./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_07_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_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/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_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/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_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/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 d2a833acadbfa6fae15d5f5780eb4ea41052105b78bc2eeb0a4fa5e859d1dd99 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:49:56,552 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:49:56,629 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:49:56,634 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:49:56,635 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:49:56,663 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:49:56,664 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:49:56,665 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:49:56,665 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:49:56,666 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:49:56,667 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:49:56,667 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:49:56,668 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:49:56,668 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:49:56,669 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:49:56,669 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:49:56,670 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:49:56,670 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:49:56,671 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:49:56,671 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:49:56,672 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:49:56,672 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:49:56,673 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:49:56,673 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:49:56,674 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:49:56,674 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:49:56,675 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:49:56,675 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:49:56,676 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:49:56,676 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:49:56,677 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:49:56,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:49:56,678 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_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2a833acadbfa6fae15d5f5780eb4ea41052105b78bc2eeb0a4fa5e859d1dd99 [2024-11-09 00:49:56,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:49:56,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:49:57,010 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:49:57,013 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:49:57,014 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:49:57,016 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_07_bad.i Unable to find full path for "g++" [2024-11-09 00:49:59,076 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:49:59,448 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:49:59,452 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_07_bad.i [2024-11-09 00:49:59,487 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/data/7df7e2834/131fd7c4293c438d849c59d331799def/FLAG751e1da8d [2024-11-09 00:49:59,509 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/data/7df7e2834/131fd7c4293c438d849c59d331799def [2024-11-09 00:49:59,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:49:59,515 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:49:59,519 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:49:59,519 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:49:59,526 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:49:59,527 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:49:59" (1/1) ... [2024-11-09 00:49:59,528 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3402aeaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:59, skipping insertion in model container [2024-11-09 00:49:59,531 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:49:59" (1/1) ... [2024-11-09 00:49:59,591 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:50:00,746 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:50:00,756 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:50:00,940 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:50:01,085 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:50:01,085 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:01 WrapperNode [2024-11-09 00:50:01,086 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:50:01,087 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:50:01,087 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:50:01,087 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:50:01,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:01" (1/1) ... [2024-11-09 00:50:01,128 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:01" (1/1) ... [2024-11-09 00:50:01,164 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-09 00:50:01,165 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:50:01,165 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:50:01,166 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:50:01,166 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:50:01,176 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:01" (1/1) ... [2024-11-09 00:50:01,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:01" (1/1) ... [2024-11-09 00:50:01,183 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:01" (1/1) ... [2024-11-09 00:50:01,183 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:01" (1/1) ... [2024-11-09 00:50:01,192 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:01" (1/1) ... [2024-11-09 00:50:01,198 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:01" (1/1) ... [2024-11-09 00:50:01,199 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:01" (1/1) ... [2024-11-09 00:50:01,204 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:01" (1/1) ... [2024-11-09 00:50:01,206 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:50:01,211 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:50:01,215 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:50:01,215 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:50:01,216 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:01" (1/1) ... [2024-11-09 00:50:01,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:50:01,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:50:01,255 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:50:01,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:50:01,325 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:50:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:50:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:50:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:50:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:50:01,554 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:50:01,558 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:50:01,703 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-09 00:50:01,703 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:50:01,780 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:50:01,781 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:50:01,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:50:01 BoogieIcfgContainer [2024-11-09 00:50:01,781 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:50:01,782 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:50:01,783 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:50:01,793 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:50:01,794 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:50:01" (1/1) ... [2024-11-09 00:50:01,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:50:01,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:01,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:50:01,919 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:50:01,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:50:01,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:01,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:02,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:50:02,098 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:50:02,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:50:02,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:50:02,210 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:50:02,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:50:02,240 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:50:02,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:50:02 ImpRootNode [2024-11-09 00:50:02,265 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:50:02,266 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:50:02,266 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:50:02,267 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:50:02,267 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:50:01" (3/4) ... [2024-11-09 00:50:02,270 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:50:02,271 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:50:02,272 INFO L158 Benchmark]: Toolchain (without parser) took 2757.50ms. Allocated memory is still 153.1MB. Free memory was 108.7MB in the beginning and 108.9MB in the end (delta: -249.6kB). Peak memory consumption was 198.1kB. Max. memory is 16.1GB. [2024-11-09 00:50:02,273 INFO L158 Benchmark]: CDTParser took 0.96ms. Allocated memory is still 117.4MB. Free memory was 86.1MB in the beginning and 86.1MB in the end (delta: 25.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:50:02,274 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1567.16ms. Allocated memory is still 153.1MB. Free memory was 108.7MB in the beginning and 80.7MB in the end (delta: 28.0MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2024-11-09 00:50:02,274 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.95ms. Allocated memory is still 153.1MB. Free memory was 80.7MB in the beginning and 78.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:50:02,275 INFO L158 Benchmark]: Boogie Preprocessor took 44.34ms. Allocated memory is still 153.1MB. Free memory was 78.2MB in the beginning and 76.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:50:02,276 INFO L158 Benchmark]: RCFGBuilder took 570.52ms. Allocated memory is still 153.1MB. Free memory was 76.6MB in the beginning and 62.7MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:50:02,276 INFO L158 Benchmark]: CodeCheck took 483.05ms. Allocated memory is still 153.1MB. Free memory was 62.7MB in the beginning and 109.9MB in the end (delta: -47.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:50:02,277 INFO L158 Benchmark]: Witness Printer took 5.35ms. Allocated memory is still 153.1MB. Free memory was 109.9MB in the beginning and 108.9MB in the end (delta: 952.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:50:02,280 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: 1560]: 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 1568. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int staticFive = 5; [L1568] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1569] CALL CWE191_Integer_Underflow__int_fscanf_sub_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [L1557] COND TRUE staticFive==5 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, staticFive=5] [L1560] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.96ms. Allocated memory is still 117.4MB. Free memory was 86.1MB in the beginning and 86.1MB in the end (delta: 25.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1567.16ms. Allocated memory is still 153.1MB. Free memory was 108.7MB in the beginning and 80.7MB in the end (delta: 28.0MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.95ms. Allocated memory is still 153.1MB. Free memory was 80.7MB in the beginning and 78.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.34ms. Allocated memory is still 153.1MB. Free memory was 78.2MB in the beginning and 76.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 570.52ms. Allocated memory is still 153.1MB. Free memory was 76.6MB in the beginning and 62.7MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 483.05ms. Allocated memory is still 153.1MB. Free memory was 62.7MB in the beginning and 109.9MB in the end (delta: -47.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.35ms. Allocated memory is still 153.1MB. Free memory was 109.9MB in the beginning and 108.9MB in the end (delta: 952.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:50:02,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/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 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_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/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_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/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_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/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 d2a833acadbfa6fae15d5f5780eb4ea41052105b78bc2eeb0a4fa5e859d1dd99 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:50:04,901 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:50:05,010 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:50:05,058 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:50:05,059 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:50:05,060 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:50:05,061 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:50:05,062 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:50:05,062 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:50:05,063 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:50:05,063 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:50:05,064 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:50:05,064 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:50:05,064 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:50:05,066 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:50:05,067 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:50:05,067 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:50:05,068 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:50:05,068 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:50:05,068 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:50:05,069 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:50:05,073 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:50:05,073 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:50:05,074 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:50:05,074 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:50:05,074 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:05,075 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:50:05,075 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:50:05,075 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:50:05,076 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:50:05,076 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:50:05,076 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:50:05,078 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:50:05,080 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:05,080 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:50:05,080 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_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2a833acadbfa6fae15d5f5780eb4ea41052105b78bc2eeb0a4fa5e859d1dd99 [2024-11-09 00:50:05,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:50:05,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:50:05,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:50:05,516 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:50:05,516 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:50:05,518 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_07_bad.i Unable to find full path for "g++" [2024-11-09 00:50:07,687 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:50:08,076 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:50:08,079 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_07_bad.i [2024-11-09 00:50:08,107 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/data/bd8a1a6ce/efbb961ae6f24f50bea15df266a67453/FLAGf472adbeb [2024-11-09 00:50:08,269 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/data/bd8a1a6ce/efbb961ae6f24f50bea15df266a67453 [2024-11-09 00:50:08,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:50:08,276 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:50:08,278 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:50:08,278 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:50:08,286 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:50:08,287 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:50:08" (1/1) ... [2024-11-09 00:50:08,290 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54bc821a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:08, skipping insertion in model container [2024-11-09 00:50:08,290 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:50:08" (1/1) ... [2024-11-09 00:50:08,362 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:50:09,705 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:50:09,719 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:50:09,815 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:50:09,948 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:50:09,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:09 WrapperNode [2024-11-09 00:50:09,948 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:50:09,950 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:50:09,950 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:50:09,950 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:50:09,958 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:09" (1/1) ... [2024-11-09 00:50:09,985 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:09" (1/1) ... [2024-11-09 00:50:10,009 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-09 00:50:10,009 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:50:10,010 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:50:10,010 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:50:10,010 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:50:10,021 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:09" (1/1) ... [2024-11-09 00:50:10,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:09" (1/1) ... [2024-11-09 00:50:10,024 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:09" (1/1) ... [2024-11-09 00:50:10,025 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:09" (1/1) ... [2024-11-09 00:50:10,032 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:09" (1/1) ... [2024-11-09 00:50:10,035 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:09" (1/1) ... [2024-11-09 00:50:10,037 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:09" (1/1) ... [2024-11-09 00:50:10,039 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:09" (1/1) ... [2024-11-09 00:50:10,042 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:50:10,043 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:50:10,043 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:50:10,044 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:50:10,045 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:09" (1/1) ... [2024-11-09 00:50:10,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:50:10,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:50:10,098 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:50:10,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:50:10,137 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:50:10,137 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:50:10,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:50:10,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:50:10,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:50:10,338 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:50:10,341 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:50:10,512 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-09 00:50:10,512 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:50:10,613 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:50:10,618 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:50:10,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:50:10 BoogieIcfgContainer [2024-11-09 00:50:10,619 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:50:10,619 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:50:10,619 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:50:10,632 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:50:10,632 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:50:10" (1/1) ... [2024-11-09 00:50:10,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:50:10,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:10,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:50:10,709 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:50:10,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:50:10,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:10,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:10,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:10,716 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:10,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:50:10,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:50:10,898 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:50:10,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:50:11,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:50:11,024 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:50:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:50:11,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-09 00:50:11,073 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:50:11,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:50:11 ImpRootNode [2024-11-09 00:50:11,111 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:50:11,112 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:50:11,112 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:50:11,112 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:50:11,113 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:50:10" (3/4) ... [2024-11-09 00:50:11,117 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:50:11,118 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:50:11,119 INFO L158 Benchmark]: Toolchain (without parser) took 2845.59ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 51.8MB in the beginning and 66.3MB in the end (delta: -14.5MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2024-11-09 00:50:11,120 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 79.7MB. Free memory is still 55.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:50:11,120 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1671.24ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 51.8MB in the beginning and 69.5MB in the end (delta: -17.7MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2024-11-09 00:50:11,122 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.76ms. Allocated memory is still 111.1MB. Free memory was 69.5MB in the beginning and 66.4MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:50:11,123 INFO L158 Benchmark]: Boogie Preprocessor took 32.48ms. Allocated memory is still 111.1MB. Free memory was 66.4MB in the beginning and 64.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:50:11,124 INFO L158 Benchmark]: RCFGBuilder took 575.43ms. Allocated memory is still 111.1MB. Free memory was 64.3MB in the beginning and 80.7MB in the end (delta: -16.5MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2024-11-09 00:50:11,125 INFO L158 Benchmark]: CodeCheck took 491.86ms. Allocated memory is still 111.1MB. Free memory was 80.1MB in the beginning and 66.9MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:50:11,125 INFO L158 Benchmark]: Witness Printer took 6.18ms. Allocated memory is still 111.1MB. Free memory was 66.9MB in the beginning and 66.3MB in the end (delta: 601.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:50:11,130 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: 1560]: 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 1568. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int staticFive = 5; [L1568] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1569] CALL CWE191_Integer_Underflow__int_fscanf_sub_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [L1557] COND TRUE staticFive==5 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, staticFive=5] [L1560] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 79.7MB. Free memory is still 55.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1671.24ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 51.8MB in the beginning and 69.5MB in the end (delta: -17.7MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.76ms. Allocated memory is still 111.1MB. Free memory was 69.5MB in the beginning and 66.4MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.48ms. Allocated memory is still 111.1MB. Free memory was 66.4MB in the beginning and 64.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 575.43ms. Allocated memory is still 111.1MB. Free memory was 64.3MB in the beginning and 80.7MB in the end (delta: -16.5MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * CodeCheck took 491.86ms. Allocated memory is still 111.1MB. Free memory was 80.1MB in the beginning and 66.9MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 6.18ms. Allocated memory is still 111.1MB. Free memory was 66.9MB in the beginning and 66.3MB in the end (delta: 601.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:50:11,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c67987b-d8e3-4f0f-8aa6-b3e018ca8d2c/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample