./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_07_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_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3 --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 7fcee65994c10c2cc799db91070a9929fd29a169b89b1d270c2cb0a10b6534e2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:10:14,851 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:10:14,935 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 05:10:14,940 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:10:14,941 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:10:14,962 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:10:14,963 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:10:14,963 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:10:14,964 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:10:14,964 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:10:14,964 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:10:14,964 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:10:14,964 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:10:14,965 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:10:14,965 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:10:14,965 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:10:14,965 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:10:14,965 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 05:10:14,965 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 05:10:14,965 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:10:14,965 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:10:14,966 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:10:14,966 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:10:14,966 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:10:14,966 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:10:14,966 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:10:14,966 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:10:14,966 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:10:14,966 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:10:14,966 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:10:14,967 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:10:14,967 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:10:14,967 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_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3 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 -> 7fcee65994c10c2cc799db91070a9929fd29a169b89b1d270c2cb0a10b6534e2 [2024-11-25 05:10:15,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:10:15,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:10:15,272 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:10:15,273 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:10:15,273 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:10:15,274 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_07_bad.i [2024-11-25 05:10:18,475 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/data/f302534b7/7d88d8d2619e42b0b62207542797c54a/FLAG9064b6797 [2024-11-25 05:10:18,848 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:10:18,848 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_07_bad.i [2024-11-25 05:10:18,872 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/data/f302534b7/7d88d8d2619e42b0b62207542797c54a/FLAG9064b6797 [2024-11-25 05:10:18,893 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/data/f302534b7/7d88d8d2619e42b0b62207542797c54a [2024-11-25 05:10:18,895 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:10:18,897 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:10:18,899 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:10:18,899 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:10:18,904 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:10:18,905 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:10:18" (1/1) ... [2024-11-25 05:10:18,906 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@420a85fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:18, skipping insertion in model container [2024-11-25 05:10:18,906 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:10:18" (1/1) ... [2024-11-25 05:10:18,957 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:10:19,893 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:10:19,904 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:10:19,993 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:10:20,111 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:10:20,111 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:20 WrapperNode [2024-11-25 05:10:20,112 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:10:20,112 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:10:20,113 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:10:20,113 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:10:20,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:20" (1/1) ... [2024-11-25 05:10:20,136 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:20" (1/1) ... [2024-11-25 05:10:20,157 INFO L138 Inliner]: procedures = 498, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2024-11-25 05:10:20,158 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:10:20,158 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:10:20,158 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:10:20,158 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:10:20,167 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:20" (1/1) ... [2024-11-25 05:10:20,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:20" (1/1) ... [2024-11-25 05:10:20,169 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:20" (1/1) ... [2024-11-25 05:10:20,170 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:20" (1/1) ... [2024-11-25 05:10:20,174 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:20" (1/1) ... [2024-11-25 05:10:20,175 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:20" (1/1) ... [2024-11-25 05:10:20,177 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:20" (1/1) ... [2024-11-25 05:10:20,179 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:20" (1/1) ... [2024-11-25 05:10:20,180 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:20" (1/1) ... [2024-11-25 05:10:20,182 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:10:20,183 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:10:20,183 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:10:20,183 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:10:20,184 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:20" (1/1) ... [2024-11-25 05:10:20,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:10:20,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:10:20,228 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:10:20,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:10:20,260 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 05:10:20,260 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 05:10:20,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:10:20,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:10:20,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:10:20,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:10:20,422 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:10:20,425 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:10:20,552 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-25 05:10:20,552 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:10:20,621 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:10:20,621 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 05:10:20,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:10:20 BoogieIcfgContainer [2024-11-25 05:10:20,622 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:10:20,622 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:10:20,623 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:10:20,635 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:10:20,636 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:10:20" (1/1) ... [2024-11-25 05:10:20,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:10:20,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:10:20,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-25 05:10:20,711 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-25 05:10:20,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 05:10:20,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:10:20,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:10:20,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:10:20,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:10:21,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:10:21,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 21 transitions. [2024-11-25 05:10:21,036 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-11-25 05:10:21,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 05:10:21,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:10:21,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:10:21,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:10:21,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:10:21,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:10:21,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 26 transitions. [2024-11-25 05:10:21,228 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-25 05:10:21,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 05:10:21,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:10:21,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:10:21,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:10:21,258 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:10:21,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:10:21,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:10:21,345 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:10:21,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:10:21,379 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-25 05:10:21,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 05:10:21 ImpRootNode [2024-11-25 05:10:21,418 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 05:10:21,419 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 05:10:21,419 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 05:10:21,419 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 05:10:21,420 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:10:20" (3/4) ... [2024-11-25 05:10:21,422 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 05:10:21,423 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 05:10:21,424 INFO L158 Benchmark]: Toolchain (without parser) took 2527.02ms. Allocated memory is still 142.6MB. Free memory was 113.3MB in the beginning and 70.8MB in the end (delta: 42.5MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2024-11-25 05:10:21,424 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:10:21,425 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1213.42ms. Allocated memory is still 142.6MB. Free memory was 113.1MB in the beginning and 55.0MB in the end (delta: 58.1MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-25 05:10:21,425 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.37ms. Allocated memory is still 142.6MB. Free memory was 55.0MB in the beginning and 52.5MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:10:21,426 INFO L158 Benchmark]: Boogie Preprocessor took 23.83ms. Allocated memory is still 142.6MB. Free memory was 52.5MB in the beginning and 51.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:10:21,426 INFO L158 Benchmark]: RCFGBuilder took 439.12ms. Allocated memory is still 142.6MB. Free memory was 51.4MB in the beginning and 106.9MB in the end (delta: -55.5MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2024-11-25 05:10:21,426 INFO L158 Benchmark]: CodeCheck took 795.73ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 70.8MB in the end (delta: 36.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-25 05:10:21,427 INFO L158 Benchmark]: Witness Printer took 4.44ms. Allocated memory is still 142.6MB. Free memory is still 70.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:10:21,429 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: 0.7s, 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: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1559, overapproximation of fgets at line 1557. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int staticFive = 5; [L1578] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1578] 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, staticFive=5] [L1579] CALL CWE190_Integer_Overflow__int_fgets_add_07_bad() [L1551] int data; [L1552] 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, staticFive=5] [L1553] COND TRUE staticFive==5 [L1556] 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, staticFive=5] [L1557] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1559] data = atoi(inputBuffer) [L1567] COND TRUE staticFive==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, staticFive=5] [L1570] 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, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1213.42ms. Allocated memory is still 142.6MB. Free memory was 113.1MB in the beginning and 55.0MB in the end (delta: 58.1MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.37ms. Allocated memory is still 142.6MB. Free memory was 55.0MB in the beginning and 52.5MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.83ms. Allocated memory is still 142.6MB. Free memory was 52.5MB in the beginning and 51.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 439.12ms. Allocated memory is still 142.6MB. Free memory was 51.4MB in the beginning and 106.9MB in the end (delta: -55.5MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * CodeCheck took 795.73ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 70.8MB in the end (delta: 36.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Witness Printer took 4.44ms. Allocated memory is still 142.6MB. Free memory is still 70.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 05:10:21,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/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_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3 --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 7fcee65994c10c2cc799db91070a9929fd29a169b89b1d270c2cb0a10b6534e2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:10:24,202 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:10:24,334 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-25 05:10:24,380 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:10:24,382 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:10:24,383 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:10:24,383 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:10:24,383 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:10:24,384 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:10:24,384 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:10:24,385 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:10:24,385 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:10:24,385 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:10:24,386 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:10:24,386 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 05:10:24,386 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 05:10:24,386 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 05:10:24,386 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 05:10:24,386 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 05:10:24,386 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:10:24,386 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:10:24,386 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:10:24,386 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:10:24,386 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:10:24,387 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:10:24,387 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:10:24,387 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 05:10:24,388 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:10:24,388 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:10:24,388 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:10:24,388 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:10:24,389 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:10:24,389 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 05:10:24,389 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:10:24,389 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 05:10:24,389 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_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3 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 -> 7fcee65994c10c2cc799db91070a9929fd29a169b89b1d270c2cb0a10b6534e2 [2024-11-25 05:10:24,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:10:24,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:10:24,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:10:24,762 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:10:24,762 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:10:24,763 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_07_bad.i [2024-11-25 05:10:27,883 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/data/ba327faad/bd10c72881094276815ae1f2799c41e1/FLAGd7fc2e797 [2024-11-25 05:10:28,367 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:10:28,368 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_07_bad.i [2024-11-25 05:10:28,399 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/data/ba327faad/bd10c72881094276815ae1f2799c41e1/FLAGd7fc2e797 [2024-11-25 05:10:28,422 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/data/ba327faad/bd10c72881094276815ae1f2799c41e1 [2024-11-25 05:10:28,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:10:28,427 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:10:28,429 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:10:28,430 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:10:28,436 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:10:28,437 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:10:28" (1/1) ... [2024-11-25 05:10:28,440 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@625157b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:28, skipping insertion in model container [2024-11-25 05:10:28,440 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:10:28" (1/1) ... [2024-11-25 05:10:28,501 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:10:29,452 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:10:29,466 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:10:29,580 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:10:29,789 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:10:29,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:29 WrapperNode [2024-11-25 05:10:29,790 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:10:29,791 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:10:29,791 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:10:29,792 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:10:29,799 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:29" (1/1) ... [2024-11-25 05:10:29,835 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:29" (1/1) ... [2024-11-25 05:10:29,864 INFO L138 Inliner]: procedures = 503, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 60 [2024-11-25 05:10:29,866 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:10:29,867 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:10:29,867 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:10:29,867 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:10:29,874 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:29" (1/1) ... [2024-11-25 05:10:29,875 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:29" (1/1) ... [2024-11-25 05:10:29,884 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:29" (1/1) ... [2024-11-25 05:10:29,884 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:29" (1/1) ... [2024-11-25 05:10:29,897 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:29" (1/1) ... [2024-11-25 05:10:29,902 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:29" (1/1) ... [2024-11-25 05:10:29,904 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:29" (1/1) ... [2024-11-25 05:10:29,909 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:29" (1/1) ... [2024-11-25 05:10:29,910 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:29" (1/1) ... [2024-11-25 05:10:29,917 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:10:29,921 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:10:29,922 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:10:29,922 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:10:29,923 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:29" (1/1) ... [2024-11-25 05:10:29,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:10:29,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:10:29,968 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:10:29,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:10:29,999 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 05:10:29,999 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 05:10:30,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 05:10:30,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:10:30,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:10:30,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:10:30,135 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:10:30,136 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:10:30,317 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-25 05:10:30,317 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:10:30,386 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:10:30,388 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 05:10:30,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:10:30 BoogieIcfgContainer [2024-11-25 05:10:30,389 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:10:30,390 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:10:30,390 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:10:30,423 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:10:30,424 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:10:30" (1/1) ... [2024-11-25 05:10:30,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:10:30,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:10:30,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-25 05:10:30,484 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-25 05:10:30,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 05:10:30,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:10:30,490 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:10:30,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:10:30,494 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:10:30,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 05:10:30,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:10:30,644 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:10:30,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:10:30,676 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 05:10:30,679 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:10:30,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:10:30,712 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 05:10:30,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 05:10:30,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:10:30,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-25 05:10:30,737 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-25 05:10:30,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 05:10:30,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:10:30,738 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:10:30,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:10:30,743 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:10:30,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 05:10:30,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:10:30,844 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:10:30,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:10:30,864 INFO L256 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 05:10:30,865 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:10:30,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:10:30,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 05:10:30,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:10:30,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 25 transitions. [2024-11-25 05:10:30,947 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-11-25 05:10:30,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 05:10:30,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:10:30,949 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:10:30,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:10:30,951 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:10:30,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 05:10:31,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:10:31,104 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:10:31,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:10:31,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:10:31,247 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:10:31,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:10:31,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-25 05:10:31,288 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-25 05:10:31,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 05:10:31 ImpRootNode [2024-11-25 05:10:31,326 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 05:10:31,327 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 05:10:31,327 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 05:10:31,327 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 05:10:31,328 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:10:30" (3/4) ... [2024-11-25 05:10:31,330 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 05:10:31,331 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 05:10:31,333 INFO L158 Benchmark]: Toolchain (without parser) took 2905.19ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 55.3MB in the end (delta: 34.7MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2024-11-25 05:10:31,333 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:10:31,334 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1361.90ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 76.2MB in the end (delta: 13.9MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. [2024-11-25 05:10:31,335 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.14ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 73.8MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:10:31,335 INFO L158 Benchmark]: Boogie Preprocessor took 53.86ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 72.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:10:31,336 INFO L158 Benchmark]: RCFGBuilder took 467.68ms. Allocated memory is still 117.4MB. Free memory was 72.4MB in the beginning and 56.3MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 05:10:31,336 INFO L158 Benchmark]: CodeCheck took 936.41ms. Allocated memory is still 117.4MB. Free memory was 56.3MB in the beginning and 55.3MB in the end (delta: 966.4kB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2024-11-25 05:10:31,337 INFO L158 Benchmark]: Witness Printer took 4.73ms. Allocated memory is still 117.4MB. Free memory is still 55.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:10:31,340 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: 0.8s, 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, 69 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: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1559, overapproximation of fgets at line 1557. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int staticFive = 5; [L1578] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1578] 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, staticFive=5] [L1579] CALL CWE190_Integer_Overflow__int_fgets_add_07_bad() [L1551] int data; [L1552] 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, staticFive=5] [L1553] COND TRUE staticFive==5 [L1556] 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, staticFive=5] [L1557] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1559] data = atoi(inputBuffer) [L1567] COND TRUE staticFive==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, staticFive=5] [L1570] 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, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1361.90ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 76.2MB in the end (delta: 13.9MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.14ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 73.8MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 53.86ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 72.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 467.68ms. Allocated memory is still 117.4MB. Free memory was 72.4MB in the beginning and 56.3MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 936.41ms. Allocated memory is still 117.4MB. Free memory was 56.3MB in the beginning and 55.3MB in the end (delta: 966.4kB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. * Witness Printer took 4.73ms. Allocated memory is still 117.4MB. Free memory is still 55.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 05:10:31,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9e889e-1229-4ad1-97c2-ac9cf6059ed4/bin/ukojak-verify-ENZ3QT5qd3/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