:32:23,984 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:32:23,984 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:32:23,984 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:32:23,984 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_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm 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 ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1b1aa8fd486a852ab1954a54305c703fd6efd58345233677fa8b4e8b9c4394e [2024-11-13 20:32:24,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:32:24,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:32:24,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:32:24,311 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:32:24,311 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:32:24,313 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_66_bad.i Unable to find full path for "g++" [2024-11-13 20:32:26,272 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:32:26,719 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:32:26,723 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_66_bad.i [2024-11-13 20:32:26,762 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/data/6333ae0f1/f64cc87b3e6b4da999d1d671f1c0eea5/FLAG36ab47a82 [2024-11-13 20:32:26,784 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/data/6333ae0f1/f64cc87b3e6b4da999d1d671f1c0eea5 [2024-11-13 20:32:26,788 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:32:26,792 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:32:26,793 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:26,795 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:32:26,801 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:32:26,802 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,805 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@541794d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26, skipping insertion in model container [2024-11-13 20:32:26,805 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,869 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:32:27,811 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:27,828 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:32:27,925 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:28,092 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:32:28,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:28 WrapperNode [2024-11-13 20:32:28,093 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:28,094 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:28,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:32:28,094 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:32:28,101 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:28" (1/1) ... [2024-11-13 20:32:28,139 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:28" (1/1) ... [2024-11-13 20:32:28,169 INFO L138 Inliner]: procedures = 503, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 50 [2024-11-13 20:32:28,170 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:28,171 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:32:28,171 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:32:28,171 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:32:28,178 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:28" (1/1) ... [2024-11-13 20:32:28,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:28" (1/1) ... [2024-11-13 20:32:28,183 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:28" (1/1) ... [2024-11-13 20:32:28,183 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:28" (1/1) ... [2024-11-13 20:32:28,199 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:28" (1/1) ... [2024-11-13 20:32:28,202 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:28" (1/1) ... [2024-11-13 20:32:28,205 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:28" (1/1) ... [2024-11-13 20:32:28,206 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:28" (1/1) ... [2024-11-13 20:32:28,210 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:32:28,210 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:32:28,210 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:32:28,210 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:32:28,211 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:28" (1/1) ... [2024-11-13 20:32:28,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:28,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:32:28,243 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:32:28,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:32:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:32:28,270 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:32:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:32:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:32:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:32:28,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:32:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 20:32:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:32:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 20:32:28,433 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:32:28,434 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:32:28,545 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 20:32:28,545 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:32:28,626 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:32:28,626 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:32:28,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:28 BoogieIcfgContainer [2024-11-13 20:32:28,627 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:32:28,629 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:32:28,629 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:32:28,639 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:32:28,639 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:28" (1/1) ... [2024-11-13 20:32:28,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:32:28,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:28,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 20:32:28,708 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 20:32:28,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:32:28,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:28,712 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:32:28,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:32:28,715 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:32:28,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:32:28,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:28,955 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:32:29,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:29,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:29,162 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:32:29,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:29,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:32:29,231 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:32:29,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:32:29 ImpRootNode [2024-11-13 20:32:29,266 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:32:29,268 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:32:29,268 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:32:29,268 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:32:29,269 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:28" (3/4) ... [2024-11-13 20:32:29,272 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:32:29,272 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:32:29,274 INFO L158 Benchmark]: Toolchain (without parser) took 2482.65ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 88.6MB in the beginning and 224.3MB in the end (delta: -135.7MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2024-11-13 20:32:29,276 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory was 84.0MB in the beginning and 83.9MB in the end (delta: 51.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:29,277 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1300.42ms. Allocated memory is still 117.4MB. Free memory was 88.4MB in the beginning and 67.5MB in the end (delta: 20.9MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2024-11-13 20:32:29,277 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.07ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 64.9MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:29,277 INFO L158 Benchmark]: Boogie Preprocessor took 39.04ms. Allocated memory is still 117.4MB. Free memory was 64.9MB in the beginning and 63.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:29,278 INFO L158 Benchmark]: RCFGBuilder took 416.64ms. Allocated memory is still 117.4MB. Free memory was 63.0MB in the beginning and 46.9MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:32:29,278 INFO L158 Benchmark]: CodeCheck took 637.65ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 46.9MB in the beginning and 225.0MB in the end (delta: -178.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:29,279 INFO L158 Benchmark]: Witness Printer took 4.63ms. Allocated memory is still 260.0MB. Free memory was 225.0MB in the beginning and 224.3MB in the end (delta: 705.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:29,284 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 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 - UnprovableResult [Line: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1561. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1561] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1561] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] CALL CWE191_Integer_Underflow__int_fscanf_sub_66_bad() [L1551] int data; [L1552] int dataArray[5]; [L1553] data = 0 [L1555] dataArray[2] = data [L1556] CALL CWE191_Integer_Underflow__int_fscanf_sub_66b_badSink(dataArray) [L1568] EXPR dataArray[2] [L1568] int data = dataArray[2]; [L1570] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory was 84.0MB in the beginning and 83.9MB in the end (delta: 51.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1300.42ms. Allocated memory is still 117.4MB. Free memory was 88.4MB in the beginning and 67.5MB in the end (delta: 20.9MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.07ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 64.9MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.04ms. Allocated memory is still 117.4MB. Free memory was 64.9MB in the beginning and 63.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 416.64ms. Allocated memory is still 117.4MB. Free memory was 63.0MB in the beginning and 46.9MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 637.65ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 46.9MB in the beginning and 225.0MB in the end (delta: -178.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.63ms. Allocated memory is still 260.0MB. Free memory was 225.0MB in the beginning and 224.3MB in the end (delta: 705.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:32:29,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c101f1-e055-4a3b-9dfe-c8ae0ba5b030/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample