./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_18_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_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/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_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_18_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/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_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/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 bb360f15aeab409cc61f05a23b5bd6c660e18ca36c89130be6c5e574e7cb9679 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:25:13,673 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:25:13,740 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:25:13,745 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:25:13,746 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:25:13,784 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:25:13,785 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:25:13,785 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:25:13,786 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:25:13,786 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:25:13,786 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:25:13,786 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:25:13,786 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:25:13,786 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:25:13,786 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:25:13,786 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:25:13,787 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:25:13,787 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:25:13,787 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:25:13,787 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:25:13,787 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:25:13,787 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:25:13,790 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:25:13,790 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:25:13,790 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:25:13,791 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:25:13,791 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:25:13,791 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:25:13,791 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:25:13,791 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:25:13,792 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:25:13,792 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:25:13,792 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_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/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 -> bb360f15aeab409cc61f05a23b5bd6c660e18ca36c89130be6c5e574e7cb9679 [2024-11-13 21:25:14,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:25:14,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:25:14,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:25:14,124 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:25:14,125 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:25:14,126 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_18_bad.i Unable to find full path for "g++" [2024-11-13 21:25:16,306 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:25:16,909 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:25:16,913 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_18_bad.i [2024-11-13 21:25:16,956 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/data/b989d348a/0964372151cb41f0b64110c1b7997bf5/FLAG3e43c9a66 [2024-11-13 21:25:16,985 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/data/b989d348a/0964372151cb41f0b64110c1b7997bf5 [2024-11-13 21:25:16,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:25:16,991 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:25:16,994 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:25:16,994 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:25:17,003 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:25:17,006 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:25:16" (1/1) ... [2024-11-13 21:25:17,007 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40648b66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:17, skipping insertion in model container [2024-11-13 21:25:17,010 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:25:16" (1/1) ... [2024-11-13 21:25:17,088 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:25:18,325 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:25:18,338 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:25:18,524 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:25:18,652 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:25:18,653 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:18 WrapperNode [2024-11-13 21:25:18,653 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:25:18,655 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:25:18,655 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:25:18,655 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:25:18,664 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:18" (1/1) ... [2024-11-13 21:25:18,695 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:18" (1/1) ... [2024-11-13 21:25:18,730 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-13 21:25:18,730 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:25:18,731 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:25:18,731 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:25:18,731 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:25:18,740 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:18" (1/1) ... [2024-11-13 21:25:18,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:18" (1/1) ... [2024-11-13 21:25:18,744 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:18" (1/1) ... [2024-11-13 21:25:18,744 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:18" (1/1) ... [2024-11-13 21:25:18,750 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:18" (1/1) ... [2024-11-13 21:25:18,752 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:18" (1/1) ... [2024-11-13 21:25:18,753 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:18" (1/1) ... [2024-11-13 21:25:18,754 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:18" (1/1) ... [2024-11-13 21:25:18,757 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:25:18,758 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:25:18,758 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:25:18,758 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:25:18,760 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:18" (1/1) ... [2024-11-13 21:25:18,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:25:18,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:25:18,820 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:25:18,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:25:18,863 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:25:18,863 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:25:18,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:25:18,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:25:18,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:25:19,112 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:25:19,114 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:25:19,325 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 21:25:19,325 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:25:19,411 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:25:19,414 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:25:19,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:25:19 BoogieIcfgContainer [2024-11-13 21:25:19,415 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:25:19,416 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:25:19,416 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:25:19,431 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:25:19,432 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:25:19" (1/1) ... [2024-11-13 21:25:19,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:25:19,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:19,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 21:25:19,527 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 21:25:19,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:25:19,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:19,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:25:19,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:19,819 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 21:25:19,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:19,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 21:25:19,899 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 21:25:19,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:25:19,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:19,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:25:19,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:25:19,945 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:25:19,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:25:20,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:25:20,016 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:25:20,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:25:20,078 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:25:20,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:25:20 ImpRootNode [2024-11-13 21:25:20,132 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:25:20,133 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:25:20,133 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:25:20,134 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:25:20,135 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:25:19" (3/4) ... [2024-11-13 21:25:20,139 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:25:20,140 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:25:20,141 INFO L158 Benchmark]: Toolchain (without parser) took 3149.96ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 90.1MB in the end (delta: 25.9MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2024-11-13 21:25:20,146 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:25:20,146 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1660.43ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 58.0MB in the end (delta: 57.9MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 21:25:20,147 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.68ms. Allocated memory is still 142.6MB. Free memory was 57.7MB in the beginning and 55.3MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:25:20,147 INFO L158 Benchmark]: Boogie Preprocessor took 26.66ms. Allocated memory is still 142.6MB. Free memory was 55.3MB in the beginning and 54.5MB in the end (delta: 827.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:25:20,147 INFO L158 Benchmark]: RCFGBuilder took 657.20ms. Allocated memory is still 142.6MB. Free memory was 54.5MB in the beginning and 110.3MB in the end (delta: -55.8MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2024-11-13 21:25:20,148 INFO L158 Benchmark]: CodeCheck took 716.06ms. Allocated memory is still 142.6MB. Free memory was 110.3MB in the beginning and 90.1MB in the end (delta: 20.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:25:20,152 INFO L158 Benchmark]: Witness Printer took 7.25ms. Allocated memory is still 142.6MB. Free memory is still 90.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:25:20,155 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1558]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1566. 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); [L1566] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1566] 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] [L1567] CALL CWE190_Integer_Overflow__int_fscanf_preinc_18_bad() [L1550] int data; [L1551] data = 0 [L1558] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1660.43ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 58.0MB in the end (delta: 57.9MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.68ms. Allocated memory is still 142.6MB. Free memory was 57.7MB in the beginning and 55.3MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.66ms. Allocated memory is still 142.6MB. Free memory was 55.3MB in the beginning and 54.5MB in the end (delta: 827.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 657.20ms. Allocated memory is still 142.6MB. Free memory was 54.5MB in the beginning and 110.3MB in the end (delta: -55.8MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * CodeCheck took 716.06ms. Allocated memory is still 142.6MB. Free memory was 110.3MB in the beginning and 90.1MB in the end (delta: 20.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 7.25ms. Allocated memory is still 142.6MB. Free memory is still 90.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:25:20,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/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_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/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_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_18_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/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_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/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 bb360f15aeab409cc61f05a23b5bd6c660e18ca36c89130be6c5e574e7cb9679 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:25:23,513 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:25:23,689 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:25:23,747 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:25:23,748 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:25:23,749 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:25:23,751 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:25:23,752 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:25:23,752 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:25:23,752 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:25:23,752 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:25:23,752 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:25:23,752 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:25:23,753 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:25:23,753 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:25:23,753 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:25:23,753 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:25:23,753 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:25:23,753 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:25:23,753 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:25:23,753 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:25:23,754 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:25:23,754 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:25:23,754 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:25:23,754 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:25:23,754 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:23,756 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:25:23,757 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:25:23,758 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:25:23,758 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:25:23,758 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:25:23,758 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:25:23,759 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:25:23,759 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:23,759 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:25:23,759 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_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/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 -> bb360f15aeab409cc61f05a23b5bd6c660e18ca36c89130be6c5e574e7cb9679 [2024-11-13 21:25:24,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:25:24,169 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:25:24,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:25:24,174 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:25:24,175 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:25:24,176 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_18_bad.i Unable to find full path for "g++" [2024-11-13 21:25:26,639 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:25:27,107 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:25:27,111 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_18_bad.i [2024-11-13 21:25:27,156 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/data/9465c2b94/1420706a84084a208ac372fcf7a889c6/FLAG143ca8eb7 [2024-11-13 21:25:27,185 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/data/9465c2b94/1420706a84084a208ac372fcf7a889c6 [2024-11-13 21:25:27,192 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:25:27,194 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:25:27,195 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:25:27,197 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:25:27,204 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:25:27,205 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:25:27" (1/1) ... [2024-11-13 21:25:27,206 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37088598 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:27, skipping insertion in model container [2024-11-13 21:25:27,209 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:25:27" (1/1) ... [2024-11-13 21:25:27,290 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:25:28,622 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:25:28,639 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:25:28,768 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:25:29,002 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:25:29,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:29 WrapperNode [2024-11-13 21:25:29,004 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:25:29,005 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:25:29,005 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:25:29,005 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:25:29,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:29" (1/1) ... [2024-11-13 21:25:29,051 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:29" (1/1) ... [2024-11-13 21:25:29,088 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2024-11-13 21:25:29,090 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:25:29,091 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:25:29,091 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:25:29,091 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:25:29,101 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:29" (1/1) ... [2024-11-13 21:25:29,101 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:29" (1/1) ... [2024-11-13 21:25:29,112 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:29" (1/1) ... [2024-11-13 21:25:29,113 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:29" (1/1) ... [2024-11-13 21:25:29,133 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:29" (1/1) ... [2024-11-13 21:25:29,138 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:29" (1/1) ... [2024-11-13 21:25:29,145 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:29" (1/1) ... [2024-11-13 21:25:29,146 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:29" (1/1) ... [2024-11-13 21:25:29,153 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:25:29,155 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:25:29,158 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:25:29,158 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:25:29,160 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:29" (1/1) ... [2024-11-13 21:25:29,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:25:29,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:25:29,204 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:25:29,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:25:29,246 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:25:29,247 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:25:29,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:25:29,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:25:29,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:25:29,512 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:25:29,515 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:25:29,675 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-13 21:25:29,675 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:25:29,777 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:25:29,777 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:25:29,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:25:29 BoogieIcfgContainer [2024-11-13 21:25:29,778 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:25:29,779 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:25:29,779 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:25:29,792 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:25:29,793 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:25:29" (1/1) ... [2024-11-13 21:25:29,803 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:25:29,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:29,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 21:25:29,896 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 21:25:29,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:25:29,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:29,903 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:29,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:29,906 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:29,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:25:30,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:30,108 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:30,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:30,163 INFO L255 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:25:30,170 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:30,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:25:30,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:25:30,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:30,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 21:25:30,239 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 21:25:30,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:25:30,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:30,239 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:30,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:30,246 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:30,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:25:30,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:25:30,445 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:25:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:25:30,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:25:30,608 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:25:30,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:25:30,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:25:30,678 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:25:30,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:25:30 ImpRootNode [2024-11-13 21:25:30,714 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:25:30,715 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:25:30,715 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:25:30,715 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:25:30,716 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:25:29" (3/4) ... [2024-11-13 21:25:30,725 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:25:30,727 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:25:30,729 INFO L158 Benchmark]: Toolchain (without parser) took 3535.11ms. Allocated memory is still 83.9MB. Free memory was 57.3MB in the beginning and 37.6MB in the end (delta: 19.8MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2024-11-13 21:25:30,729 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:25:30,731 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1808.85ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 51.2MB in the end (delta: 5.8MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2024-11-13 21:25:30,731 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.11ms. Allocated memory is still 83.9MB. Free memory was 51.2MB in the beginning and 48.5MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:25:30,735 INFO L158 Benchmark]: Boogie Preprocessor took 63.07ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 47.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:25:30,735 INFO L158 Benchmark]: RCFGBuilder took 623.30ms. Allocated memory is still 83.9MB. Free memory was 47.0MB in the beginning and 32.6MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:25:30,736 INFO L158 Benchmark]: CodeCheck took 935.77ms. Allocated memory is still 83.9MB. Free memory was 32.6MB in the beginning and 38.0MB in the end (delta: -5.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:25:30,736 INFO L158 Benchmark]: Witness Printer took 12.44ms. Allocated memory is still 83.9MB. Free memory was 38.0MB in the beginning and 37.6MB in the end (delta: 426.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:25:30,741 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 29 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1558]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1566. 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); [L1566] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1566] 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] [L1567] CALL CWE190_Integer_Overflow__int_fscanf_preinc_18_bad() [L1550] int data; [L1551] data = 0 [L1558] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1808.85ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 51.2MB in the end (delta: 5.8MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.11ms. Allocated memory is still 83.9MB. Free memory was 51.2MB in the beginning and 48.5MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 63.07ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 47.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 623.30ms. Allocated memory is still 83.9MB. Free memory was 47.0MB in the beginning and 32.6MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 935.77ms. Allocated memory is still 83.9MB. Free memory was 32.6MB in the beginning and 38.0MB in the end (delta: -5.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 12.44ms. Allocated memory is still 83.9MB. Free memory was 38.0MB in the beginning and 37.6MB in the end (delta: 426.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:25:30,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dead7bf0-6926-4902-b0a2-7cb4b3f388c3/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