./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_68_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_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/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_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/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_e4f4e2db-4360-4494-a4ad-bc11b85453cf/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 5bf83fdc9975e9ce1638f0608ea2dc012a86c7b3dcb1b026a1549f7ae7b48308 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:15:59,809 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:15:59,897 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 23:15:59,909 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:15:59,909 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:15:59,947 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:15:59,947 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:15:59,948 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:15:59,948 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:15:59,948 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:15:59,948 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:15:59,948 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:15:59,948 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:15:59,948 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:15:59,949 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:15:59,950 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:15:59,950 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:15:59,950 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:15:59,951 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:15:59,951 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:15:59,951 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:15:59,951 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:15:59,952 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:15:59,952 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:15:59,952 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:15:59,952 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:15:59,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:15:59,953 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:15:59,953 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:15:59,953 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:15:59,953 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:15:59,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:15:59,953 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_e4f4e2db-4360-4494-a4ad-bc11b85453cf/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 -> 5bf83fdc9975e9ce1638f0608ea2dc012a86c7b3dcb1b026a1549f7ae7b48308 [2024-11-13 23:16:00,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:16:00,280 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:16:00,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:16:00,285 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:16:00,286 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:16:00,287 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_68_bad.i Unable to find full path for "g++" [2024-11-13 23:16:02,066 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:16:02,546 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:16:02,551 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_68_bad.i [2024-11-13 23:16:02,588 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/data/67e0ad109/ccdc3a0f09664997af03e9e896619f7b/FLAG3ea91dd65 [2024-11-13 23:16:02,610 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/data/67e0ad109/ccdc3a0f09664997af03e9e896619f7b [2024-11-13 23:16:02,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:16:02,618 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:16:02,619 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:16:02,619 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:16:02,624 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:16:02,625 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:16:02" (1/1) ... [2024-11-13 23:16:02,626 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23871197 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:02, skipping insertion in model container [2024-11-13 23:16:02,626 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:16:02" (1/1) ... [2024-11-13 23:16:02,689 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:16:03,832 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:16:03,846 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:16:03,982 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:16:04,133 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:16:04,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:04 WrapperNode [2024-11-13 23:16:04,135 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:16:04,137 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:16:04,137 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:16:04,137 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:16:04,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:04" (1/1) ... [2024-11-13 23:16:04,177 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:04" (1/1) ... [2024-11-13 23:16:04,221 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 47 [2024-11-13 23:16:04,222 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:16:04,222 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:16:04,222 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:16:04,222 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:16:04,230 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:04" (1/1) ... [2024-11-13 23:16:04,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:04" (1/1) ... [2024-11-13 23:16:04,238 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:04" (1/1) ... [2024-11-13 23:16:04,239 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:04" (1/1) ... [2024-11-13 23:16:04,243 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:04" (1/1) ... [2024-11-13 23:16:04,248 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:04" (1/1) ... [2024-11-13 23:16:04,254 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:04" (1/1) ... [2024-11-13 23:16:04,255 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:04" (1/1) ... [2024-11-13 23:16:04,256 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:16:04,261 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:16:04,261 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:16:04,262 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:16:04,262 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:04" (1/1) ... [2024-11-13 23:16:04,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:16:04,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:16:04,305 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:16:04,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:16:04,336 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:16:04,336 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:16:04,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:16:04,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:16:04,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:16:04,458 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:16:04,459 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:16:04,564 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-13 23:16:04,564 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:16:04,605 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:16:04,606 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:16:04,606 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:04 BoogieIcfgContainer [2024-11-13 23:16:04,606 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:16:04,607 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:16:04,607 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:16:04,618 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:16:04,618 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:04" (1/1) ... [2024-11-13 23:16:04,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:16:04,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:04,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 23:16:04,691 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 23:16:04,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:16:04,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:04,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:16:04,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:16:04,799 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:16:04,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:16:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:16:04,883 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:16:04,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:16:04,913 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:16:04,951 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:16:04 ImpRootNode [2024-11-13 23:16:04,951 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:16:04,951 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:16:04,951 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:16:04,952 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:16:04,952 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:04" (3/4) ... [2024-11-13 23:16:04,955 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:16:04,955 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:16:04,956 INFO L158 Benchmark]: Toolchain (without parser) took 2340.13ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 85.9MB in the end (delta: 29.9MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2024-11-13 23:16:04,957 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:16:04,957 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1516.95ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 55.8MB in the end (delta: 59.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 23:16:04,957 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.08ms. Allocated memory is still 142.6MB. Free memory was 55.8MB in the beginning and 114.4MB in the end (delta: -58.6MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-11-13 23:16:04,958 INFO L158 Benchmark]: Boogie Preprocessor took 38.51ms. Allocated memory is still 142.6MB. Free memory was 114.4MB in the beginning and 113.7MB in the end (delta: 668.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:16:04,958 INFO L158 Benchmark]: RCFGBuilder took 345.15ms. Allocated memory is still 142.6MB. Free memory was 113.7MB in the beginning and 100.2MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:16:04,959 INFO L158 Benchmark]: CodeCheck took 343.75ms. Allocated memory is still 142.6MB. Free memory was 100.2MB in the beginning and 85.9MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:16:04,959 INFO L158 Benchmark]: Witness Printer took 4.18ms. Allocated memory is still 142.6MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:16:04,961 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 7 NumberOfCodeBlocks, 7 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: 1576]: 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 1563. 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); [L1549] int CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData; [L1563] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData=0, 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) [L1563] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE191_Integer_Underflow__int_fscanf_multiply_68_bad() [L1554] int data; [L1555] data = 0 [L1557] CWE191_Integer_Underflow__int_fscanf_multiply_68_badData = data [L1558] CALL CWE191_Integer_Underflow__int_fscanf_multiply_68b_badSink() [L1573] int data = CWE191_Integer_Underflow__int_fscanf_multiply_68_badData; VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=-1073741825, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1574] COND TRUE data < 0 VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=-1073741825, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1576] data * 2 VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=-1073741825, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData=0, 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 0.35ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1516.95ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 55.8MB in the end (delta: 59.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.08ms. Allocated memory is still 142.6MB. Free memory was 55.8MB in the beginning and 114.4MB in the end (delta: -58.6MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.51ms. Allocated memory is still 142.6MB. Free memory was 114.4MB in the beginning and 113.7MB in the end (delta: 668.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 345.15ms. Allocated memory is still 142.6MB. Free memory was 113.7MB in the beginning and 100.2MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 343.75ms. Allocated memory is still 142.6MB. Free memory was 100.2MB in the beginning and 85.9MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.18ms. Allocated memory is still 142.6MB. Free memory is still 85.9MB. 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 23:16:04,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/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_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/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_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/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_e4f4e2db-4360-4494-a4ad-bc11b85453cf/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 5bf83fdc9975e9ce1638f0608ea2dc012a86c7b3dcb1b026a1549f7ae7b48308 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:16:07,615 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:16:07,726 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 23:16:07,793 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:16:07,794 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:16:07,794 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:16:07,795 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:16:07,795 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:16:07,795 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:16:07,795 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:16:07,795 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:16:07,795 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:16:07,795 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:16:07,796 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:16:07,797 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:16:07,797 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:16:07,797 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:16:07,798 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:16:07,798 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:16:07,798 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:16:07,799 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:16:07,799 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:16:07,799 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:16:07,799 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:16:07,799 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:16:07,800 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:07,800 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:16:07,800 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:16:07,800 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:16:07,800 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:16:07,800 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:16:07,800 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:16:07,801 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:16:07,801 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:07,801 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:16:07,801 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_e4f4e2db-4360-4494-a4ad-bc11b85453cf/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 -> 5bf83fdc9975e9ce1638f0608ea2dc012a86c7b3dcb1b026a1549f7ae7b48308 [2024-11-13 23:16:08,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:16:08,124 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:16:08,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:16:08,131 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:16:08,131 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:16:08,136 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_68_bad.i Unable to find full path for "g++" [2024-11-13 23:16:10,162 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:16:10,597 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:16:10,597 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_68_bad.i [2024-11-13 23:16:10,622 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/data/c8745d968/9cace45562db4f4e982adc0d6bd3dfe3/FLAGdcf9d4729 [2024-11-13 23:16:10,637 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/data/c8745d968/9cace45562db4f4e982adc0d6bd3dfe3 [2024-11-13 23:16:10,640 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:16:10,641 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:16:10,642 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:16:10,643 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:16:10,647 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:16:10,648 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:16:10" (1/1) ... [2024-11-13 23:16:10,649 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@584d31df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:10, skipping insertion in model container [2024-11-13 23:16:10,650 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:16:10" (1/1) ... [2024-11-13 23:16:10,717 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:16:11,832 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:16:11,852 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:16:11,993 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:16:12,161 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:16:12,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:12 WrapperNode [2024-11-13 23:16:12,161 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:16:12,162 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:16:12,163 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:16:12,163 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:16:12,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:12" (1/1) ... [2024-11-13 23:16:12,191 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:12" (1/1) ... [2024-11-13 23:16:12,220 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 46 [2024-11-13 23:16:12,220 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:16:12,221 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:16:12,221 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:16:12,221 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:16:12,228 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:12" (1/1) ... [2024-11-13 23:16:12,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:12" (1/1) ... [2024-11-13 23:16:12,233 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:12" (1/1) ... [2024-11-13 23:16:12,234 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:12" (1/1) ... [2024-11-13 23:16:12,241 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:12" (1/1) ... [2024-11-13 23:16:12,243 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:12" (1/1) ... [2024-11-13 23:16:12,245 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:12" (1/1) ... [2024-11-13 23:16:12,246 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:12" (1/1) ... [2024-11-13 23:16:12,249 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:16:12,251 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:16:12,251 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:16:12,251 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:16:12,252 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:12" (1/1) ... [2024-11-13 23:16:12,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:16:12,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:16:12,282 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:16:12,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:16:12,307 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:16:12,308 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:16:12,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:16:12,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:16:12,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:16:12,463 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:16:12,465 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:16:12,594 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-13 23:16:12,595 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:16:12,634 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:16:12,635 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:16:12,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:12 BoogieIcfgContainer [2024-11-13 23:16:12,635 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:16:12,636 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:16:12,636 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:16:12,647 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:16:12,647 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:12" (1/1) ... [2024-11-13 23:16:12,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:16:12,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:12,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 23:16:12,704 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 23:16:12,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:16:12,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:12,708 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:12,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:16:12,712 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:16:12,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:16:12,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:16:12,918 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:16:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:16:13,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:16:13,045 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:16:13,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:16:13,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:16:13,091 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:16:13,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:16:13 ImpRootNode [2024-11-13 23:16:13,115 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:16:13,116 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:16:13,116 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:16:13,116 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:16:13,117 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:12" (3/4) ... [2024-11-13 23:16:13,119 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:16:13,120 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:16:13,121 INFO L158 Benchmark]: Toolchain (without parser) took 2479.60ms. Allocated memory is still 83.9MB. Free memory was 57.1MB in the beginning and 44.0MB in the end (delta: 13.1MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2024-11-13 23:16:13,121 INFO L158 Benchmark]: CDTParser took 4.21ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:16:13,121 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1519.40ms. Allocated memory is still 83.9MB. Free memory was 56.8MB in the beginning and 52.7MB in the end (delta: 4.2MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2024-11-13 23:16:13,122 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.73ms. Allocated memory is still 83.9MB. Free memory was 52.7MB in the beginning and 50.0MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:16:13,122 INFO L158 Benchmark]: Boogie Preprocessor took 29.75ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 48.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:16:13,122 INFO L158 Benchmark]: RCFGBuilder took 384.42ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 33.8MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:16:13,123 INFO L158 Benchmark]: CodeCheck took 479.27ms. Allocated memory is still 83.9MB. Free memory was 33.8MB in the beginning and 44.0MB in the end (delta: -10.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:16:13,123 INFO L158 Benchmark]: Witness Printer took 3.98ms. Allocated memory is still 83.9MB. Free memory was 44.0MB in the beginning and 44.0MB in the end (delta: 6.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:16:13,125 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, 14 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, 7 NumberOfCodeBlocks, 7 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: 1576]: 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 1563. 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); [L1550] int CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData; [L1563] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, 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) [L1563] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE191_Integer_Underflow__int_fscanf_multiply_68_bad() [L1554] int data; [L1555] data = 0 [L1557] CWE191_Integer_Underflow__int_fscanf_multiply_68_badData = data [L1558] CALL CWE191_Integer_Underflow__int_fscanf_multiply_68b_badSink() [L1573] int data = CWE191_Integer_Underflow__int_fscanf_multiply_68_badData; VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=-2147483648, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1574] COND TRUE data < 0 VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=-2147483648, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1576] data * 2 VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=-2147483648, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, 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 4.21ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1519.40ms. Allocated memory is still 83.9MB. Free memory was 56.8MB in the beginning and 52.7MB in the end (delta: 4.2MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.73ms. Allocated memory is still 83.9MB. Free memory was 52.7MB in the beginning and 50.0MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.75ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 48.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 384.42ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 33.8MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 479.27ms. Allocated memory is still 83.9MB. Free memory was 33.8MB in the beginning and 44.0MB in the end (delta: -10.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.98ms. Allocated memory is still 83.9MB. Free memory was 44.0MB in the beginning and 44.0MB in the end (delta: 6.5kB). 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 23:16:13,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4f4e2db-4360-4494-a4ad-bc11b85453cf/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