./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_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_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/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_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/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_cabe5084-c0ff-4909-917b-b41184aa3bda/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 d2965ba2f95fa88a11de221781578b1346697c68ecd81d7cf3354351e788228d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:11:06,539 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:11:06,595 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 02:11:06,599 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:11:06,599 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:11:06,619 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:11:06,619 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:11:06,619 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:11:06,620 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:11:06,620 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:11:06,620 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:11:06,620 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:11:06,620 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:11:06,620 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:11:06,620 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:11:06,620 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:11:06,621 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:11:06,621 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:11:06,621 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:11:06,621 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:11:06,621 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:11:06,621 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:11:06,621 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:11:06,621 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:11:06,621 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:11:06,621 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:11:06,621 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:11:06,621 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:11:06,622 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:11:06,622 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:11:06,622 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:11:06,622 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:11:06,622 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_cabe5084-c0ff-4909-917b-b41184aa3bda/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 -> d2965ba2f95fa88a11de221781578b1346697c68ecd81d7cf3354351e788228d [2024-12-06 02:11:06,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:11:06,879 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:11:06,881 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:11:06,883 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:11:06,883 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:11:06,884 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_bad.i [2024-12-06 02:11:09,549 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/data/b804609ab/70b999ace73e41559874eada8f0b75f6/FLAG985cea5c6 [2024-12-06 02:11:09,850 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:11:09,850 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_bad.i [2024-12-06 02:11:09,874 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/data/b804609ab/70b999ace73e41559874eada8f0b75f6/FLAG985cea5c6 [2024-12-06 02:11:09,888 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/data/b804609ab/70b999ace73e41559874eada8f0b75f6 [2024-12-06 02:11:09,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:11:09,892 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:11:09,894 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:11:09,894 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:11:09,899 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:11:09,900 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:11:09" (1/1) ... [2024-12-06 02:11:09,900 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c0362a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:09, skipping insertion in model container [2024-12-06 02:11:09,901 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:11:09" (1/1) ... [2024-12-06 02:11:09,936 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:11:10,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:11:10,684 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:11:10,765 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:11:10,864 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:11:10,865 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:10 WrapperNode [2024-12-06 02:11:10,865 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:11:10,866 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:11:10,866 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:11:10,866 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:11:10,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:10" (1/1) ... [2024-12-06 02:11:10,887 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:10" (1/1) ... [2024-12-06 02:11:10,902 INFO L138 Inliner]: procedures = 498, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 60 [2024-12-06 02:11:10,902 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:11:10,903 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:11:10,903 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:11:10,903 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:11:10,910 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:10" (1/1) ... [2024-12-06 02:11:10,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:10" (1/1) ... [2024-12-06 02:11:10,912 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:10" (1/1) ... [2024-12-06 02:11:10,912 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:10" (1/1) ... [2024-12-06 02:11:10,917 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:10" (1/1) ... [2024-12-06 02:11:10,917 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:10" (1/1) ... [2024-12-06 02:11:10,919 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:10" (1/1) ... [2024-12-06 02:11:10,919 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:10" (1/1) ... [2024-12-06 02:11:10,920 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:10" (1/1) ... [2024-12-06 02:11:10,922 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:11:10,922 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:11:10,922 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:11:10,922 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:11:10,923 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:10" (1/1) ... [2024-12-06 02:11:10,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:11:10,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:11:10,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:11:10,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:11:10,974 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 02:11:10,974 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 02:11:10,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:11:10,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:11:10,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:11:10,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:11:11,073 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:11:11,074 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:11:11,161 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-12-06 02:11:11,161 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:11:11,186 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:11:11,186 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 02:11:11,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:11:11 BoogieIcfgContainer [2024-12-06 02:11:11,186 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:11:11,187 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:11:11,187 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:11:11,195 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:11:11,195 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:11:11" (1/1) ... [2024-12-06 02:11:11,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:11:11,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:11,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-12-06 02:11:11,252 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-12-06 02:11:11,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 02:11:11,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:11,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:11:11,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:11,436 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 02:11:11,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:11,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 21 transitions. [2024-12-06 02:11:11,478 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-12-06 02:11:11,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 02:11:11,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:11,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:11:11,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:11,591 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 02:11:11,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:11,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 26 transitions. [2024-12-06 02:11:11,619 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-12-06 02:11:11,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 02:11:11,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:11,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:11:11,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:11:11,644 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:11:11,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:11:11,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:11:11,725 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:11:11,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:11:11,748 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-06 02:11:11,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:11:11 ImpRootNode [2024-12-06 02:11:11,772 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:11:11,773 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:11:11,773 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:11:11,773 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:11:11,774 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:11:11" (3/4) ... [2024-12-06 02:11:11,776 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 02:11:11,777 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:11:11,778 INFO L158 Benchmark]: Toolchain (without parser) took 1885.41ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 84.7MB in the end (delta: 4.6MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2024-12-06 02:11:11,778 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 71.9MB in the end (delta: 84.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:11:11,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 971.24ms. Allocated memory is still 117.4MB. Free memory was 89.1MB in the beginning and 79.1MB in the end (delta: 10.0MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. [2024-12-06 02:11:11,779 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.72ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 76.3MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:11:11,779 INFO L158 Benchmark]: Boogie Preprocessor took 18.77ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 75.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:11:11,779 INFO L158 Benchmark]: RCFGBuilder took 264.16ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 61.9MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:11:11,780 INFO L158 Benchmark]: CodeCheck took 585.70ms. Allocated memory is still 117.4MB. Free memory was 61.9MB in the beginning and 85.4MB in the end (delta: -23.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:11:11,780 INFO L158 Benchmark]: Witness Printer took 3.76ms. Allocated memory is still 117.4MB. Free memory was 85.4MB in the beginning and 84.7MB in the end (delta: 762.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:11:11,782 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, 50 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, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18 IncrementalHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 38 mSDtfsCounter, 18 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 139 GetRequests, 135 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_13_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 GLOBAL_CONST_FIVE==5 [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 GLOBAL_CONST_FIVE==5 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 0.28ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 71.9MB in the end (delta: 84.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 971.24ms. Allocated memory is still 117.4MB. Free memory was 89.1MB in the beginning and 79.1MB in the end (delta: 10.0MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.72ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 76.3MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.77ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 75.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 264.16ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 61.9MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 585.70ms. Allocated memory is still 117.4MB. Free memory was 61.9MB in the beginning and 85.4MB in the end (delta: -23.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.76ms. Allocated memory is still 117.4MB. Free memory was 85.4MB in the beginning and 84.7MB in the end (delta: 762.9kB). 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 02:11:11,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/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_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/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_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/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_cabe5084-c0ff-4909-917b-b41184aa3bda/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 d2965ba2f95fa88a11de221781578b1346697c68ecd81d7cf3354351e788228d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:11:13,756 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:11:13,839 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 02:11:13,864 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:11:13,865 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:11:13,865 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:11:13,865 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:11:13,865 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:11:13,866 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:11:13,866 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:11:13,866 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:11:13,866 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:11:13,866 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:11:13,866 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:11:13,866 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:11:13,866 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:11:13,866 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:11:13,866 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:11:13,867 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:11:13,867 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:11:13,867 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:11:13,867 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:11:13,867 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:11:13,867 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:11:13,867 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:11:13,867 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:13,867 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:11:13,868 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:11:13,868 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:11:13,868 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:11:13,868 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:11:13,868 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:11:13,868 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:11:13,868 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:13,868 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:11:13,868 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_cabe5084-c0ff-4909-917b-b41184aa3bda/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 -> d2965ba2f95fa88a11de221781578b1346697c68ecd81d7cf3354351e788228d [2024-12-06 02:11:14,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:11:14,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:11:14,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:11:14,108 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:11:14,108 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:11:14,109 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_bad.i [2024-12-06 02:11:16,796 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/data/48dd337f6/b450401d91d04a259ac2c2e8cd0b98f1/FLAG33ae3775e [2024-12-06 02:11:17,061 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:11:17,062 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_bad.i [2024-12-06 02:11:17,084 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/data/48dd337f6/b450401d91d04a259ac2c2e8cd0b98f1/FLAG33ae3775e [2024-12-06 02:11:17,101 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/data/48dd337f6/b450401d91d04a259ac2c2e8cd0b98f1 [2024-12-06 02:11:17,104 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:11:17,105 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:11:17,107 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:11:17,107 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:11:17,112 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:11:17,113 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:11:17" (1/1) ... [2024-12-06 02:11:17,114 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46749db8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:17, skipping insertion in model container [2024-12-06 02:11:17,114 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:11:17" (1/1) ... [2024-12-06 02:11:17,150 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:11:17,816 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:11:17,829 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:11:17,920 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:11:18,016 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:11:18,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:18 WrapperNode [2024-12-06 02:11:18,017 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:11:18,018 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:11:18,018 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:11:18,018 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:11:18,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:18" (1/1) ... [2024-12-06 02:11:18,042 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:18" (1/1) ... [2024-12-06 02:11:18,061 INFO L138 Inliner]: procedures = 503, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2024-12-06 02:11:18,061 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:11:18,061 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:11:18,062 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:11:18,062 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:11:18,068 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:18" (1/1) ... [2024-12-06 02:11:18,069 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:18" (1/1) ... [2024-12-06 02:11:18,071 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:18" (1/1) ... [2024-12-06 02:11:18,072 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:18" (1/1) ... [2024-12-06 02:11:18,079 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:18" (1/1) ... [2024-12-06 02:11:18,080 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:18" (1/1) ... [2024-12-06 02:11:18,082 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:18" (1/1) ... [2024-12-06 02:11:18,083 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:18" (1/1) ... [2024-12-06 02:11:18,084 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:18" (1/1) ... [2024-12-06 02:11:18,087 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:11:18,087 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:11:18,087 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:11:18,087 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:11:18,088 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:11:18" (1/1) ... [2024-12-06 02:11:18,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:11:18,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:11:18,115 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:11:18,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:11:18,140 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 02:11:18,140 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 02:11:18,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:11:18,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:11:18,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:11:18,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:11:18,256 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:11:18,257 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:11:18,361 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-12-06 02:11:18,361 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:11:18,392 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:11:18,392 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 02:11:18,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:11:18 BoogieIcfgContainer [2024-12-06 02:11:18,393 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:11:18,394 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:11:18,394 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:11:18,400 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:11:18,401 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:11:18" (1/1) ... [2024-12-06 02:11:18,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:11:18,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:18,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-12-06 02:11:18,442 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-12-06 02:11:18,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 02:11:18,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:18,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:18,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:18,449 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:18,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:11:18,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:18,549 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:18,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:18,571 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:11:18,574 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:18,596 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 02:11:18,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-12-06 02:11:18,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:18,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-12-06 02:11:18,629 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-12-06 02:11:18,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 02:11:18,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:18,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:18,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:18,631 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:18,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:11:18,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:18,710 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:18,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:18,728 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:11:18,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:18,752 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 02:11:18,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:11:18,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:18,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 25 transitions. [2024-12-06 02:11:18,804 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-12-06 02:11:18,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 02:11:18,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:18,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:18,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:18,807 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:18,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:11:18,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:11:18,924 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:11:18,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:11:19,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:11:19,025 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:11:19,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:11:19,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 02:11:19,054 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-06 02:11:19,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:11:19 ImpRootNode [2024-12-06 02:11:19,078 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:11:19,079 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:11:19,079 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:11:19,079 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:11:19,080 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:11:18" (3/4) ... [2024-12-06 02:11:19,082 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 02:11:19,083 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:11:19,084 INFO L158 Benchmark]: Toolchain (without parser) took 1978.96ms. Allocated memory is still 92.3MB. Free memory was 66.1MB in the beginning and 39.4MB in the end (delta: 26.6MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2024-12-06 02:11:19,085 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 46.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:11:19,085 INFO L158 Benchmark]: CACSL2BoogieTranslator took 910.63ms. Allocated memory is still 92.3MB. Free memory was 65.9MB in the beginning and 60.3MB in the end (delta: 5.6MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. [2024-12-06 02:11:19,085 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.29ms. Allocated memory is still 92.3MB. Free memory was 59.9MB in the beginning and 57.2MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:11:19,086 INFO L158 Benchmark]: Boogie Preprocessor took 25.25ms. Allocated memory is still 92.3MB. Free memory was 57.2MB in the beginning and 55.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:11:19,086 INFO L158 Benchmark]: RCFGBuilder took 305.59ms. Allocated memory is still 92.3MB. Free memory was 55.8MB in the beginning and 40.3MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:11:19,086 INFO L158 Benchmark]: CodeCheck took 685.02ms. Allocated memory is still 92.3MB. Free memory was 39.9MB in the beginning and 39.4MB in the end (delta: 425.8kB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2024-12-06 02:11:19,087 INFO L158 Benchmark]: Witness Printer took 4.11ms. Allocated memory is still 92.3MB. Free memory was 39.4MB in the beginning and 39.4MB in the end (delta: 18.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:11:19,089 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, 57 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 45 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 39 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 136 GetRequests, 134 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, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 25 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_13_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 GLOBAL_CONST_FIVE==5 [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 GLOBAL_CONST_FIVE==5 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 83.9MB. Free memory is still 46.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 910.63ms. Allocated memory is still 92.3MB. Free memory was 65.9MB in the beginning and 60.3MB in the end (delta: 5.6MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.29ms. Allocated memory is still 92.3MB. Free memory was 59.9MB in the beginning and 57.2MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.25ms. Allocated memory is still 92.3MB. Free memory was 57.2MB in the beginning and 55.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 305.59ms. Allocated memory is still 92.3MB. Free memory was 55.8MB in the beginning and 40.3MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 685.02ms. Allocated memory is still 92.3MB. Free memory was 39.9MB in the beginning and 39.4MB in the end (delta: 425.8kB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. * Witness Printer took 4.11ms. Allocated memory is still 92.3MB. Free memory was 39.4MB in the beginning and 39.4MB in the end (delta: 18.4kB). 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 02:11:19,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabe5084-c0ff-4909-917b-b41184aa3bda/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