./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_09_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_09_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b --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 4624c1970b66240ae5ae57e7a5318bd1e0d39c37c15f052a58b3d29cbadf2fe8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:15:21,466 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:15:21,525 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 04:15:21,530 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:15:21,530 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:15:21,551 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:15:21,552 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:15:21,552 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:15:21,553 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:15:21,553 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:15:21,553 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:15:21,553 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:15:21,553 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:15:21,553 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:15:21,553 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:15:21,553 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:15:21,553 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:15:21,553 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:15:21,554 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:15:21,554 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:15:21,554 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:15:21,554 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:15:21,554 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:15:21,554 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:15:21,554 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:15:21,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:15:21,554 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:15:21,554 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:15:21,554 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:15:21,555 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:15:21,555 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:15:21,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:15:21,555 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_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b 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 -> 4624c1970b66240ae5ae57e7a5318bd1e0d39c37c15f052a58b3d29cbadf2fe8 [2024-12-06 04:15:21,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:15:21,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:15:21,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:15:21,802 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:15:21,803 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:15:21,804 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_09_bad.i [2024-12-06 04:15:24,467 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/data/6eef85bb3/ee38e96659f34bf59093501daa122169/FLAG6f692b2f6 [2024-12-06 04:15:24,764 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:15:24,765 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_09_bad.i [2024-12-06 04:15:24,784 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/data/6eef85bb3/ee38e96659f34bf59093501daa122169/FLAG6f692b2f6 [2024-12-06 04:15:25,014 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/data/6eef85bb3/ee38e96659f34bf59093501daa122169 [2024-12-06 04:15:25,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:15:25,017 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:15:25,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:15:25,018 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:15:25,021 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:15:25,021 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:15:25" (1/1) ... [2024-12-06 04:15:25,022 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64da96a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:25, skipping insertion in model container [2024-12-06 04:15:25,022 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:15:25" (1/1) ... [2024-12-06 04:15:25,055 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:15:25,677 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:15:25,684 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:15:25,759 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:15:25,866 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:15:25,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:25 WrapperNode [2024-12-06 04:15:25,867 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:15:25,868 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:15:25,868 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:15:25,868 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:15:25,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:25" (1/1) ... [2024-12-06 04:15:25,890 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:25" (1/1) ... [2024-12-06 04:15:25,906 INFO L138 Inliner]: procedures = 498, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 60 [2024-12-06 04:15:25,907 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:15:25,907 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:15:25,908 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:15:25,908 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:15:25,913 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:25" (1/1) ... [2024-12-06 04:15:25,913 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:25" (1/1) ... [2024-12-06 04:15:25,915 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:25" (1/1) ... [2024-12-06 04:15:25,915 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:25" (1/1) ... [2024-12-06 04:15:25,919 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:25" (1/1) ... [2024-12-06 04:15:25,920 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:25" (1/1) ... [2024-12-06 04:15:25,922 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:25" (1/1) ... [2024-12-06 04:15:25,923 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:25" (1/1) ... [2024-12-06 04:15:25,924 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:25" (1/1) ... [2024-12-06 04:15:25,926 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:15:25,927 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:15:25,927 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:15:25,927 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:15:25,928 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:25" (1/1) ... [2024-12-06 04:15:25,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:15:25,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:15:25,951 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:15:25,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:15:25,970 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 04:15:25,970 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 04:15:25,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:15:25,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:15:25,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:15:25,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:15:26,078 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:15:26,079 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:15:26,175 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-12-06 04:15:26,175 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:15:26,205 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:15:26,205 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 04:15:26,205 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:15:26 BoogieIcfgContainer [2024-12-06 04:15:26,206 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:15:26,206 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:15:26,206 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:15:26,215 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:15:26,216 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:15:26" (1/1) ... [2024-12-06 04:15:26,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:15:26,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:26,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-12-06 04:15:26,273 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-12-06 04:15:26,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 04:15:26,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:26,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:15:26,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:26,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:15:26,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:26,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 21 transitions. [2024-12-06 04:15:26,517 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-12-06 04:15:26,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:15:26,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:26,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:15:26,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:26,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:15:26,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:26,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 26 transitions. [2024-12-06 04:15:26,647 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-12-06 04:15:26,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 04:15:26,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:26,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:15:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:15:26,673 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:15:26,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:15:26,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:15:26,734 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:15:26,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:15:26,756 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-06 04:15:26,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:15:26 ImpRootNode [2024-12-06 04:15:26,781 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:15:26,782 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:15:26,782 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:15:26,782 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:15:26,783 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:15:26" (3/4) ... [2024-12-06 04:15:26,785 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 04:15:26,786 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:15:26,787 INFO L158 Benchmark]: Toolchain (without parser) took 1769.70ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 51.6MB in the end (delta: 64.3MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-12-06 04:15:26,787 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:15:26,787 INFO L158 Benchmark]: CACSL2BoogieTranslator took 849.49ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 106.6MB in the end (delta: 9.2MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. [2024-12-06 04:15:26,788 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.27ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 104.3MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:15:26,788 INFO L158 Benchmark]: Boogie Preprocessor took 18.52ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 103.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:15:26,789 INFO L158 Benchmark]: RCFGBuilder took 278.86ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 88.9MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:15:26,789 INFO L158 Benchmark]: CodeCheck took 575.45ms. Allocated memory is still 142.6MB. Free memory was 88.9MB in the beginning and 52.1MB in the end (delta: 36.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 04:15:26,789 INFO L158 Benchmark]: Witness Printer took 3.86ms. Allocated memory is still 142.6MB. Free memory was 52.1MB in the beginning and 51.6MB in the end (delta: 539.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:15:26,791 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, 18 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 52 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 48 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20 IncrementalHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 38 mSDtfsCounter, 20 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 141 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 4 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, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 16 ConstructedInterpolants, 0 QuantifiedInterpolants, 34 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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, ConComCheckerStatistics: No data available - UnprovableResult [Line: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558, overapproximation of fgets at line 1556. 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); [L1577] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1577] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1578] CALL CWE190_Integer_Overflow__int_fgets_add_09_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE \read(GLOBAL_CONST_TRUE) [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1566] COND TRUE \read(GLOBAL_CONST_TRUE) VAL [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] [L1569] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 849.49ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 106.6MB in the end (delta: 9.2MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.27ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 104.3MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.52ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 103.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 278.86ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 88.9MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 575.45ms. Allocated memory is still 142.6MB. Free memory was 88.9MB in the beginning and 52.1MB in the end (delta: 36.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Witness Printer took 3.86ms. Allocated memory is still 142.6MB. Free memory was 52.1MB in the beginning and 51.6MB in the end (delta: 539.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 04:15:26,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/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_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_09_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b --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 4624c1970b66240ae5ae57e7a5318bd1e0d39c37c15f052a58b3d29cbadf2fe8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:15:28,727 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:15:28,805 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 04:15:28,829 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:15:28,830 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:15:28,830 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:15:28,830 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:15:28,830 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:15:28,831 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:15:28,831 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:15:28,831 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:15:28,831 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:15:28,831 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:15:28,831 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:15:28,831 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:15:28,831 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:15:28,831 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:15:28,832 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:15:28,832 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:15:28,832 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:15:28,832 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:15:28,832 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:15:28,832 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:15:28,832 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:15:28,832 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:15:28,832 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:28,833 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:15:28,833 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:15:28,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:15:28,833 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:15:28,833 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:15:28,833 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:15:28,833 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:15:28,833 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:28,833 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:15:28,833 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_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b 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 -> 4624c1970b66240ae5ae57e7a5318bd1e0d39c37c15f052a58b3d29cbadf2fe8 [2024-12-06 04:15:29,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:15:29,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:15:29,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:15:29,072 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:15:29,072 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:15:29,074 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_09_bad.i [2024-12-06 04:15:31,740 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/data/f459907bd/440b34b71dce4485a449cc23a9a4b2d9/FLAGbb411eb45 [2024-12-06 04:15:32,023 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:15:32,024 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_09_bad.i [2024-12-06 04:15:32,044 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/data/f459907bd/440b34b71dce4485a449cc23a9a4b2d9/FLAGbb411eb45 [2024-12-06 04:15:32,059 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/data/f459907bd/440b34b71dce4485a449cc23a9a4b2d9 [2024-12-06 04:15:32,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:15:32,063 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:15:32,064 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:15:32,064 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:15:32,068 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:15:32,069 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:15:32" (1/1) ... [2024-12-06 04:15:32,070 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3300375 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:32, skipping insertion in model container [2024-12-06 04:15:32,070 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:15:32" (1/1) ... [2024-12-06 04:15:32,107 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:15:32,784 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:15:32,794 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:15:32,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:15:32,982 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:15:32,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:32 WrapperNode [2024-12-06 04:15:32,983 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:15:32,984 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:15:32,984 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:15:32,984 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:15:32,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:32" (1/1) ... [2024-12-06 04:15:33,007 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:32" (1/1) ... [2024-12-06 04:15:33,024 INFO L138 Inliner]: procedures = 503, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2024-12-06 04:15:33,024 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:15:33,024 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:15:33,025 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:15:33,025 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:15:33,030 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:32" (1/1) ... [2024-12-06 04:15:33,031 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:32" (1/1) ... [2024-12-06 04:15:33,034 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:32" (1/1) ... [2024-12-06 04:15:33,034 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:32" (1/1) ... [2024-12-06 04:15:33,041 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:32" (1/1) ... [2024-12-06 04:15:33,042 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:32" (1/1) ... [2024-12-06 04:15:33,044 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:32" (1/1) ... [2024-12-06 04:15:33,047 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:32" (1/1) ... [2024-12-06 04:15:33,049 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:32" (1/1) ... [2024-12-06 04:15:33,052 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:15:33,053 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:15:33,053 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:15:33,053 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:15:33,054 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:15:32" (1/1) ... [2024-12-06 04:15:33,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:15:33,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:15:33,082 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:15:33,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:15:33,108 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 04:15:33,108 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 04:15:33,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:15:33,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:15:33,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:15:33,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:15:33,230 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:15:33,231 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:15:33,331 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-12-06 04:15:33,331 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:15:33,364 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:15:33,365 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 04:15:33,365 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:15:33 BoogieIcfgContainer [2024-12-06 04:15:33,365 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:15:33,366 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:15:33,366 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:15:33,374 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:15:33,374 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:15:33" (1/1) ... [2024-12-06 04:15:33,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:15:33,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:33,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-12-06 04:15:33,415 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-12-06 04:15:33,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 04:15:33,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:33,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:33,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:33,420 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:33,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:15:33,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:33,520 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:33,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:33,541 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:15:33,543 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:33,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:15:33,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:15:33,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:33,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-12-06 04:15:33,592 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-12-06 04:15:33,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:15:33,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:33,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:33,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:33,594 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:33,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:15:33,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:33,682 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:33,702 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:15:33,703 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:33,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:15:33,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 04:15:33,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:33,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-12-06 04:15:33,737 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-12-06 04:15:33,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 04:15:33,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:33,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:33,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:33,742 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:33,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 04:15:33,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:15:33,875 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:15:33,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:15:33,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:15:33,968 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:15:33,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:15:33,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 04:15:33,994 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-06 04:15:34,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:15:34 ImpRootNode [2024-12-06 04:15:34,016 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:15:34,016 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:15:34,016 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:15:34,017 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:15:34,017 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:15:33" (3/4) ... [2024-12-06 04:15:34,019 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 04:15:34,020 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:15:34,021 INFO L158 Benchmark]: Toolchain (without parser) took 1958.21ms. Allocated memory is still 92.3MB. Free memory was 66.8MB in the beginning and 42.8MB in the end (delta: 24.1MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2024-12-06 04:15:34,021 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:15:34,021 INFO L158 Benchmark]: CACSL2BoogieTranslator took 919.46ms. Allocated memory is still 92.3MB. Free memory was 66.6MB in the beginning and 61.3MB in the end (delta: 5.4MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2024-12-06 04:15:34,022 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.20ms. Allocated memory is still 92.3MB. Free memory was 60.8MB in the beginning and 58.2MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:15:34,022 INFO L158 Benchmark]: Boogie Preprocessor took 28.03ms. Allocated memory is still 92.3MB. Free memory was 58.2MB in the beginning and 56.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:15:34,022 INFO L158 Benchmark]: RCFGBuilder took 311.84ms. Allocated memory is still 92.3MB. Free memory was 56.7MB in the beginning and 40.8MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:15:34,023 INFO L158 Benchmark]: CodeCheck took 650.24ms. Allocated memory is still 92.3MB. Free memory was 40.8MB in the beginning and 43.3MB in the end (delta: -2.5MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. [2024-12-06 04:15:34,023 INFO L158 Benchmark]: Witness Printer took 3.52ms. Allocated memory is still 92.3MB. Free memory was 43.3MB in the beginning and 42.8MB in the end (delta: 537.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:15:34,025 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, 18 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 49 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 29 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 27 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 126 GetRequests, 124 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, 0.0s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 17 SizeOfPredicates, 0 NumberOfNonLiveVariables, 67 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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, ConComCheckerStatistics: No data available - UnprovableResult [Line: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558, overapproximation of fgets at line 1556. 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); [L1577] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1577] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1578] CALL CWE190_Integer_Overflow__int_fgets_add_09_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE \read(GLOBAL_CONST_TRUE) [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1566] COND TRUE \read(GLOBAL_CONST_TRUE) VAL [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] [L1569] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 919.46ms. Allocated memory is still 92.3MB. Free memory was 66.6MB in the beginning and 61.3MB in the end (delta: 5.4MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.20ms. Allocated memory is still 92.3MB. Free memory was 60.8MB in the beginning and 58.2MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.03ms. Allocated memory is still 92.3MB. Free memory was 58.2MB in the beginning and 56.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 311.84ms. Allocated memory is still 92.3MB. Free memory was 56.7MB in the beginning and 40.8MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 650.24ms. Allocated memory is still 92.3MB. Free memory was 40.8MB in the beginning and 43.3MB in the end (delta: -2.5MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. * Witness Printer took 3.52ms. Allocated memory is still 92.3MB. Free memory was 43.3MB in the beginning and 42.8MB in the end (delta: 537.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 04:15:34,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023873db-1b8d-4ff5-85df-ba908c29528d/bin/ukojak-verify-CZk0znPC7b/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