./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_68_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/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_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/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_ed7232f8-6e7a-40a1-b5e0-9bc993891655/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 f4f706f380f8ed311dbaa58b617388aeaad56b98c194b5b51e83ce3316a18e52 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:05:13,858 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:05:13,935 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:05:13,941 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:05:13,942 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:05:13,984 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:05:13,985 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:05:13,985 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:05:13,985 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:05:13,986 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:05:13,987 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:05:13,987 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:05:13,987 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:05:13,988 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:05:13,988 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:05:13,989 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:05:13,989 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:05:13,989 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:05:13,989 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:05:13,989 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:05:13,989 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:05:13,989 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:05:13,990 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:05:13,990 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:05:13,990 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:05:13,990 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:05:13,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:05:13,991 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:05:13,991 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:05:13,991 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:05:13,991 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:05:13,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:05:13,991 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_ed7232f8-6e7a-40a1-b5e0-9bc993891655/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 -> f4f706f380f8ed311dbaa58b617388aeaad56b98c194b5b51e83ce3316a18e52 [2024-11-13 21:05:14,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:05:14,334 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:05:14,339 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:05:14,340 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:05:14,341 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:05:14,342 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_68_bad.i Unable to find full path for "g++" [2024-11-13 21:05:16,231 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:05:16,713 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:05:16,714 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_68_bad.i [2024-11-13 21:05:16,740 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/data/95a1e1a4c/e63a721bf08c4e228006e6b666ec8fa1/FLAGb0da66827 [2024-11-13 21:05:16,755 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/data/95a1e1a4c/e63a721bf08c4e228006e6b666ec8fa1 [2024-11-13 21:05:16,761 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:05:16,762 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:05:16,764 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:05:16,764 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:05:16,768 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:05:16,769 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:05:16" (1/1) ... [2024-11-13 21:05:16,770 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1febe734 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:16, skipping insertion in model container [2024-11-13 21:05:16,771 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:05:16" (1/1) ... [2024-11-13 21:05:16,824 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:05:17,712 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:05:17,721 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:05:17,808 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:05:17,956 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:05:17,957 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:17 WrapperNode [2024-11-13 21:05:17,957 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:05:17,958 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:05:17,958 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:05:17,958 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:05:17,964 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:17" (1/1) ... [2024-11-13 21:05:17,981 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:17" (1/1) ... [2024-11-13 21:05:18,001 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 51 [2024-11-13 21:05:18,001 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:05:18,002 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:05:18,002 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:05:18,002 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:05:18,010 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:17" (1/1) ... [2024-11-13 21:05:18,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:17" (1/1) ... [2024-11-13 21:05:18,012 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:17" (1/1) ... [2024-11-13 21:05:18,012 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:17" (1/1) ... [2024-11-13 21:05:18,017 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:17" (1/1) ... [2024-11-13 21:05:18,018 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:17" (1/1) ... [2024-11-13 21:05:18,020 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:17" (1/1) ... [2024-11-13 21:05:18,021 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:17" (1/1) ... [2024-11-13 21:05:18,023 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:05:18,023 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:05:18,024 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:05:18,024 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:05:18,025 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:17" (1/1) ... [2024-11-13 21:05:18,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:05:18,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:05:18,074 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:05:18,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:05:18,109 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:05:18,109 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:05:18,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:05:18,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:05:18,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:05:18,255 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:05:18,257 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:05:18,353 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-13 21:05:18,353 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:05:18,394 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:05:18,394 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:05:18,394 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:05:18 BoogieIcfgContainer [2024-11-13 21:05:18,394 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:05:18,395 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:05:18,395 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:05:18,405 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:05:18,405 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:05:18" (1/1) ... [2024-11-13 21:05:18,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:05:18,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:18,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 21:05:18,468 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 21:05:18,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:05:18,473 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:18,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:05:18,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:18,741 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 21:05:18,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:18,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 21:05:18,797 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 21:05:18,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:05:18,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:18,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:05:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:05:18,822 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:05:18,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:05:18,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:05:18,894 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:05:18,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:05:18,934 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:05:18,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:05:18 ImpRootNode [2024-11-13 21:05:18,965 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:05:18,966 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:05:18,966 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:05:18,966 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:05:18,967 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:05:18" (3/4) ... [2024-11-13 21:05:18,969 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:05:18,970 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:05:18,971 INFO L158 Benchmark]: Toolchain (without parser) took 2208.68ms. Allocated memory is still 142.6MB. Free memory was 114.9MB in the beginning and 64.8MB in the end (delta: 50.1MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. [2024-11-13 21:05:18,971 INFO L158 Benchmark]: CDTParser took 0.97ms. Allocated memory is still 142.6MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:05:18,972 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1193.66ms. Allocated memory is still 142.6MB. Free memory was 114.9MB in the beginning and 105.4MB in the end (delta: 9.5MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-11-13 21:05:18,972 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.70ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 102.8MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:05:18,973 INFO L158 Benchmark]: Boogie Preprocessor took 20.84ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 102.2MB in the end (delta: 603.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:05:18,973 INFO L158 Benchmark]: RCFGBuilder took 371.16ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 89.0MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:05:18,974 INFO L158 Benchmark]: CodeCheck took 569.76ms. Allocated memory is still 142.6MB. Free memory was 89.0MB in the beginning and 64.8MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:05:18,974 INFO L158 Benchmark]: Witness Printer took 4.58ms. Allocated memory is still 142.6MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:05:18,976 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1575]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1563. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] int CWE190_Integer_Overflow__int_fscanf_postinc_68_badData; [L1549] int CWE190_Integer_Overflow__int_fscanf_postinc_68_goodG2BData; [L1550] int CWE190_Integer_Overflow__int_fscanf_postinc_68_goodB2GData; [L1563] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_postinc_68_badData=0, CWE190_Integer_Overflow__int_fscanf_postinc_68_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_postinc_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1563] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_postinc_68_badData=0, CWE190_Integer_Overflow__int_fscanf_postinc_68_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_postinc_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE190_Integer_Overflow__int_fscanf_postinc_68_bad() [L1554] int data; [L1555] data = 0 [L1557] CWE190_Integer_Overflow__int_fscanf_postinc_68_badData = data [L1558] CALL CWE190_Integer_Overflow__int_fscanf_postinc_68b_badSink() [L1573] int data = CWE190_Integer_Overflow__int_fscanf_postinc_68_badData; [L1575] data++ VAL [CWE190_Integer_Overflow__int_fscanf_postinc_68_badData=2147483647, CWE190_Integer_Overflow__int_fscanf_postinc_68_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_postinc_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.97ms. Allocated memory is still 142.6MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1193.66ms. Allocated memory is still 142.6MB. Free memory was 114.9MB in the beginning and 105.4MB in the end (delta: 9.5MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.70ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 102.8MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.84ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 102.2MB in the end (delta: 603.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 371.16ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 89.0MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 569.76ms. Allocated memory is still 142.6MB. Free memory was 89.0MB in the beginning and 64.8MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.58ms. Allocated memory is still 142.6MB. Free memory is still 64.8MB. 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 21:05:19,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/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_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/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_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/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_ed7232f8-6e7a-40a1-b5e0-9bc993891655/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 f4f706f380f8ed311dbaa58b617388aeaad56b98c194b5b51e83ce3316a18e52 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:05:21,662 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:05:21,750 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:05:21,818 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:05:21,820 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:05:21,820 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:05:21,820 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:05:21,821 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:05:21,821 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:05:21,821 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:05:21,821 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:05:21,821 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:05:21,821 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:05:21,821 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:05:21,821 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:05:21,821 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:05:21,821 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:05:21,822 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:05:21,823 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:05:21,824 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:05:21,824 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:05:21,824 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:05:21,824 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:05:21,824 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:05:21,824 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:05:21,825 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:21,825 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:05:21,825 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:05:21,825 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:05:21,825 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:05:21,825 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:05:21,825 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:05:21,826 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:05:21,826 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:21,826 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:05:21,827 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_ed7232f8-6e7a-40a1-b5e0-9bc993891655/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 -> f4f706f380f8ed311dbaa58b617388aeaad56b98c194b5b51e83ce3316a18e52 [2024-11-13 21:05:22,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:05:22,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:05:22,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:05:22,133 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:05:22,134 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:05:22,135 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_68_bad.i Unable to find full path for "g++" [2024-11-13 21:05:24,138 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:05:24,704 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:05:24,705 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_68_bad.i [2024-11-13 21:05:24,741 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/data/360a71e77/2e6b90b290674015b5a59fc9a3afc1d6/FLAG0688c6ae5 [2024-11-13 21:05:25,230 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/data/360a71e77/2e6b90b290674015b5a59fc9a3afc1d6 [2024-11-13 21:05:25,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:05:25,235 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:05:25,238 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:05:25,238 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:05:25,244 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:05:25,245 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:05:25" (1/1) ... [2024-11-13 21:05:25,246 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f3739fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:25, skipping insertion in model container [2024-11-13 21:05:25,246 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:05:25" (1/1) ... [2024-11-13 21:05:25,320 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:05:26,281 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:05:26,295 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:05:26,401 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:05:26,556 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:05:26,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:26 WrapperNode [2024-11-13 21:05:26,557 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:05:26,557 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:05:26,557 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:05:26,557 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:05:26,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:26" (1/1) ... [2024-11-13 21:05:26,587 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:26" (1/1) ... [2024-11-13 21:05:26,605 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 49 [2024-11-13 21:05:26,606 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:05:26,607 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:05:26,608 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:05:26,608 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:05:26,615 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:26" (1/1) ... [2024-11-13 21:05:26,615 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:26" (1/1) ... [2024-11-13 21:05:26,620 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:26" (1/1) ... [2024-11-13 21:05:26,620 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:26" (1/1) ... [2024-11-13 21:05:26,635 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:26" (1/1) ... [2024-11-13 21:05:26,639 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:26" (1/1) ... [2024-11-13 21:05:26,642 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:26" (1/1) ... [2024-11-13 21:05:26,644 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:26" (1/1) ... [2024-11-13 21:05:26,647 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:05:26,648 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:05:26,648 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:05:26,648 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:05:26,649 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:26" (1/1) ... [2024-11-13 21:05:26,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:05:26,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:05:26,686 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:05:26,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:05:26,713 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:05:26,713 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:05:26,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:05:26,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:05:26,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:05:26,881 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:05:26,885 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:05:27,001 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 21:05:27,001 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:05:27,074 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:05:27,074 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:05:27,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:05:27 BoogieIcfgContainer [2024-11-13 21:05:27,075 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:05:27,077 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:05:27,077 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:05:27,087 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:05:27,088 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:05:27" (1/1) ... [2024-11-13 21:05:27,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:05:27,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:27,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 21:05:27,153 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 21:05:27,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:05:27,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:27,158 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:27,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:27,163 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:27,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:05:27,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:27,299 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:27,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:27,337 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:05:27,342 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:27,365 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 21:05:27,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:05:27,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:27,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 21:05:27,393 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 21:05:27,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:05:27,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:27,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:27,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:27,396 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:27,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:05:27,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:05:27,583 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:05:27,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:05:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:05:27,676 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:05:27,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:05:27,708 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:05:27,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 21:05:27,711 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:05:27,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:05:27 ImpRootNode [2024-11-13 21:05:27,735 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:05:27,736 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:05:27,736 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:05:27,736 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:05:27,737 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:05:27" (3/4) ... [2024-11-13 21:05:27,739 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:05:27,740 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:05:27,741 INFO L158 Benchmark]: Toolchain (without parser) took 2506.19ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 78.7MB in the end (delta: 10.3MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2024-11-13 21:05:27,741 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:05:27,742 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1318.77ms. Allocated memory is still 117.4MB. Free memory was 88.8MB in the beginning and 67.5MB in the end (delta: 21.3MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2024-11-13 21:05:27,742 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.49ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 65.0MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:05:27,742 INFO L158 Benchmark]: Boogie Preprocessor took 39.56ms. Allocated memory is still 117.4MB. Free memory was 65.0MB in the beginning and 63.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:05:27,743 INFO L158 Benchmark]: RCFGBuilder took 427.13ms. Allocated memory is still 117.4MB. Free memory was 63.5MB in the beginning and 48.3MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:05:27,743 INFO L158 Benchmark]: CodeCheck took 658.51ms. Allocated memory is still 117.4MB. Free memory was 48.3MB in the beginning and 79.5MB in the end (delta: -31.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:05:27,743 INFO L158 Benchmark]: Witness Printer took 4.07ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 78.7MB in the end (delta: 721.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:05:27,745 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 6 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 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: 1575]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1563. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] int CWE190_Integer_Overflow__int_fscanf_postinc_68_badData; [L1550] int CWE190_Integer_Overflow__int_fscanf_postinc_68_goodB2GData; [L1563] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_postinc_68_badData=0, CWE190_Integer_Overflow__int_fscanf_postinc_68_goodB2GData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1563] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_postinc_68_badData=0, CWE190_Integer_Overflow__int_fscanf_postinc_68_goodB2GData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE190_Integer_Overflow__int_fscanf_postinc_68_bad() [L1554] int data; [L1555] data = 0 [L1557] CWE190_Integer_Overflow__int_fscanf_postinc_68_badData = data [L1558] CALL CWE190_Integer_Overflow__int_fscanf_postinc_68b_badSink() [L1573] int data = CWE190_Integer_Overflow__int_fscanf_postinc_68_badData; [L1575] data++ VAL [CWE190_Integer_Overflow__int_fscanf_postinc_68_badData=2147483647, CWE190_Integer_Overflow__int_fscanf_postinc_68_goodB2GData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1318.77ms. Allocated memory is still 117.4MB. Free memory was 88.8MB in the beginning and 67.5MB in the end (delta: 21.3MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.49ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 65.0MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.56ms. Allocated memory is still 117.4MB. Free memory was 65.0MB in the beginning and 63.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 427.13ms. Allocated memory is still 117.4MB. Free memory was 63.5MB in the beginning and 48.3MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 658.51ms. Allocated memory is still 117.4MB. Free memory was 48.3MB in the beginning and 79.5MB in the end (delta: -31.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.07ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 78.7MB in the end (delta: 721.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:05:27,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7232f8-6e7a-40a1-b5e0-9bc993891655/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