./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_03_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_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/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_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_03_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/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_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/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 8a108ea983a249e295f6d368780a06b10878282e35c5cf0b62890b47e75cdc3e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:34:52,884 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:34:52,947 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:34:52,952 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:34:52,952 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:34:52,973 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:34:52,974 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:34:52,974 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:34:52,975 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:34:52,975 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:34:52,975 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:34:52,975 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:34:52,975 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:34:52,975 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:34:52,976 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:34:52,976 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:34:52,976 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:34:52,976 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:34:52,976 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:34:52,976 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:34:52,976 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:34:52,977 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:34:52,977 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:34:52,977 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:34:52,977 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:34:52,977 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:34:52,977 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:34:52,978 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:34:52,978 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:34:52,978 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:34:52,978 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:34:52,978 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:34:52,978 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_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/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 -> 8a108ea983a249e295f6d368780a06b10878282e35c5cf0b62890b47e75cdc3e [2024-11-13 21:34:53,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:34:53,308 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:34:53,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:34:53,312 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:34:53,313 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:34:53,316 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_03_bad.i Unable to find full path for "g++" [2024-11-13 21:34:55,201 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:34:55,679 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:34:55,680 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_03_bad.i [2024-11-13 21:34:55,715 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/data/d186de8b9/44dd6b1a4dc845439c987798c30ce898/FLAG5d3ba37f5 [2024-11-13 21:34:55,736 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/data/d186de8b9/44dd6b1a4dc845439c987798c30ce898 [2024-11-13 21:34:55,738 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:34:55,741 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:34:55,744 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:34:55,744 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:34:55,749 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:34:55,749 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:34:55" (1/1) ... [2024-11-13 21:34:55,750 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e5a5f64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:55, skipping insertion in model container [2024-11-13 21:34:55,750 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:34:55" (1/1) ... [2024-11-13 21:34:55,818 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:34:56,716 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:34:56,724 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:34:56,831 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:34:56,980 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:34:56,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56 WrapperNode [2024-11-13 21:34:56,981 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:34:56,982 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:34:56,982 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:34:56,982 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:34:56,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56" (1/1) ... [2024-11-13 21:34:57,018 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56" (1/1) ... [2024-11-13 21:34:57,049 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-13 21:34:57,049 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:34:57,050 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:34:57,050 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:34:57,050 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:34:57,057 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56" (1/1) ... [2024-11-13 21:34:57,058 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56" (1/1) ... [2024-11-13 21:34:57,061 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56" (1/1) ... [2024-11-13 21:34:57,065 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56" (1/1) ... [2024-11-13 21:34:57,073 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56" (1/1) ... [2024-11-13 21:34:57,075 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56" (1/1) ... [2024-11-13 21:34:57,076 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56" (1/1) ... [2024-11-13 21:34:57,076 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56" (1/1) ... [2024-11-13 21:34:57,082 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:34:57,083 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:34:57,083 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:34:57,083 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:34:57,084 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56" (1/1) ... [2024-11-13 21:34:57,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:34:57,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:34:57,124 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:34:57,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:34:57,156 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:34:57,157 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:34:57,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:34:57,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:34:57,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:34:57,317 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:34:57,319 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:34:57,444 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 21:34:57,444 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:34:57,496 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:34:57,496 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 21:34:57,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:34:57 BoogieIcfgContainer [2024-11-13 21:34:57,497 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:34:57,497 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:34:57,497 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:34:57,506 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:34:57,506 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:34:57" (1/1) ... [2024-11-13 21:34:57,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:34:57,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:57,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 21:34:57,568 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 21:34:57,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:34:57,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:57,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:57,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:57,850 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 21:34:57,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:57,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 21:34:57,902 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 21:34:57,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:34:57,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:57,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:57,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:34:57,938 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:34:57,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:34:58,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:34:58,038 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:34:58,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:34:58,074 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:34:58,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:34:58 ImpRootNode [2024-11-13 21:34:58,102 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:34:58,103 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:34:58,103 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:34:58,103 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:34:58,104 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:34:57" (3/4) ... [2024-11-13 21:34:58,106 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:34:58,107 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:34:58,108 INFO L158 Benchmark]: Toolchain (without parser) took 2367.75ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 45.9MB in the end (delta: 44.8MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. [2024-11-13 21:34:58,109 INFO L158 Benchmark]: CDTParser took 0.67ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:58,109 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1237.69ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 83.4MB in the end (delta: 7.2MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-13 21:34:58,110 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.79ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 80.8MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:34:58,110 INFO L158 Benchmark]: Boogie Preprocessor took 32.22ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 80.2MB in the end (delta: 601.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:58,111 INFO L158 Benchmark]: RCFGBuilder took 413.53ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 66.6MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:34:58,111 INFO L158 Benchmark]: CodeCheck took 605.15ms. Allocated memory is still 117.4MB. Free memory was 66.6MB in the beginning and 45.9MB in the end (delta: 20.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:34:58,112 INFO L158 Benchmark]: Witness Printer took 4.51ms. Allocated memory is still 117.4MB. Free memory is still 45.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:58,114 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, 13 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 37 GetRequests, 35 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, 0.1s 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: 1559]: 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 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_fscanf_preinc_03_bad() [L1550] int data; [L1551] data = 0 [L1559] ++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 0.67ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1237.69ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 83.4MB in the end (delta: 7.2MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.79ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 80.8MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.22ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 80.2MB in the end (delta: 601.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 413.53ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 66.6MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 605.15ms. Allocated memory is still 117.4MB. Free memory was 66.6MB in the beginning and 45.9MB in the end (delta: 20.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.51ms. Allocated memory is still 117.4MB. Free memory is still 45.9MB. 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 21:34:58,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/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_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/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_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_03_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/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_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/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 8a108ea983a249e295f6d368780a06b10878282e35c5cf0b62890b47e75cdc3e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:35:01,018 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:35:01,119 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:35:01,185 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:35:01,186 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:35:01,186 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:35:01,186 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:35:01,187 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:35:01,189 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:35:01,189 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:35:01,190 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:35:01,190 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:35:01,190 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:35:01,190 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:35:01,191 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:35:01,191 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:35:01,191 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:35:01,191 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:35:01,191 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:35:01,191 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:35:01,191 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:35:01,191 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:35:01,191 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:35:01,191 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:35:01,192 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:35:01,192 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:01,192 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:35:01,192 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:35:01,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:35:01,192 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:35:01,192 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:35:01,192 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:35:01,192 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:35:01,192 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:01,192 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:35:01,193 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_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/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 -> 8a108ea983a249e295f6d368780a06b10878282e35c5cf0b62890b47e75cdc3e [2024-11-13 21:35:01,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:35:01,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:35:01,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:35:01,532 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:35:01,532 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:35:01,533 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_03_bad.i Unable to find full path for "g++" [2024-11-13 21:35:03,515 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:35:03,969 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:35:03,969 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_03_bad.i [2024-11-13 21:35:04,003 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/data/e1bec93db/43ec5f4ac49b49bd99636cb6819099d8/FLAGa336f3fab [2024-11-13 21:35:04,025 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/data/e1bec93db/43ec5f4ac49b49bd99636cb6819099d8 [2024-11-13 21:35:04,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:35:04,030 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:35:04,031 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:35:04,031 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:35:04,036 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:35:04,036 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:35:04" (1/1) ... [2024-11-13 21:35:04,037 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c4fb04f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:04, skipping insertion in model container [2024-11-13 21:35:04,038 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:35:04" (1/1) ... [2024-11-13 21:35:04,105 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:35:05,223 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:35:05,240 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:35:05,366 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:35:05,528 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:35:05,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:05 WrapperNode [2024-11-13 21:35:05,529 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:35:05,529 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:35:05,529 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:35:05,530 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:35:05,536 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:05" (1/1) ... [2024-11-13 21:35:05,558 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:05" (1/1) ... [2024-11-13 21:35:05,578 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2024-11-13 21:35:05,578 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:35:05,579 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:35:05,579 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:35:05,579 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:35:05,586 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:05" (1/1) ... [2024-11-13 21:35:05,586 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:05" (1/1) ... [2024-11-13 21:35:05,589 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:05" (1/1) ... [2024-11-13 21:35:05,589 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:05" (1/1) ... [2024-11-13 21:35:05,596 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:05" (1/1) ... [2024-11-13 21:35:05,597 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:05" (1/1) ... [2024-11-13 21:35:05,599 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:05" (1/1) ... [2024-11-13 21:35:05,600 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:05" (1/1) ... [2024-11-13 21:35:05,607 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:35:05,608 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:35:05,608 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:35:05,608 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:35:05,609 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:05" (1/1) ... [2024-11-13 21:35:05,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:35:05,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:35:05,641 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:35:05,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:35:05,668 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:35:05,668 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:35:05,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:35:05,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:35:05,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:35:05,841 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:35:05,842 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:35:05,957 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-13 21:35:05,957 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:35:06,012 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:35:06,017 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 21:35:06,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:35:06 BoogieIcfgContainer [2024-11-13 21:35:06,017 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:35:06,018 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:35:06,018 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:35:06,030 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:35:06,031 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:35:06" (1/1) ... [2024-11-13 21:35:06,040 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:35:06,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:06,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 21:35:06,093 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 21:35:06,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:35:06,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:06,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:06,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:06,103 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:06,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:35:06,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:06,270 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:06,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:06,313 INFO L255 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:35:06,317 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:06,335 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 21:35:06,337 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:35:06,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:35:06,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:06,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 21:35:06,360 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 21:35:06,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:35:06,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:06,360 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:06,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:06,363 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:06,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:35:06,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:35:06,496 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:35:06,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:35:06,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:35:06,595 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:35:06,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:35:06,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 21:35:06,634 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:35:06,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:35:06 ImpRootNode [2024-11-13 21:35:06,666 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:35:06,667 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:35:06,668 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:35:06,668 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:35:06,670 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:35:06" (3/4) ... [2024-11-13 21:35:06,673 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:35:06,674 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:35:06,677 INFO L158 Benchmark]: Toolchain (without parser) took 2645.70ms. Allocated memory is still 83.9MB. Free memory was 57.1MB in the beginning and 38.9MB in the end (delta: 18.1MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2024-11-13 21:35:06,678 INFO L158 Benchmark]: CDTParser took 3.98ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:35:06,678 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1498.05ms. Allocated memory is still 83.9MB. Free memory was 57.1MB in the beginning and 53.1MB in the end (delta: 3.9MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2024-11-13 21:35:06,678 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.76ms. Allocated memory is still 83.9MB. Free memory was 53.1MB in the beginning and 50.7MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:35:06,678 INFO L158 Benchmark]: Boogie Preprocessor took 28.71ms. Allocated memory is still 83.9MB. Free memory was 50.7MB in the beginning and 49.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:35:06,679 INFO L158 Benchmark]: RCFGBuilder took 409.37ms. Allocated memory is still 83.9MB. Free memory was 49.1MB in the beginning and 34.3MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:35:06,679 INFO L158 Benchmark]: CodeCheck took 648.17ms. Allocated memory is still 83.9MB. Free memory was 34.3MB in the beginning and 38.9MB in the end (delta: -4.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:35:06,679 INFO L158 Benchmark]: Witness Printer took 6.94ms. Allocated memory is still 83.9MB. Free memory was 38.9MB in the beginning and 38.9MB in the end (delta: 6.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:35:06,681 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, 13 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15 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, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 40 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, 29 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: 1559]: 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 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_fscanf_preinc_03_bad() [L1550] int data; [L1551] data = 0 [L1559] ++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 3.98ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1498.05ms. Allocated memory is still 83.9MB. Free memory was 57.1MB in the beginning and 53.1MB in the end (delta: 3.9MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.76ms. Allocated memory is still 83.9MB. Free memory was 53.1MB in the beginning and 50.7MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.71ms. Allocated memory is still 83.9MB. Free memory was 50.7MB in the beginning and 49.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 409.37ms. Allocated memory is still 83.9MB. Free memory was 49.1MB in the beginning and 34.3MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 648.17ms. Allocated memory is still 83.9MB. Free memory was 34.3MB in the beginning and 38.9MB in the end (delta: -4.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.94ms. Allocated memory is still 83.9MB. Free memory was 38.9MB in the beginning and 38.9MB 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 21:35:06,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf717efe-3c82-44ee-8aa6-c4bb3987b38c/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