./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_04_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e62c5e7eb5d493a1c3ac9115513423e1d03eaa034e2953130d1baa63fef12fbf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:51:02,476 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:51:02,566 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:51:02,573 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:51:02,573 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:51:02,609 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:51:02,610 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:51:02,610 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:51:02,610 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:51:02,610 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:51:02,611 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:51:02,611 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:51:02,611 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:51:02,611 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:51:02,611 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:51:02,611 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:51:02,611 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:51:02,611 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:51:02,612 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:51:02,612 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:51:02,612 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:51:02,612 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:51:02,612 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:51:02,612 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:51:02,612 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:51:02,612 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:51:02,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:51:02,613 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:51:02,615 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:51:02,615 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:51:02,615 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:51:02,615 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:51:02,615 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_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e62c5e7eb5d493a1c3ac9115513423e1d03eaa034e2953130d1baa63fef12fbf [2024-11-13 22:51:02,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:51:02,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:51:02,932 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:51:02,933 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:51:02,934 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:51:02,935 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_04_bad.i Unable to find full path for "g++" [2024-11-13 22:51:04,768 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:51:05,202 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:51:05,203 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_04_bad.i [2024-11-13 22:51:05,229 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/data/836be30f7/314fe7f3edfb48ffac7bad6e638353dd/FLAG7ed34a723 [2024-11-13 22:51:05,245 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/data/836be30f7/314fe7f3edfb48ffac7bad6e638353dd [2024-11-13 22:51:05,247 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:51:05,249 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:51:05,250 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:51:05,250 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:51:05,255 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:51:05,256 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:05" (1/1) ... [2024-11-13 22:51:05,257 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fa3637e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:05, skipping insertion in model container [2024-11-13 22:51:05,257 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:05" (1/1) ... [2024-11-13 22:51:05,315 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:51:06,220 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:51:06,230 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:51:06,330 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:51:06,467 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:51:06,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:06 WrapperNode [2024-11-13 22:51:06,468 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:51:06,469 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:51:06,469 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:51:06,469 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:51:06,476 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:06" (1/1) ... [2024-11-13 22:51:06,494 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:06" (1/1) ... [2024-11-13 22:51:06,513 INFO L138 Inliner]: procedures = 498, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2024-11-13 22:51:06,513 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:51:06,514 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:51:06,514 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:51:06,514 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:51:06,522 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:06" (1/1) ... [2024-11-13 22:51:06,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:06" (1/1) ... [2024-11-13 22:51:06,526 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:06" (1/1) ... [2024-11-13 22:51:06,526 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:06" (1/1) ... [2024-11-13 22:51:06,535 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:06" (1/1) ... [2024-11-13 22:51:06,540 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:06" (1/1) ... [2024-11-13 22:51:06,541 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:06" (1/1) ... [2024-11-13 22:51:06,542 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:06" (1/1) ... [2024-11-13 22:51:06,546 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:51:06,547 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:51:06,547 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:51:06,547 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:51:06,552 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:06" (1/1) ... [2024-11-13 22:51:06,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:51:06,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:51:06,597 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:51:06,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:51:06,634 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:51:06,634 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:51:06,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:51:06,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:51:06,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:51:06,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:51:06,832 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:51:06,834 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:51:06,963 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 22:51:06,963 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:51:07,016 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:51:07,016 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:51:07,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:07 BoogieIcfgContainer [2024-11-13 22:51:07,017 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:51:07,018 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:51:07,018 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:51:07,027 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:51:07,027 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:07" (1/1) ... [2024-11-13 22:51:07,034 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:51:07,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:07,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 22:51:07,086 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 22:51:07,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:51:07,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:07,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:51:07,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:51:07,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:51:07,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:07,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 22 transitions. [2024-11-13 22:51:07,384 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2024-11-13 22:51:07,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:51:07,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:07,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:51:07,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:51:07,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:51:07,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:07,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 27 transitions. [2024-11-13 22:51:07,595 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-13 22:51:07,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:51:07,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:07,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:51:07,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:51:07,645 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:51:07,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:51:07,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:51:07,797 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:51:07,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:51:07,829 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-13 22:51:07,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:51:07 ImpRootNode [2024-11-13 22:51:07,861 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:51:07,862 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:51:07,862 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:51:07,862 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:51:07,863 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:07" (3/4) ... [2024-11-13 22:51:07,865 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:51:07,866 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:51:07,869 INFO L158 Benchmark]: Toolchain (without parser) took 2618.40ms. Allocated memory is still 142.6MB. Free memory was 115.2MB in the beginning and 110.2MB in the end (delta: 5.0MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2024-11-13 22:51:07,869 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:51:07,870 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1218.35ms. Allocated memory is still 142.6MB. Free memory was 115.2MB in the beginning and 106.4MB in the end (delta: 8.8MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-11-13 22:51:07,870 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.58ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 103.8MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:51:07,871 INFO L158 Benchmark]: Boogie Preprocessor took 32.71ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 103.2MB in the end (delta: 598.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:51:07,871 INFO L158 Benchmark]: RCFGBuilder took 469.78ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 88.5MB in the end (delta: 14.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:51:07,871 INFO L158 Benchmark]: CodeCheck took 843.43ms. Allocated memory is still 142.6MB. Free memory was 88.5MB in the beginning and 110.3MB in the end (delta: -21.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:51:07,872 INFO L158 Benchmark]: Witness Printer took 4.34ms. Allocated memory is still 142.6MB. Free memory was 110.3MB in the beginning and 110.2MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:51:07,878 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, 19 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, 52 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 48 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20 IncrementalHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 38 mSDtfsCounter, 20 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 141 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 16 ConstructedInterpolants, 0 QuantifiedInterpolants, 34 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1571]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1560, overapproximation of large string literal at line 1580, overapproximation of fgets at line 1558. 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 const int STATIC_CONST_TRUE = 1; [L1549] static const int STATIC_CONST_FALSE = 0; [L1580] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1580] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1581] CALL CWE190_Integer_Overflow__int_fgets_preinc_04_bad() [L1552] int data; [L1553] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1554] COND TRUE \read(STATIC_CONST_TRUE) [L1557] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1560] data = atoi(inputBuffer) [L1568] COND TRUE \read(STATIC_CONST_TRUE) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_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 0.43ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1218.35ms. Allocated memory is still 142.6MB. Free memory was 115.2MB in the beginning and 106.4MB in the end (delta: 8.8MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.58ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 103.8MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.71ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 103.2MB in the end (delta: 598.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 469.78ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 88.5MB in the end (delta: 14.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 843.43ms. Allocated memory is still 142.6MB. Free memory was 88.5MB in the beginning and 110.3MB in the end (delta: -21.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.34ms. Allocated memory is still 142.6MB. Free memory was 110.3MB in the beginning and 110.2MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:51:07,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e62c5e7eb5d493a1c3ac9115513423e1d03eaa034e2953130d1baa63fef12fbf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:51:10,697 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:51:10,809 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:51:10,889 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:51:10,890 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:51:10,890 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:51:10,891 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:51:10,891 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:51:10,892 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:51:10,892 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:51:10,893 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:51:10,894 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:51:10,894 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:51:10,894 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:51:10,894 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:51:10,895 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:51:10,895 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:51:10,895 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:51:10,895 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:51:10,895 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:51:10,895 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:51:10,895 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:51:10,896 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:51:10,896 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:51:10,896 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:51:10,896 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:51:10,896 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:51:10,896 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:51:10,896 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:51:10,897 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:51:10,897 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:51:10,897 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:51:10,897 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:51:10,897 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:51:10,898 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:51:10,898 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_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e62c5e7eb5d493a1c3ac9115513423e1d03eaa034e2953130d1baa63fef12fbf [2024-11-13 22:51:11,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:51:11,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:51:11,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:51:11,241 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:51:11,242 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:51:11,246 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_04_bad.i Unable to find full path for "g++" [2024-11-13 22:51:13,128 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:51:13,602 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:51:13,602 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_04_bad.i [2024-11-13 22:51:13,642 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/data/1ba57db9b/6ba32cf45db94524a7c2eb6274a5d5f2/FLAGf8c0802f4 [2024-11-13 22:51:13,666 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/data/1ba57db9b/6ba32cf45db94524a7c2eb6274a5d5f2 [2024-11-13 22:51:13,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:51:13,670 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:51:13,672 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:51:13,673 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:51:13,678 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:51:13,679 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:13" (1/1) ... [2024-11-13 22:51:13,680 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e8a7c41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:13, skipping insertion in model container [2024-11-13 22:51:13,683 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:13" (1/1) ... [2024-11-13 22:51:13,745 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:51:14,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:51:14,677 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:51:14,785 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:51:14,944 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:51:14,944 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:14 WrapperNode [2024-11-13 22:51:14,944 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:51:14,945 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:51:14,945 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:51:14,945 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:51:14,951 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:14" (1/1) ... [2024-11-13 22:51:14,983 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:14" (1/1) ... [2024-11-13 22:51:15,005 INFO L138 Inliner]: procedures = 503, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2024-11-13 22:51:15,005 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:51:15,006 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:51:15,006 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:51:15,006 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:51:15,013 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:14" (1/1) ... [2024-11-13 22:51:15,013 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:14" (1/1) ... [2024-11-13 22:51:15,017 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:14" (1/1) ... [2024-11-13 22:51:15,017 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:14" (1/1) ... [2024-11-13 22:51:15,031 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:14" (1/1) ... [2024-11-13 22:51:15,033 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:14" (1/1) ... [2024-11-13 22:51:15,036 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:14" (1/1) ... [2024-11-13 22:51:15,037 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:14" (1/1) ... [2024-11-13 22:51:15,040 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:51:15,041 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:51:15,041 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:51:15,041 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:51:15,042 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:14" (1/1) ... [2024-11-13 22:51:15,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:51:15,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:51:15,073 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:51:15,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:51:15,099 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:51:15,099 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:51:15,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:51:15,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:51:15,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:51:15,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:51:15,257 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:51:15,259 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:51:15,429 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 22:51:15,429 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:51:15,476 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:51:15,477 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:51:15,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:15 BoogieIcfgContainer [2024-11-13 22:51:15,477 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:51:15,478 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:51:15,478 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:51:15,489 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:51:15,489 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:15" (1/1) ... [2024-11-13 22:51:15,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:51:15,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:15,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 22:51:15,578 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 22:51:15,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:51:15,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:15,586 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:51:15,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:51:15,589 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:51:15,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:51:15,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:51:15,749 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:51:15,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:51:15,792 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:51:15,797 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:51:15,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:51:15,821 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:51:15,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:51:15,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:15,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-13 22:51:15,848 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-13 22:51:15,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:51:15,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:15,850 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:51:15,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:51:15,852 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:51:15,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:51:15,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:51:15,978 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:51:16,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:51:16,001 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:51:16,002 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:51:16,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:51:16,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:51:16,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:16,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 22:51:16,046 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 22:51:16,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:51:16,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:16,047 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:51:16,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:51:16,049 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:51:16,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:51:16,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:51:16,215 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:51:16,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:51:16,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:51:16,367 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:51:16,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:51:16,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 22:51:16,422 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-13 22:51:16,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:51:16 ImpRootNode [2024-11-13 22:51:16,461 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:51:16,461 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:51:16,461 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:51:16,462 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:51:16,462 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:15" (3/4) ... [2024-11-13 22:51:16,465 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:51:16,466 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:51:16,469 INFO L158 Benchmark]: Toolchain (without parser) took 2797.13ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 57.0MB in the end (delta: 34.6MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2024-11-13 22:51:16,469 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 83.9MB. Free memory is still 51.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:51:16,470 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1272.18ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 71.9MB in the end (delta: 19.7MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. [2024-11-13 22:51:16,470 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.21ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 69.0MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:51:16,471 INFO L158 Benchmark]: Boogie Preprocessor took 34.45ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 67.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:51:16,472 INFO L158 Benchmark]: RCFGBuilder took 436.68ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 50.3MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:51:16,473 INFO L158 Benchmark]: CodeCheck took 982.60ms. Allocated memory is still 117.4MB. Free memory was 50.3MB in the beginning and 57.6MB in the end (delta: -7.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:51:16,473 INFO L158 Benchmark]: Witness Printer took 4.87ms. Allocated memory is still 117.4MB. Free memory was 57.6MB in the beginning and 57.0MB in the end (delta: 603.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:51:16,477 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, 19 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 49 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 29 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 27 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 126 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 17 SizeOfPredicates, 0 NumberOfNonLiveVariables, 75 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 - UnprovableResult [Line: 1571]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1560, overapproximation of large string literal at line 1580, overapproximation of fgets at line 1558. 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 const int STATIC_CONST_TRUE = 1; [L1549] static const int STATIC_CONST_FALSE = 0; [L1580] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1580] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1581] CALL CWE190_Integer_Overflow__int_fgets_preinc_04_bad() [L1552] int data; [L1553] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1554] COND TRUE \read(STATIC_CONST_TRUE) [L1557] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1560] data = atoi(inputBuffer) [L1568] COND TRUE \read(STATIC_CONST_TRUE) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_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 0.57ms. Allocated memory is still 83.9MB. Free memory is still 51.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1272.18ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 71.9MB in the end (delta: 19.7MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.21ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 69.0MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.45ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 67.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 436.68ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 50.3MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 982.60ms. Allocated memory is still 117.4MB. Free memory was 50.3MB in the beginning and 57.6MB in the end (delta: -7.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.87ms. Allocated memory is still 117.4MB. Free memory was 57.6MB in the beginning and 57.0MB in the end (delta: 603.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:51:16,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5580adf4-ce0c-48cc-93c5-2b8c791a697f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample