./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_53_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_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/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_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/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_4856a7ec-68b1-4827-8acf-defac808e564/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 4ebb079350334cff9cb9a8b498526eb3f0cb7246fb215541ee6ad24fb4dda66b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:23:30,032 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:23:30,123 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:23:30,129 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:23:30,129 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:23:30,165 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:23:30,166 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:23:30,166 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:23:30,166 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:23:30,166 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:23:30,166 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:23:30,166 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:23:30,167 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:23:30,167 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:23:30,167 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:23:30,167 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:23:30,167 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:23:30,168 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:23:30,169 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:23:30,169 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:23:30,169 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:23:30,169 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:23:30,170 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:23:30,170 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:23:30,170 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:23:30,170 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:23:30,171 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:23:30,171 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:23:30,171 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:23:30,171 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:23:30,171 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:23:30,171 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:23:30,171 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_4856a7ec-68b1-4827-8acf-defac808e564/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 -> 4ebb079350334cff9cb9a8b498526eb3f0cb7246fb215541ee6ad24fb4dda66b [2024-11-13 22:23:30,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:23:30,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:23:30,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:23:30,523 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:23:30,525 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:23:30,526 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_53_bad.i Unable to find full path for "g++" [2024-11-13 22:23:32,369 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:23:32,902 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:23:32,903 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_53_bad.i [2024-11-13 22:23:32,924 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/data/8457e6fd0/fb8b587072684337b80254f6b2ff084a/FLAGacd647635 [2024-11-13 22:23:32,951 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/data/8457e6fd0/fb8b587072684337b80254f6b2ff084a [2024-11-13 22:23:32,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:23:32,955 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:23:32,956 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:23:32,957 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:23:32,961 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:23:32,962 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:23:32" (1/1) ... [2024-11-13 22:23:32,963 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f399b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:32, skipping insertion in model container [2024-11-13 22:23:32,964 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:23:32" (1/1) ... [2024-11-13 22:23:33,020 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:23:33,910 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:23:33,921 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:23:34,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:23:34,185 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:23:34,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:34 WrapperNode [2024-11-13 22:23:34,186 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:23:34,186 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:23:34,187 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:23:34,187 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:23:34,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:34" (1/1) ... [2024-11-13 22:23:34,214 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:34" (1/1) ... [2024-11-13 22:23:34,233 INFO L138 Inliner]: procedures = 500, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 51 [2024-11-13 22:23:34,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:23:34,234 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:23:34,235 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:23:34,235 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:23:34,241 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:34" (1/1) ... [2024-11-13 22:23:34,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:34" (1/1) ... [2024-11-13 22:23:34,244 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:34" (1/1) ... [2024-11-13 22:23:34,244 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:34" (1/1) ... [2024-11-13 22:23:34,248 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:34" (1/1) ... [2024-11-13 22:23:34,250 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:34" (1/1) ... [2024-11-13 22:23:34,251 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:34" (1/1) ... [2024-11-13 22:23:34,252 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:34" (1/1) ... [2024-11-13 22:23:34,254 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:23:34,255 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:23:34,255 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:23:34,255 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:23:34,256 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:34" (1/1) ... [2024-11-13 22:23:34,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:23:34,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:23:34,298 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:23:34,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:23:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:23:34,335 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:23:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:23:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:23:34,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:23:34,523 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:23:34,525 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:23:34,654 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 22:23:34,655 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:23:34,715 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:23:34,715 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:23:34,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:23:34 BoogieIcfgContainer [2024-11-13 22:23:34,718 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:23:34,719 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:23:34,719 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:23:34,730 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:23:34,730 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:23:34" (1/1) ... [2024-11-13 22:23:34,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:23:34,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:34,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 22:23:34,804 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 22:23:34,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:23:34,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:34,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:34,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:35,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:23:35,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:35,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 22:23:35,250 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 22:23:35,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:23:35,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:35,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:35,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:23:35,326 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:23:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:23:35,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:23:35,414 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:23:35,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:23:35,452 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:23:35,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:23:35 ImpRootNode [2024-11-13 22:23:35,487 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:23:35,488 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:23:35,488 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:23:35,489 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:23:35,490 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:23:34" (3/4) ... [2024-11-13 22:23:35,492 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:23:35,493 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:23:35,497 INFO L158 Benchmark]: Toolchain (without parser) took 2539.65ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 81.9MB in the end (delta: 8.0MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2024-11-13 22:23:35,497 INFO L158 Benchmark]: CDTParser took 1.16ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:35,497 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1229.59ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 82.8MB in the end (delta: 6.7MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. [2024-11-13 22:23:35,498 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.55ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 80.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:35,498 INFO L158 Benchmark]: Boogie Preprocessor took 19.48ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 79.5MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:23:35,498 INFO L158 Benchmark]: RCFGBuilder took 463.76ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 65.8MB in the end (delta: 13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:23:35,499 INFO L158 Benchmark]: CodeCheck took 768.56ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 81.9MB in the end (delta: -16.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:35,499 INFO L158 Benchmark]: Witness Printer took 5.34ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 81.9MB in the end (delta: 9.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:35,504 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: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 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, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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 - UnprovableResult [Line: 1577]: 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 1559. 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); [L1559] 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) [L1559] 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] [L1560] CALL CWE190_Integer_Overflow__int_fscanf_postinc_53_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE190_Integer_Overflow__int_fscanf_postinc_53b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_fscanf_postinc_53c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_fscanf_postinc_53d_badSink(data) [L1577] data++ 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 1.16ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1229.59ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 82.8MB in the end (delta: 6.7MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.55ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 80.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.48ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 79.5MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 463.76ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 65.8MB in the end (delta: 13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 768.56ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 81.9MB in the end (delta: -16.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.34ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 81.9MB in the end (delta: 9.8kB). 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 22:23:35,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/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_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/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_4856a7ec-68b1-4827-8acf-defac808e564/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 4ebb079350334cff9cb9a8b498526eb3f0cb7246fb215541ee6ad24fb4dda66b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:23:38,216 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:23:38,313 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:23:38,341 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:23:38,342 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:23:38,342 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:23:38,343 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:23:38,343 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:23:38,344 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:23:38,345 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:23:38,345 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:23:38,345 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:23:38,346 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:23:38,346 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:23:38,347 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:23:38,347 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:23:38,347 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:23:38,347 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:23:38,347 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:23:38,347 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:23:38,347 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:23:38,347 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:23:38,347 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:23:38,347 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:23:38,347 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:23:38,348 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:38,348 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:23:38,348 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:23:38,348 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:23:38,348 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:23:38,348 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:23:38,348 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:23:38,348 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:23:38,348 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:38,348 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:23:38,348 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_4856a7ec-68b1-4827-8acf-defac808e564/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 -> 4ebb079350334cff9cb9a8b498526eb3f0cb7246fb215541ee6ad24fb4dda66b [2024-11-13 22:23:38,726 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:23:38,733 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:23:38,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:23:38,737 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:23:38,737 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:23:38,738 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_53_bad.i Unable to find full path for "g++" [2024-11-13 22:23:40,710 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:23:41,172 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:23:41,174 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_53_bad.i [2024-11-13 22:23:41,212 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/data/d0cbd3fc5/a8cc252cb07447acb8ab42abb877723f/FLAG04f2e5d3e [2024-11-13 22:23:41,234 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/data/d0cbd3fc5/a8cc252cb07447acb8ab42abb877723f [2024-11-13 22:23:41,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:23:41,239 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:23:41,240 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:23:41,241 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:23:41,245 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:23:41,246 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:23:41" (1/1) ... [2024-11-13 22:23:41,247 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e7cf3b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:41, skipping insertion in model container [2024-11-13 22:23:41,247 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:23:41" (1/1) ... [2024-11-13 22:23:41,293 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:23:42,321 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:23:42,334 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:23:42,452 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:23:42,635 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:23:42,636 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:42 WrapperNode [2024-11-13 22:23:42,636 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:23:42,637 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:23:42,637 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:23:42,638 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:23:42,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:42" (1/1) ... [2024-11-13 22:23:42,673 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:42" (1/1) ... [2024-11-13 22:23:42,695 INFO L138 Inliner]: procedures = 505, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 50 [2024-11-13 22:23:42,696 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:23:42,696 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:23:42,696 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:23:42,697 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:23:42,704 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:42" (1/1) ... [2024-11-13 22:23:42,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:42" (1/1) ... [2024-11-13 22:23:42,710 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:42" (1/1) ... [2024-11-13 22:23:42,710 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:42" (1/1) ... [2024-11-13 22:23:42,722 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:42" (1/1) ... [2024-11-13 22:23:42,724 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:42" (1/1) ... [2024-11-13 22:23:42,727 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:42" (1/1) ... [2024-11-13 22:23:42,728 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:42" (1/1) ... [2024-11-13 22:23:42,731 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:23:42,732 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:23:42,732 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:23:42,732 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:23:42,734 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:42" (1/1) ... [2024-11-13 22:23:42,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:23:42,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:23:42,768 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:23:42,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:23:42,798 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:23:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:23:42,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:23:42,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:23:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:23:42,991 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:23:42,993 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:23:43,146 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-13 22:23:43,147 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:23:43,216 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:23:43,216 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:23:43,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:23:43 BoogieIcfgContainer [2024-11-13 22:23:43,217 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:23:43,217 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:23:43,217 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:23:43,231 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:23:43,231 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:23:43" (1/1) ... [2024-11-13 22:23:43,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:23:43,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:43,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 22:23:43,307 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 22:23:43,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:23:43,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:43,314 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:43,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:43,317 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:43,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:23:43,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:43,473 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:43,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:43,516 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:23:43,523 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:43,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:23:43,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 22:23:43,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:43,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 22:23:43,642 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 22:23:43,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:23:43,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:43,642 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:43,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:43,646 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:43,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:23:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:23:43,821 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:23:43,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:23:43,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:23:43,940 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:23:43,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:23:43,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:23:43,995 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:23:44,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:23:44 ImpRootNode [2024-11-13 22:23:44,032 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:23:44,033 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:23:44,033 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:23:44,033 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:23:44,034 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:23:43" (3/4) ... [2024-11-13 22:23:44,036 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:23:44,039 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:23:44,042 INFO L158 Benchmark]: Toolchain (without parser) took 2800.69ms. Allocated memory is still 117.4MB. Free memory was 89.8MB in the beginning and 77.4MB in the end (delta: 12.4MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2024-11-13 22:23:44,044 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:44,045 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1396.07ms. Allocated memory is still 117.4MB. Free memory was 89.8MB in the beginning and 68.1MB in the end (delta: 21.6MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2024-11-13 22:23:44,045 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.83ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 65.6MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:44,046 INFO L158 Benchmark]: Boogie Preprocessor took 34.88ms. Allocated memory is still 117.4MB. Free memory was 65.6MB in the beginning and 64.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:44,046 INFO L158 Benchmark]: RCFGBuilder took 484.62ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 47.9MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:23:44,047 INFO L158 Benchmark]: CodeCheck took 815.04ms. Allocated memory is still 117.4MB. Free memory was 47.9MB in the beginning and 77.4MB in the end (delta: -29.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:44,047 INFO L158 Benchmark]: Witness Printer took 5.59ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 77.4MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:44,052 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: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 6 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 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, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 36 ConjunctsInSsa, 1 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 - UnprovableResult [Line: 1577]: 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 1559. 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); [L1559] 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) [L1559] 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] [L1560] CALL CWE190_Integer_Overflow__int_fscanf_postinc_53_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE190_Integer_Overflow__int_fscanf_postinc_53b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_fscanf_postinc_53c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_fscanf_postinc_53d_badSink(data) [L1577] data++ 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 0.29ms. Allocated memory is still 117.4MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1396.07ms. Allocated memory is still 117.4MB. Free memory was 89.8MB in the beginning and 68.1MB in the end (delta: 21.6MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.83ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 65.6MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.88ms. Allocated memory is still 117.4MB. Free memory was 65.6MB in the beginning and 64.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 484.62ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 47.9MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 815.04ms. Allocated memory is still 117.4MB. Free memory was 47.9MB in the beginning and 77.4MB in the end (delta: -29.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.59ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 77.4MB in the end (delta: 42.6kB). 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 22:23:44,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4856a7ec-68b1-4827-8acf-defac808e564/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