./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_31_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk --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 608836522b55bd951c4052fdbb6fa13a2590f0ece6188ad67e1b0a5a33a58662 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:57:21,582 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:57:21,719 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:57:21,728 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:57:21,729 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:57:21,783 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:57:21,785 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:57:21,785 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:57:21,786 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:57:21,787 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:57:21,788 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:57:21,788 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:57:21,789 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:57:21,789 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:57:21,790 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:57:21,790 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:57:21,791 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:57:21,791 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:57:21,792 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:57:21,793 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:57:21,793 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:57:21,794 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:57:21,795 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:57:21,795 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:57:21,796 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:57:21,796 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:57:21,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:57:21,798 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:57:21,798 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:57:21,799 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:57:21,799 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:57:21,800 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:57:21,800 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 608836522b55bd951c4052fdbb6fa13a2590f0ece6188ad67e1b0a5a33a58662 [2024-11-08 23:57:22,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:57:22,232 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:57:22,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:57:22,239 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:57:22,240 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:57:22,241 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_31_bad.i Unable to find full path for "g++" [2024-11-08 23:57:24,862 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:57:25,268 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:57:25,270 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_31_bad.i [2024-11-08 23:57:25,324 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/data/89d5f6012/75f9df1eac5043348ac71ec23d3103aa/FLAG1aa1263da [2024-11-08 23:57:25,356 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/data/89d5f6012/75f9df1eac5043348ac71ec23d3103aa [2024-11-08 23:57:25,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:57:25,363 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:57:25,365 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:57:25,365 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:57:25,372 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:57:25,374 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:57:25" (1/1) ... [2024-11-08 23:57:25,375 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44e725fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:25, skipping insertion in model container [2024-11-08 23:57:25,377 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:57:25" (1/1) ... [2024-11-08 23:57:25,475 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:57:26,815 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:57:26,828 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:57:26,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:57:27,119 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:57:27,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:27 WrapperNode [2024-11-08 23:57:27,120 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:57:27,121 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:57:27,121 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:57:27,121 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:57:27,130 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:27" (1/1) ... [2024-11-08 23:57:27,164 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:27" (1/1) ... [2024-11-08 23:57:27,203 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2024-11-08 23:57:27,204 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:57:27,206 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:57:27,206 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:57:27,206 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:57:27,218 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:27" (1/1) ... [2024-11-08 23:57:27,219 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:27" (1/1) ... [2024-11-08 23:57:27,221 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:27" (1/1) ... [2024-11-08 23:57:27,222 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:27" (1/1) ... [2024-11-08 23:57:27,227 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:27" (1/1) ... [2024-11-08 23:57:27,230 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:27" (1/1) ... [2024-11-08 23:57:27,232 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:27" (1/1) ... [2024-11-08 23:57:27,233 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:27" (1/1) ... [2024-11-08 23:57:27,236 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:57:27,237 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:57:27,237 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:57:27,237 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:57:27,239 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:27" (1/1) ... [2024-11-08 23:57:27,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:57:27,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:57:27,291 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:57:27,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:57:27,330 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:57:27,330 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:57:27,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:57:27,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:57:27,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:57:27,544 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:57:27,557 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:57:27,730 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-08 23:57:27,730 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:57:27,789 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:57:27,790 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:57:27,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:57:27 BoogieIcfgContainer [2024-11-08 23:57:27,790 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:57:27,792 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:57:27,792 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:57:27,805 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:57:27,806 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:57:27" (1/1) ... [2024-11-08 23:57:27,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:57:27,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:57:27,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:57:27,885 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:57:27,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:57:27,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:57:27,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:57:28,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:57:28,091 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:57:28,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:57:28,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:57:28,234 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:57:28,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:57:28,286 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:57:28,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:57:28 ImpRootNode [2024-11-08 23:57:28,330 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:57:28,331 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:57:28,331 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:57:28,331 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:57:28,332 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:57:27" (3/4) ... [2024-11-08 23:57:28,338 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:57:28,340 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:57:28,342 INFO L158 Benchmark]: Toolchain (without parser) took 2978.80ms. Allocated memory was 117.4MB in the beginning and 157.3MB in the end (delta: 39.8MB). Free memory was 75.2MB in the beginning and 101.9MB in the end (delta: -26.7MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-11-08 23:57:28,343 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory is still 92.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:57:28,344 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1755.09ms. Allocated memory was 117.4MB in the beginning and 157.3MB in the end (delta: 39.8MB). Free memory was 75.2MB in the beginning and 81.7MB in the end (delta: -6.5MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2024-11-08 23:57:28,345 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.63ms. Allocated memory is still 157.3MB. Free memory was 81.7MB in the beginning and 78.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:57:28,345 INFO L158 Benchmark]: Boogie Preprocessor took 30.32ms. Allocated memory is still 157.3MB. Free memory was 78.7MB in the beginning and 77.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:57:28,346 INFO L158 Benchmark]: RCFGBuilder took 553.64ms. Allocated memory is still 157.3MB. Free memory was 77.5MB in the beginning and 116.6MB in the end (delta: -39.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:57:28,352 INFO L158 Benchmark]: CodeCheck took 538.36ms. Allocated memory is still 157.3MB. Free memory was 116.6MB in the beginning and 101.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:57:28,353 INFO L158 Benchmark]: Witness Printer took 10.16ms. Allocated memory is still 157.3MB. Free memory is still 101.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:57:28,358 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 CWE191_Integer_Underflow__int_fscanf_multiply_31_bad() [L1550] int data; [L1551] data = 0 [L1554] int dataCopy = data; [L1555] int data = dataCopy; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] data * 2 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 0.19ms. Allocated memory is still 117.4MB. Free memory is still 92.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1755.09ms. Allocated memory was 117.4MB in the beginning and 157.3MB in the end (delta: 39.8MB). Free memory was 75.2MB in the beginning and 81.7MB in the end (delta: -6.5MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.63ms. Allocated memory is still 157.3MB. Free memory was 81.7MB in the beginning and 78.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.32ms. Allocated memory is still 157.3MB. Free memory was 78.7MB in the beginning and 77.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 553.64ms. Allocated memory is still 157.3MB. Free memory was 77.5MB in the beginning and 116.6MB in the end (delta: -39.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 538.36ms. Allocated memory is still 157.3MB. Free memory was 116.6MB in the beginning and 101.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 10.16ms. Allocated memory is still 157.3MB. Free memory is still 101.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:57:28,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk --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 608836522b55bd951c4052fdbb6fa13a2590f0ece6188ad67e1b0a5a33a58662 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:57:31,494 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:57:31,635 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:57:31,691 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:57:31,692 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:57:31,693 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:57:31,695 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:57:31,695 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:57:31,696 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:57:31,698 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:57:31,698 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:57:31,699 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:57:31,699 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:57:31,702 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:57:31,703 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:57:31,703 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:57:31,704 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:57:31,704 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:57:31,705 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:57:31,705 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:57:31,705 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:57:31,706 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:57:31,709 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:57:31,709 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:57:31,709 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:57:31,710 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:57:31,710 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:57:31,710 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:57:31,711 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:57:31,711 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:57:31,715 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:57:31,716 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:57:31,716 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:57:31,716 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:57:31,717 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:57:31,717 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 608836522b55bd951c4052fdbb6fa13a2590f0ece6188ad67e1b0a5a33a58662 [2024-11-08 23:57:32,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:57:32,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:57:32,313 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:57:32,314 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:57:32,315 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:57:32,317 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_31_bad.i Unable to find full path for "g++" [2024-11-08 23:57:35,161 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:57:35,758 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:57:35,762 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_31_bad.i [2024-11-08 23:57:35,804 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/data/7a109f6eb/de3025d35814483f99e9ad4c36d1b5dd/FLAG4a33c4342 [2024-11-08 23:57:35,828 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/data/7a109f6eb/de3025d35814483f99e9ad4c36d1b5dd [2024-11-08 23:57:35,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:57:35,833 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:57:35,838 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:57:35,838 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:57:35,846 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:57:35,847 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:57:35" (1/1) ... [2024-11-08 23:57:35,849 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e30fe1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:35, skipping insertion in model container [2024-11-08 23:57:35,849 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:57:35" (1/1) ... [2024-11-08 23:57:35,959 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:57:37,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:57:37,220 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:57:37,324 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:57:37,474 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:57:37,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:37 WrapperNode [2024-11-08 23:57:37,475 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:57:37,476 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:57:37,477 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:57:37,477 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:57:37,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:37" (1/1) ... [2024-11-08 23:57:37,513 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:37" (1/1) ... [2024-11-08 23:57:37,537 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-08 23:57:37,538 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:57:37,538 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:57:37,539 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:57:37,539 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:57:37,549 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:37" (1/1) ... [2024-11-08 23:57:37,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:37" (1/1) ... [2024-11-08 23:57:37,553 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:37" (1/1) ... [2024-11-08 23:57:37,553 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:37" (1/1) ... [2024-11-08 23:57:37,561 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:37" (1/1) ... [2024-11-08 23:57:37,563 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:37" (1/1) ... [2024-11-08 23:57:37,566 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:37" (1/1) ... [2024-11-08 23:57:37,567 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:37" (1/1) ... [2024-11-08 23:57:37,571 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:57:37,572 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:57:37,572 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:57:37,572 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:57:37,573 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:57:37" (1/1) ... [2024-11-08 23:57:37,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:57:37,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:57:37,610 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:57:37,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:57:37,668 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:57:37,668 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:57:37,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:57:37,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:57:37,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:57:37,822 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:57:37,824 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:57:37,951 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-08 23:57:37,951 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:57:38,026 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:57:38,026 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:57:38,027 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:57:38 BoogieIcfgContainer [2024-11-08 23:57:38,027 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:57:38,028 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:57:38,028 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:57:38,039 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:57:38,039 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:57:38" (1/1) ... [2024-11-08 23:57:38,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:57:38,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:57:38,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:57:38,117 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:57:38,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:57:38,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:57:38,124 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:57:38,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:57:38,128 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:57:38,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:57:38,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:57:38,323 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:57:38,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:57:38,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:57:38,460 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:57:38,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:57:38,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 23:57:38,507 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:57:38,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:57:38 ImpRootNode [2024-11-08 23:57:38,545 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:57:38,546 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:57:38,547 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:57:38,547 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:57:38,548 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:57:38" (3/4) ... [2024-11-08 23:57:38,551 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:57:38,552 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:57:38,555 INFO L158 Benchmark]: Toolchain (without parser) took 2719.91ms. Allocated memory was 81.8MB in the beginning and 115.3MB in the end (delta: 33.6MB). Free memory was 54.2MB in the beginning and 60.3MB in the end (delta: -6.1MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2024-11-08 23:57:38,556 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 81.8MB. Free memory was 57.4MB in the beginning and 57.3MB in the end (delta: 148.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:57:38,557 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1637.72ms. Allocated memory was 81.8MB in the beginning and 115.3MB in the end (delta: 33.6MB). Free memory was 54.0MB in the beginning and 63.3MB in the end (delta: -9.3MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2024-11-08 23:57:38,558 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.40ms. Allocated memory is still 115.3MB. Free memory was 63.3MB in the beginning and 60.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:57:38,559 INFO L158 Benchmark]: Boogie Preprocessor took 32.50ms. Allocated memory is still 115.3MB. Free memory was 60.2MB in the beginning and 58.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:57:38,560 INFO L158 Benchmark]: RCFGBuilder took 455.55ms. Allocated memory is still 115.3MB. Free memory was 58.1MB in the beginning and 74.3MB in the end (delta: -16.1MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2024-11-08 23:57:38,561 INFO L158 Benchmark]: CodeCheck took 517.20ms. Allocated memory is still 115.3MB. Free memory was 74.3MB in the beginning and 61.0MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:57:38,562 INFO L158 Benchmark]: Witness Printer took 6.92ms. Allocated memory is still 115.3MB. Free memory was 61.0MB in the beginning and 60.3MB in the end (delta: 638.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:57:38,569 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 CWE191_Integer_Underflow__int_fscanf_multiply_31_bad() [L1550] int data; [L1551] data = 0 [L1554] int dataCopy = data; [L1555] int data = dataCopy; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 81.8MB. Free memory was 57.4MB in the beginning and 57.3MB in the end (delta: 148.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1637.72ms. Allocated memory was 81.8MB in the beginning and 115.3MB in the end (delta: 33.6MB). Free memory was 54.0MB in the beginning and 63.3MB in the end (delta: -9.3MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.40ms. Allocated memory is still 115.3MB. Free memory was 63.3MB in the beginning and 60.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.50ms. Allocated memory is still 115.3MB. Free memory was 60.2MB in the beginning and 58.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 455.55ms. Allocated memory is still 115.3MB. Free memory was 58.1MB in the beginning and 74.3MB in the end (delta: -16.1MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * CodeCheck took 517.20ms. Allocated memory is still 115.3MB. Free memory was 74.3MB in the beginning and 61.0MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 6.92ms. Allocated memory is still 115.3MB. Free memory was 61.0MB in the beginning and 60.3MB in the end (delta: 638.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:57:38,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de531ac7-0de3-4f9f-b314-eb89085479f4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample