./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_22_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_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/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_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_22_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/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_2283838c-dffb-4ecf-8ab2-7692c945011b/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 c15d47b588babd0c61f3a3df8a8e3aaaea2d20e1c9ed8bfdb712a4e859ab1493 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:37:10,552 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:37:10,630 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 16:37:10,637 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:37:10,637 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:37:10,672 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:37:10,674 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:37:10,674 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:37:10,675 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:37:10,675 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:37:10,675 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:37:10,676 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:37:10,676 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:37:10,676 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:37:10,676 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:37:10,676 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:37:10,677 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:37:10,677 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:37:10,678 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:37:10,678 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:37:10,678 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:37:10,678 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:37:10,678 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:37:10,678 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:37:10,678 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:37:10,678 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:37:10,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:37:10,679 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:37:10,679 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:37:10,679 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:37:10,679 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:37:10,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:37:10,680 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_2283838c-dffb-4ecf-8ab2-7692c945011b/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 -> c15d47b588babd0c61f3a3df8a8e3aaaea2d20e1c9ed8bfdb712a4e859ab1493 [2024-11-13 16:37:11,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:37:11,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:37:11,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:37:11,018 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:37:11,019 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:37:11,021 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_22_bad.i Unable to find full path for "g++" [2024-11-13 16:37:12,971 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:37:13,447 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:37:13,451 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_22_bad.i [2024-11-13 16:37:13,486 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/data/822e79219/a02f5f01825a46ce8b1921f0574feae5/FLAG74a0d9222 [2024-11-13 16:37:13,513 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/data/822e79219/a02f5f01825a46ce8b1921f0574feae5 [2024-11-13 16:37:13,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:37:13,518 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:37:13,521 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:37:13,521 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:37:13,526 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:37:13,526 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:37:13" (1/1) ... [2024-11-13 16:37:13,527 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@765651fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:13, skipping insertion in model container [2024-11-13 16:37:13,529 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:37:13" (1/1) ... [2024-11-13 16:37:13,588 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:37:14,477 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:37:14,488 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:37:14,627 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:37:14,785 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:37:14,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:14 WrapperNode [2024-11-13 16:37:14,786 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:37:14,787 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:37:14,787 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:37:14,787 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:37:14,794 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:14" (1/1) ... [2024-11-13 16:37:14,825 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:14" (1/1) ... [2024-11-13 16:37:14,854 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 50 [2024-11-13 16:37:14,854 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:37:14,855 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:37:14,855 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:37:14,855 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:37:14,863 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:14" (1/1) ... [2024-11-13 16:37:14,863 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:14" (1/1) ... [2024-11-13 16:37:14,866 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:14" (1/1) ... [2024-11-13 16:37:14,870 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:14" (1/1) ... [2024-11-13 16:37:14,877 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:14" (1/1) ... [2024-11-13 16:37:14,879 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:14" (1/1) ... [2024-11-13 16:37:14,884 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:14" (1/1) ... [2024-11-13 16:37:14,885 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:14" (1/1) ... [2024-11-13 16:37:14,887 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:37:14,891 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:37:14,891 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:37:14,891 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:37:14,892 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:14" (1/1) ... [2024-11-13 16:37:14,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:37:14,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:37:14,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:37:14,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:37:14,971 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 16:37:14,971 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 16:37:14,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:37:14,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:37:14,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:37:15,111 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:37:15,113 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:37:15,243 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-13 16:37:15,244 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:37:15,296 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:37:15,296 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 16:37:15,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:37:15 BoogieIcfgContainer [2024-11-13 16:37:15,297 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:37:15,298 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:37:15,298 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:37:15,307 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:37:15,308 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:37:15" (1/1) ... [2024-11-13 16:37:15,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:37:15,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:37:15,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 16:37:15,389 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 16:37:15,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:37:15,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:37:15,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:37:15,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:37:15,750 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 16:37:15,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:37:15,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 16:37:15,806 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 16:37:15,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 16:37:15,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:37:15,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:37:15,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:37:15,844 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:37:15,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:37:15,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:37:15,929 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:37:15,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:37:15,973 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 16:37:16,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:37:16 ImpRootNode [2024-11-13 16:37:16,012 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:37:16,012 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:37:16,013 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:37:16,013 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:37:16,013 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:37:15" (3/4) ... [2024-11-13 16:37:16,016 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:37:16,016 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:37:16,017 INFO L158 Benchmark]: Toolchain (without parser) took 2499.46ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 40.1MB in the end (delta: 49.2MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. [2024-11-13 16:37:16,018 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:37:16,018 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1265.58ms. Allocated memory is still 117.4MB. Free memory was 89.1MB in the beginning and 80.9MB in the end (delta: 8.2MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2024-11-13 16:37:16,019 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.39ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 78.2MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:37:16,019 INFO L158 Benchmark]: Boogie Preprocessor took 32.45ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 77.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:37:16,019 INFO L158 Benchmark]: RCFGBuilder took 406.05ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 63.6MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:37:16,020 INFO L158 Benchmark]: CodeCheck took 714.13ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 40.1MB in the end (delta: 23.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:37:16,020 INFO L158 Benchmark]: Witness Printer took 4.17ms. Allocated memory is still 117.4MB. Free memory is still 40.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:37:16,022 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: 1572]: 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 1561. 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] int CWE190_Integer_Overflow__int_fscanf_preinc_22_badGlobal = 0; [L1561] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_preinc_22_badGlobal=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1561] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_preinc_22_badGlobal=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] CALL CWE190_Integer_Overflow__int_fscanf_preinc_22_bad() [L1552] int data; [L1553] data = 0 [L1555] CWE190_Integer_Overflow__int_fscanf_preinc_22_badGlobal = 1 [L1556] CALL CWE190_Integer_Overflow__int_fscanf_preinc_22_badSink(data) [L1569] COND TRUE \read(CWE190_Integer_Overflow__int_fscanf_preinc_22_badGlobal) VAL [CWE190_Integer_Overflow__int_fscanf_preinc_22_badGlobal=1, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] ++data VAL [CWE190_Integer_Overflow__int_fscanf_preinc_22_badGlobal=1, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1265.58ms. Allocated memory is still 117.4MB. Free memory was 89.1MB in the beginning and 80.9MB in the end (delta: 8.2MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.39ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 78.2MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.45ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 77.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 406.05ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 63.6MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 714.13ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 40.1MB in the end (delta: 23.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.17ms. Allocated memory is still 117.4MB. Free memory is still 40.1MB. 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 16:37:16,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/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_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/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_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_22_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/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_2283838c-dffb-4ecf-8ab2-7692c945011b/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 c15d47b588babd0c61f3a3df8a8e3aaaea2d20e1c9ed8bfdb712a4e859ab1493 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:37:18,743 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:37:18,889 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 16:37:18,935 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:37:18,936 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:37:18,937 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:37:18,937 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:37:18,937 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:37:18,938 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:37:18,938 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:37:18,939 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:37:18,939 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:37:18,939 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:37:18,939 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:37:18,940 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:37:18,940 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:37:18,941 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:37:18,941 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:37:18,941 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:37:18,941 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:37:18,942 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:37:18,942 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:37:18,942 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:37:18,942 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:37:18,942 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:37:18,942 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:37:18,942 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:37:18,942 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:37:18,943 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:37:18,943 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:37:18,943 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:37:18,943 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:37:18,943 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:37:18,943 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:37:18,943 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:37:18,943 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_2283838c-dffb-4ecf-8ab2-7692c945011b/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 -> c15d47b588babd0c61f3a3df8a8e3aaaea2d20e1c9ed8bfdb712a4e859ab1493 [2024-11-13 16:37:19,278 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:37:19,291 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:37:19,293 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:37:19,295 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:37:19,295 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:37:19,296 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_22_bad.i Unable to find full path for "g++" [2024-11-13 16:37:21,333 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:37:21,837 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:37:21,841 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_22_bad.i [2024-11-13 16:37:21,877 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/data/f72bd32b6/102c525861eb4e919de40fe76b9434ce/FLAG948bdbe85 [2024-11-13 16:37:21,898 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/data/f72bd32b6/102c525861eb4e919de40fe76b9434ce [2024-11-13 16:37:21,900 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:37:21,901 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:37:21,903 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:37:21,903 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:37:21,907 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:37:21,908 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:37:21" (1/1) ... [2024-11-13 16:37:21,908 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6499b224 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:21, skipping insertion in model container [2024-11-13 16:37:21,909 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:37:21" (1/1) ... [2024-11-13 16:37:21,953 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:37:22,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:37:22,996 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:37:23,126 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:37:23,280 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:37:23,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:23 WrapperNode [2024-11-13 16:37:23,281 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:37:23,282 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:37:23,282 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:37:23,282 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:37:23,288 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:23" (1/1) ... [2024-11-13 16:37:23,313 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:23" (1/1) ... [2024-11-13 16:37:23,332 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 49 [2024-11-13 16:37:23,332 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:37:23,333 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:37:23,333 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:37:23,333 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:37:23,341 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:23" (1/1) ... [2024-11-13 16:37:23,341 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:23" (1/1) ... [2024-11-13 16:37:23,348 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:23" (1/1) ... [2024-11-13 16:37:23,348 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:23" (1/1) ... [2024-11-13 16:37:23,363 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:23" (1/1) ... [2024-11-13 16:37:23,369 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:23" (1/1) ... [2024-11-13 16:37:23,371 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:23" (1/1) ... [2024-11-13 16:37:23,376 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:23" (1/1) ... [2024-11-13 16:37:23,382 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:37:23,383 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:37:23,383 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:37:23,383 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:37:23,387 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:23" (1/1) ... [2024-11-13 16:37:23,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:37:23,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:37:23,425 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:37:23,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:37:23,457 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 16:37:23,457 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 16:37:23,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:37:23,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:37:23,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:37:23,677 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:37:23,679 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:37:23,840 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 16:37:23,840 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:37:23,902 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:37:23,903 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 16:37:23,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:37:23 BoogieIcfgContainer [2024-11-13 16:37:23,903 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:37:23,904 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:37:23,904 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:37:23,916 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:37:23,917 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:37:23" (1/1) ... [2024-11-13 16:37:23,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:37:23,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:37:23,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 16:37:23,984 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 16:37:23,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:37:23,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:37:23,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:37:23,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:37:23,993 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:37:24,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:37:24,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:37:24,153 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:37:24,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:37:24,196 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 16:37:24,203 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:37:24,234 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 16:37:24,236 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 16:37:24,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 16:37:24,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:37:24,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 16:37:24,262 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 16:37:24,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 16:37:24,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:37:24,263 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:37:24,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:37:24,265 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:37:24,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 16:37:24,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:37:24,412 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:37:24,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:37:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:37:24,500 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:37:24,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:37:24,532 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 16:37:24,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 16:37:24,539 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 16:37:24,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:37:24 ImpRootNode [2024-11-13 16:37:24,578 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:37:24,579 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:37:24,579 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:37:24,579 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:37:24,581 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:37:23" (3/4) ... [2024-11-13 16:37:24,583 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:37:24,584 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:37:24,585 INFO L158 Benchmark]: Toolchain (without parser) took 2683.60ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 37.6MB in the end (delta: 19.4MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2024-11-13 16:37:24,588 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:37:24,588 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1378.35ms. Allocated memory is still 83.9MB. Free memory was 56.6MB in the beginning and 52.7MB in the end (delta: 3.8MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2024-11-13 16:37:24,588 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.71ms. Allocated memory is still 83.9MB. Free memory was 52.7MB in the beginning and 50.0MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:37:24,589 INFO L158 Benchmark]: Boogie Preprocessor took 49.81ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 48.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:37:24,589 INFO L158 Benchmark]: RCFGBuilder took 520.20ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 33.8MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:37:24,589 INFO L158 Benchmark]: CodeCheck took 674.49ms. Allocated memory is still 83.9MB. Free memory was 33.5MB in the beginning and 38.0MB in the end (delta: -4.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:37:24,590 INFO L158 Benchmark]: Witness Printer took 5.16ms. Allocated memory is still 83.9MB. Free memory was 38.0MB in the beginning and 37.6MB in the end (delta: 426.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:37:24,593 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, 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: 1572]: 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 1561. 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] int CWE190_Integer_Overflow__int_fscanf_preinc_22_badGlobal = 0; [L1561] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_preinc_22_badGlobal=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1561] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_preinc_22_badGlobal=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] CALL CWE190_Integer_Overflow__int_fscanf_preinc_22_bad() [L1552] int data; [L1553] data = 0 [L1555] CWE190_Integer_Overflow__int_fscanf_preinc_22_badGlobal = 1 [L1556] CALL CWE190_Integer_Overflow__int_fscanf_preinc_22_badSink(data) [L1569] COND TRUE \read(CWE190_Integer_Overflow__int_fscanf_preinc_22_badGlobal) VAL [CWE190_Integer_Overflow__int_fscanf_preinc_22_badGlobal=1, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] ++data VAL [CWE190_Integer_Overflow__int_fscanf_preinc_22_badGlobal=1, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1378.35ms. Allocated memory is still 83.9MB. Free memory was 56.6MB in the beginning and 52.7MB in the end (delta: 3.8MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.71ms. Allocated memory is still 83.9MB. Free memory was 52.7MB in the beginning and 50.0MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.81ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 48.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 520.20ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 33.8MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 674.49ms. Allocated memory is still 83.9MB. Free memory was 33.5MB in the beginning and 38.0MB in the end (delta: -4.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.16ms. Allocated memory is still 83.9MB. Free memory was 38.0MB in the beginning and 37.6MB in the end (delta: 426.3kB). 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 16:37:24,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2283838c-dffb-4ecf-8ab2-7692c945011b/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