./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_41_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_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/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_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_41_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/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_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/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 beb5dcb75886a57af0a80d3a57fc05b6266be1c2518358e931223fde579340d9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:08:09,406 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:08:09,521 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:08:09,531 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:08:09,531 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:08:09,573 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:08:09,574 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:08:09,574 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:08:09,575 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:08:09,575 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:08:09,575 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:08:09,577 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:08:09,577 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:08:09,577 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:08:09,578 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:08:09,578 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:08:09,578 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:08:09,578 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:08:09,579 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:08:09,579 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:08:09,579 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:08:09,579 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:08:09,579 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:08:09,579 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:08:09,580 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:08:09,580 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:08:09,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:08:09,580 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:08:09,581 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:08:09,581 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:08:09,581 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:08:09,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:08:09,581 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_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/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 -> beb5dcb75886a57af0a80d3a57fc05b6266be1c2518358e931223fde579340d9 [2024-11-13 21:08:09,993 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:08:10,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:08:10,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:08:10,013 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:08:10,014 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:08:10,018 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_41_bad.i Unable to find full path for "g++" [2024-11-13 21:08:12,004 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:08:12,541 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:08:12,544 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_41_bad.i [2024-11-13 21:08:12,575 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/data/d0a243d3c/3c63acfea0eb4439bfa82501f4820851/FLAGb3a55bf38 [2024-11-13 21:08:12,591 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/data/d0a243d3c/3c63acfea0eb4439bfa82501f4820851 [2024-11-13 21:08:12,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:08:12,596 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:08:12,598 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:08:12,598 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:08:12,607 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:08:12,608 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:08:12" (1/1) ... [2024-11-13 21:08:12,609 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e387cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:12, skipping insertion in model container [2024-11-13 21:08:12,610 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:08:12" (1/1) ... [2024-11-13 21:08:12,668 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:08:13,679 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:08:13,695 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:08:13,840 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:08:14,022 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:08:14,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:14 WrapperNode [2024-11-13 21:08:14,024 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:08:14,025 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:08:14,025 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:08:14,025 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:08:14,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:14" (1/1) ... [2024-11-13 21:08:14,059 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:14" (1/1) ... [2024-11-13 21:08:14,084 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 47 [2024-11-13 21:08:14,085 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:08:14,086 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:08:14,086 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:08:14,086 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:08:14,094 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:14" (1/1) ... [2024-11-13 21:08:14,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:14" (1/1) ... [2024-11-13 21:08:14,097 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:14" (1/1) ... [2024-11-13 21:08:14,097 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:14" (1/1) ... [2024-11-13 21:08:14,106 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:14" (1/1) ... [2024-11-13 21:08:14,116 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:14" (1/1) ... [2024-11-13 21:08:14,117 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:14" (1/1) ... [2024-11-13 21:08:14,118 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:14" (1/1) ... [2024-11-13 21:08:14,124 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:08:14,125 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:08:14,125 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:08:14,125 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:08:14,126 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:14" (1/1) ... [2024-11-13 21:08:14,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:08:14,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:08:14,158 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:08:14,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:08:14,182 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:08:14,182 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:08:14,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:08:14,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:08:14,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:08:14,329 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:08:14,330 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:08:14,437 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 21:08:14,437 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:08:14,492 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:08:14,492 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:08:14,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:08:14 BoogieIcfgContainer [2024-11-13 21:08:14,492 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:08:14,494 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:08:14,495 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:08:14,508 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:08:14,509 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:08:14" (1/1) ... [2024-11-13 21:08:14,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:08:14,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:14,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 21:08:14,576 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 21:08:14,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:08:14,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:14,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:08:14,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:14,986 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 21:08:15,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:15,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 21:08:15,044 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 21:08:15,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:08:15,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:15,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:08:15,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:08:15,066 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:08:15,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:08:15,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:08:15,144 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:08:15,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:08:15,175 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:08:15,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:08:15 ImpRootNode [2024-11-13 21:08:15,204 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:08:15,205 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:08:15,205 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:08:15,205 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:08:15,206 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:08:14" (3/4) ... [2024-11-13 21:08:15,209 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:08:15,209 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:08:15,211 INFO L158 Benchmark]: Toolchain (without parser) took 2614.44ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 42.1MB in the end (delta: 49.5MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. [2024-11-13 21:08:15,211 INFO L158 Benchmark]: CDTParser took 2.95ms. Allocated memory is still 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:08:15,212 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1426.51ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 82.0MB in the end (delta: 9.5MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2024-11-13 21:08:15,212 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.27ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 79.2MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:08:15,213 INFO L158 Benchmark]: Boogie Preprocessor took 38.18ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 78.6MB in the end (delta: 598.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:08:15,213 INFO L158 Benchmark]: RCFGBuilder took 367.95ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 65.3MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:08:15,214 INFO L158 Benchmark]: CodeCheck took 709.81ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 42.1MB in the end (delta: 23.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:08:15,214 INFO L158 Benchmark]: Witness Printer took 4.62ms. Allocated memory is still 117.4MB. Free memory is still 42.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:08:15,217 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1551]: 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 1566. 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); [L1566] 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) [L1566] 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] [L1567] CALL CWE190_Integer_Overflow__int_fscanf_postinc_41_bad() [L1558] int data; [L1559] data = 0 [L1561] CALL badSink(data) [L1551] 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 2.95ms. Allocated memory is still 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1426.51ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 82.0MB in the end (delta: 9.5MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.27ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 79.2MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.18ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 78.6MB in the end (delta: 598.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 367.95ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 65.3MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 709.81ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 42.1MB in the end (delta: 23.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.62ms. Allocated memory is still 117.4MB. Free memory is still 42.1MB. 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 21:08:15,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/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_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/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_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_41_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/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_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/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 beb5dcb75886a57af0a80d3a57fc05b6266be1c2518358e931223fde579340d9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:08:18,131 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:08:18,308 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:08:18,376 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:08:18,378 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:08:18,378 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:08:18,378 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:08:18,379 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:08:18,379 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:08:18,380 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:08:18,380 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:08:18,380 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:08:18,380 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:08:18,381 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:08:18,382 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:08:18,383 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:08:18,383 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:08:18,383 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:08:18,383 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:08:18,383 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:08:18,383 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:08:18,383 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:08:18,384 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:08:18,384 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:08:18,384 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:08:18,384 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:18,384 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:08:18,384 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:08:18,385 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:08:18,385 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:08:18,385 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:08:18,385 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:08:18,385 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:08:18,385 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:18,385 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:08:18,385 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_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/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 -> beb5dcb75886a57af0a80d3a57fc05b6266be1c2518358e931223fde579340d9 [2024-11-13 21:08:18,710 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:08:18,724 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:08:18,727 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:08:18,732 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:08:18,732 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:08:18,734 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_41_bad.i Unable to find full path for "g++" [2024-11-13 21:08:21,030 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:08:21,485 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:08:21,486 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_41_bad.i [2024-11-13 21:08:21,509 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/data/ec392d40a/0fe75719f61446ccb85d30ddf851bfb7/FLAG58cb6381c [2024-11-13 21:08:21,526 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/data/ec392d40a/0fe75719f61446ccb85d30ddf851bfb7 [2024-11-13 21:08:21,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:08:21,530 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:08:21,532 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:08:21,532 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:08:21,537 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:08:21,538 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:08:21" (1/1) ... [2024-11-13 21:08:21,538 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74580832 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:21, skipping insertion in model container [2024-11-13 21:08:21,539 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:08:21" (1/1) ... [2024-11-13 21:08:21,592 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:08:22,808 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:08:22,825 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:08:22,975 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:08:23,210 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:08:23,211 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23 WrapperNode [2024-11-13 21:08:23,211 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:08:23,212 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:08:23,213 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:08:23,213 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:08:23,221 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,260 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,294 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 46 [2024-11-13 21:08:23,295 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:08:23,295 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:08:23,296 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:08:23,296 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:08:23,304 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,305 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,308 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,312 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,329 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,334 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,337 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,342 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,345 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:08:23,346 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:08:23,346 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:08:23,350 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:08:23,351 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:08:23,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:08:23,395 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:08:23,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:08:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:08:23,427 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:08:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:08:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:08:23,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:08:23,581 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:08:23,583 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:08:23,707 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-13 21:08:23,707 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:08:23,755 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:08:23,755 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:08:23,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:08:23 BoogieIcfgContainer [2024-11-13 21:08:23,756 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:08:23,758 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:08:23,758 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:08:23,770 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:08:23,770 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:08:23,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:23,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 21:08:23,834 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 21:08:23,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:08:23,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:23,839 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:23,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:08:23,841 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:08:23,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:08:24,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:24,024 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:08:24,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:24,066 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:08:24,070 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:08:24,118 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 21:08:24,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:08:24,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:24,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 21:08:24,147 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 21:08:24,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:08:24,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:24,148 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:24,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:08:24,151 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:08:24,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:08:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:08:24,313 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:08:24,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:08:24,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:08:24,429 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:08:24,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:08:24,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:08:24,475 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:08:24,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:08:24 ImpRootNode [2024-11-13 21:08:24,515 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:08:24,516 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:08:24,516 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:08:24,517 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:08:24,518 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:08:23" (3/4) ... [2024-11-13 21:08:24,521 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:08:24,521 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:08:24,523 INFO L158 Benchmark]: Toolchain (without parser) took 2992.38ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 89.2MB in the beginning and 228.2MB in the end (delta: -139.1MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2024-11-13 21:08:24,523 INFO L158 Benchmark]: CDTParser took 1.63ms. Allocated memory is still 117.4MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:08:24,523 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1680.22ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 67.0MB in the end (delta: 22.2MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2024-11-13 21:08:24,524 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.56ms. Allocated memory is still 117.4MB. Free memory was 67.0MB in the beginning and 63.8MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:08:24,524 INFO L158 Benchmark]: Boogie Preprocessor took 49.73ms. Allocated memory is still 117.4MB. Free memory was 63.8MB in the beginning and 62.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:08:24,525 INFO L158 Benchmark]: RCFGBuilder took 409.87ms. Allocated memory is still 117.4MB. Free memory was 62.5MB in the beginning and 47.7MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:08:24,525 INFO L158 Benchmark]: CodeCheck took 757.43ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 47.2MB in the beginning and 228.3MB in the end (delta: -181.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:08:24,525 INFO L158 Benchmark]: Witness Printer took 5.37ms. Allocated memory is still 268.4MB. Free memory was 228.3MB in the beginning and 228.2MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:08:24,528 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 6 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 32 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: 1551]: 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 1566. 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); [L1566] 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) [L1566] 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] [L1567] CALL CWE190_Integer_Overflow__int_fscanf_postinc_41_bad() [L1558] int data; [L1559] data = 0 [L1561] CALL badSink(data) [L1551] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.63ms. Allocated memory is still 117.4MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1680.22ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 67.0MB in the end (delta: 22.2MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.56ms. Allocated memory is still 117.4MB. Free memory was 67.0MB in the beginning and 63.8MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.73ms. Allocated memory is still 117.4MB. Free memory was 63.8MB in the beginning and 62.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 409.87ms. Allocated memory is still 117.4MB. Free memory was 62.5MB in the beginning and 47.7MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 757.43ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 47.2MB in the beginning and 228.3MB in the end (delta: -181.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.37ms. Allocated memory is still 268.4MB. Free memory was 228.3MB in the beginning and 228.2MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:08:24,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_948c2b7a-a5e4-4405-b1b7-66e2a7ac7049/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample