./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_21_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_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/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_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_21_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/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_0e4acc0e-7ac9-465b-b40c-c017f0312079/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 cc0a574c15025ec6a8c585e5b80749a1321dc88d941ca9c86f090948f3d89dad --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:05:09,013 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:05:09,086 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:05:09,091 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:05:09,091 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:05:09,118 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:05:09,119 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:05:09,120 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:05:09,120 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:05:09,120 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:05:09,120 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:05:09,121 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:05:09,121 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:05:09,121 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:05:09,121 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:05:09,121 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:05:09,121 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:05:09,122 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:05:09,122 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:05:09,122 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:05:09,122 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:05:09,122 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:05:09,122 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:05:09,123 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:05:09,123 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:05:09,123 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:05:09,123 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:05:09,123 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:05:09,124 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:05:09,125 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:05:09,125 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:05:09,125 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:05:09,125 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_0e4acc0e-7ac9-465b-b40c-c017f0312079/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 -> cc0a574c15025ec6a8c585e5b80749a1321dc88d941ca9c86f090948f3d89dad [2024-11-13 21:05:09,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:05:09,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:05:09,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:05:09,473 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:05:09,473 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:05:09,476 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_21_bad.i Unable to find full path for "g++" [2024-11-13 21:05:11,520 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:05:12,002 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:05:12,002 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_21_bad.i [2024-11-13 21:05:12,040 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/data/f35a813a9/e268cedf249441629dd16251a4dfb1fb/FLAG41629a12c [2024-11-13 21:05:12,060 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/data/f35a813a9/e268cedf249441629dd16251a4dfb1fb [2024-11-13 21:05:12,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:05:12,064 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:05:12,066 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:05:12,066 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:05:12,073 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:05:12,074 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:05:12" (1/1) ... [2024-11-13 21:05:12,075 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e11819e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:12, skipping insertion in model container [2024-11-13 21:05:12,075 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:05:12" (1/1) ... [2024-11-13 21:05:12,126 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:05:13,070 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:05:13,081 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:05:13,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:05:13,388 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:05:13,388 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:13 WrapperNode [2024-11-13 21:05:13,389 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:05:13,390 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:05:13,390 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:05:13,390 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:05:13,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:13" (1/1) ... [2024-11-13 21:05:13,432 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:13" (1/1) ... [2024-11-13 21:05:13,458 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 47 [2024-11-13 21:05:13,458 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:05:13,459 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:05:13,459 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:05:13,459 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:05:13,467 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:13" (1/1) ... [2024-11-13 21:05:13,468 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:13" (1/1) ... [2024-11-13 21:05:13,472 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:13" (1/1) ... [2024-11-13 21:05:13,472 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:13" (1/1) ... [2024-11-13 21:05:13,481 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:13" (1/1) ... [2024-11-13 21:05:13,486 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:13" (1/1) ... [2024-11-13 21:05:13,491 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:13" (1/1) ... [2024-11-13 21:05:13,492 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:13" (1/1) ... [2024-11-13 21:05:13,494 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:05:13,498 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:05:13,498 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:05:13,499 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:05:13,500 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:13" (1/1) ... [2024-11-13 21:05:13,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:05:13,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:05:13,548 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:05:13,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:05:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:05:13,589 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:05:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:05:13,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:05:13,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:05:13,797 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:05:13,799 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:05:13,937 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-13 21:05:13,938 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:05:14,001 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:05:14,005 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:05:14,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:05:14 BoogieIcfgContainer [2024-11-13 21:05:14,006 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:05:14,007 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:05:14,007 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:05:14,018 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:05:14,018 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:05:14" (1/1) ... [2024-11-13 21:05:14,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:05:14,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:14,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 21:05:14,088 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 21:05:14,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:05:14,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:14,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:05:14,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:14,418 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 21:05:14,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:14,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 21:05:14,469 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 21:05:14,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:05:14,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:14,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:05:14,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:05:14,519 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:05:14,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:05:14,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:05:14,613 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:05:14,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:05:14,664 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:05:14,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:05:14 ImpRootNode [2024-11-13 21:05:14,708 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:05:14,708 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:05:14,709 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:05:14,710 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:05:14,711 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:05:14" (3/4) ... [2024-11-13 21:05:14,714 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:05:14,715 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:05:14,719 INFO L158 Benchmark]: Toolchain (without parser) took 2652.37ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 82.9MB in the end (delta: 7.5MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2024-11-13 21:05:14,720 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:05:14,720 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1322.78ms. Allocated memory is still 117.4MB. Free memory was 90.0MB in the beginning and 80.9MB in the end (delta: 9.2MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. [2024-11-13 21:05:14,721 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.73ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 78.3MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:05:14,725 INFO L158 Benchmark]: Boogie Preprocessor took 38.68ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 77.7MB in the end (delta: 598.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:05:14,725 INFO L158 Benchmark]: RCFGBuilder took 507.81ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 64.1MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:05:14,725 INFO L158 Benchmark]: CodeCheck took 700.92ms. Allocated memory is still 117.4MB. Free memory was 64.1MB in the beginning and 82.9MB in the end (delta: -18.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:05:14,726 INFO L158 Benchmark]: Witness Printer took 7.10ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 82.9MB in the end (delta: 9.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:05:14,728 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, 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, 2 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 9 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 42 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, 0.2s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 14 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: 1554]: 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 1570. 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); [L1548] static int badStatic = 0; [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE190_Integer_Overflow__int_fscanf_add_21_bad() [L1561] int data; [L1562] data = 0 [L1564] badStatic = 1 [L1565] CALL badSink(data) [L1551] COND TRUE \read(badStatic) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1554] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=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 0.49ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1322.78ms. Allocated memory is still 117.4MB. Free memory was 90.0MB in the beginning and 80.9MB in the end (delta: 9.2MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.73ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 78.3MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.68ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 77.7MB in the end (delta: 598.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 507.81ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 64.1MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 700.92ms. Allocated memory is still 117.4MB. Free memory was 64.1MB in the beginning and 82.9MB in the end (delta: -18.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.10ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 82.9MB in the end (delta: 9.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:05:14,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/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_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/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_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_21_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/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_0e4acc0e-7ac9-465b-b40c-c017f0312079/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 cc0a574c15025ec6a8c585e5b80749a1321dc88d941ca9c86f090948f3d89dad --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:05:17,525 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:05:17,638 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:05:17,697 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:05:17,698 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:05:17,698 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:05:17,699 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:05:17,699 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:05:17,699 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:05:17,699 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:05:17,699 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:05:17,699 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:05:17,701 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:05:17,701 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:05:17,701 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:05:17,701 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:05:17,701 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:05:17,701 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:05:17,701 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:05:17,702 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:05:17,702 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:05:17,702 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:05:17,702 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:05:17,702 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:05:17,702 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:05:17,702 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:17,702 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:05:17,702 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:05:17,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:05:17,703 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:05:17,703 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:05:17,703 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:05:17,703 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:05:17,703 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:17,703 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:05:17,703 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_0e4acc0e-7ac9-465b-b40c-c017f0312079/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 -> cc0a574c15025ec6a8c585e5b80749a1321dc88d941ca9c86f090948f3d89dad [2024-11-13 21:05:18,038 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:05:18,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:05:18,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:05:18,057 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:05:18,058 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:05:18,059 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_21_bad.i Unable to find full path for "g++" [2024-11-13 21:05:20,183 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:05:20,606 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:05:20,610 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_21_bad.i [2024-11-13 21:05:20,637 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/data/5c245affa/06e2ee730a07498183842ba6ffe103f3/FLAG950064d44 [2024-11-13 21:05:20,653 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/data/5c245affa/06e2ee730a07498183842ba6ffe103f3 [2024-11-13 21:05:20,655 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:05:20,657 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:05:20,658 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:05:20,658 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:05:20,663 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:05:20,664 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:05:20" (1/1) ... [2024-11-13 21:05:20,665 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36088a30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:20, skipping insertion in model container [2024-11-13 21:05:20,666 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:05:20" (1/1) ... [2024-11-13 21:05:20,720 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:05:21,763 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:05:21,777 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:05:21,933 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:05:22,100 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:05:22,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:22 WrapperNode [2024-11-13 21:05:22,101 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:05:22,102 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:05:22,102 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:05:22,103 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:05:22,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:22" (1/1) ... [2024-11-13 21:05:22,139 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:22" (1/1) ... [2024-11-13 21:05:22,169 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 46 [2024-11-13 21:05:22,169 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:05:22,170 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:05:22,170 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:05:22,170 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:05:22,178 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:22" (1/1) ... [2024-11-13 21:05:22,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:22" (1/1) ... [2024-11-13 21:05:22,184 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:22" (1/1) ... [2024-11-13 21:05:22,185 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:22" (1/1) ... [2024-11-13 21:05:22,201 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:22" (1/1) ... [2024-11-13 21:05:22,206 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:22" (1/1) ... [2024-11-13 21:05:22,208 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:22" (1/1) ... [2024-11-13 21:05:22,215 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:22" (1/1) ... [2024-11-13 21:05:22,222 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:05:22,223 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:05:22,223 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:05:22,223 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:05:22,224 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:22" (1/1) ... [2024-11-13 21:05:22,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:05:22,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:05:22,270 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:05:22,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:05:22,307 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:05:22,309 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:05:22,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:05:22,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:05:22,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:05:22,523 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:05:22,527 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:05:22,699 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 21:05:22,699 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:05:22,757 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:05:22,761 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:05:22,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:05:22 BoogieIcfgContainer [2024-11-13 21:05:22,762 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:05:22,763 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:05:22,763 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:05:22,775 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:05:22,775 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:05:22" (1/1) ... [2024-11-13 21:05:22,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:05:22,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:22,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 21:05:22,848 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 21:05:22,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:05:22,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:22,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:22,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:22,870 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:22,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:05:23,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:23,058 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:23,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:23,106 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:05:23,113 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:23,138 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 21:05:23,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 21:05:23,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:23,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 21:05:23,177 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 21:05:23,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:05:23,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:23,182 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:23,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:23,185 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:23,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:05:23,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:05:23,335 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:05:23,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:05:23,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:05:23,468 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:05:23,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:05:23,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:05:23,519 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:05:23,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:05:23 ImpRootNode [2024-11-13 21:05:23,564 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:05:23,565 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:05:23,565 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:05:23,565 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:05:23,566 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:05:22" (3/4) ... [2024-11-13 21:05:23,569 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:05:23,570 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:05:23,572 INFO L158 Benchmark]: Toolchain (without parser) took 2915.46ms. Allocated memory is still 83.9MB. Free memory was 56.9MB in the beginning and 37.4MB in the end (delta: 19.6MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2024-11-13 21:05:23,574 INFO L158 Benchmark]: CDTParser took 4.12ms. Allocated memory is still 83.9MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:05:23,574 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1443.27ms. Allocated memory is still 83.9MB. Free memory was 56.9MB in the beginning and 52.5MB in the end (delta: 4.4MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2024-11-13 21:05:23,575 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.19ms. Allocated memory is still 83.9MB. Free memory was 52.5MB in the beginning and 49.8MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:05:23,575 INFO L158 Benchmark]: Boogie Preprocessor took 52.50ms. Allocated memory is still 83.9MB. Free memory was 49.8MB in the beginning and 48.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:05:23,577 INFO L158 Benchmark]: RCFGBuilder took 539.31ms. Allocated memory is still 83.9MB. Free memory was 48.1MB in the beginning and 33.3MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:05:23,577 INFO L158 Benchmark]: CodeCheck took 801.46ms. Allocated memory is still 83.9MB. Free memory was 33.3MB in the beginning and 37.8MB in the end (delta: -4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:05:23,578 INFO L158 Benchmark]: Witness Printer took 6.28ms. Allocated memory is still 83.9MB. Free memory was 37.8MB in the beginning and 37.4MB in the end (delta: 440.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:05:23,581 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 8 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, 8 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 46 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, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 34 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: 1554]: 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 1570. 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); [L1548] static int badStatic = 0; [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE190_Integer_Overflow__int_fscanf_add_21_bad() [L1561] int data; [L1562] data = 0 [L1564] badStatic = 1 [L1565] CALL badSink(data) [L1551] COND TRUE \read(badStatic) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1554] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.12ms. Allocated memory is still 83.9MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1443.27ms. Allocated memory is still 83.9MB. Free memory was 56.9MB in the beginning and 52.5MB in the end (delta: 4.4MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.19ms. Allocated memory is still 83.9MB. Free memory was 52.5MB in the beginning and 49.8MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.50ms. Allocated memory is still 83.9MB. Free memory was 49.8MB in the beginning and 48.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 539.31ms. Allocated memory is still 83.9MB. Free memory was 48.1MB in the beginning and 33.3MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 801.46ms. Allocated memory is still 83.9MB. Free memory was 33.3MB in the beginning and 37.8MB in the end (delta: -4.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.28ms. Allocated memory is still 83.9MB. Free memory was 37.8MB in the beginning and 37.4MB in the end (delta: 440.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:05:23,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4acc0e-7ac9-465b-b40c-c017f0312079/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