./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_04_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/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_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/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_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/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 18109727250eb1381930d8aaafdae0292d28a8ed5b596799ffcb5b6182c9c1e9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:10:22,385 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:10:22,499 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:10:22,506 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:10:22,507 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:10:22,548 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:10:22,552 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:10:22,553 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:10:22,554 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:10:22,556 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:10:22,557 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:10:22,557 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:10:22,557 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:10:22,558 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:10:22,560 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:10:22,560 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:10:22,561 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:10:22,561 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:10:22,562 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:10:22,562 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:10:22,562 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:10:22,567 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:10:22,567 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:10:22,567 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:10:22,570 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:10:22,570 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:10:22,571 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:10:22,571 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:10:22,571 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:10:22,571 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:10:22,572 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:10:22,572 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:10:22,572 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_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 18109727250eb1381930d8aaafdae0292d28a8ed5b596799ffcb5b6182c9c1e9 [2024-11-09 00:10:22,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:10:22,882 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:10:22,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:10:22,886 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:10:22,887 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:10:22,888 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_04_bad.i Unable to find full path for "g++" [2024-11-09 00:10:24,975 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:10:25,460 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:10:25,461 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_04_bad.i [2024-11-09 00:10:25,495 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/data/6487b836e/e198893fd88e470185149a12459436c5/FLAG5ee63737a [2024-11-09 00:10:25,519 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/data/6487b836e/e198893fd88e470185149a12459436c5 [2024-11-09 00:10:25,522 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:10:25,524 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:10:25,526 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:10:25,527 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:10:25,533 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:10:25,535 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:10:25" (1/1) ... [2024-11-09 00:10:25,538 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1998ab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:25, skipping insertion in model container [2024-11-09 00:10:25,538 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:10:25" (1/1) ... [2024-11-09 00:10:25,609 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:10:26,835 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:10:26,845 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:10:26,939 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:10:27,070 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:10:27,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:27 WrapperNode [2024-11-09 00:10:27,071 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:10:27,072 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:10:27,073 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:10:27,073 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:10:27,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:27" (1/1) ... [2024-11-09 00:10:27,122 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:27" (1/1) ... [2024-11-09 00:10:27,177 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 49 [2024-11-09 00:10:27,177 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:10:27,178 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:10:27,178 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:10:27,179 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:10:27,190 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:27" (1/1) ... [2024-11-09 00:10:27,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:27" (1/1) ... [2024-11-09 00:10:27,196 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:27" (1/1) ... [2024-11-09 00:10:27,197 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:27" (1/1) ... [2024-11-09 00:10:27,202 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:27" (1/1) ... [2024-11-09 00:10:27,204 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:27" (1/1) ... [2024-11-09 00:10:27,206 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:27" (1/1) ... [2024-11-09 00:10:27,207 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:27" (1/1) ... [2024-11-09 00:10:27,209 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:10:27,212 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:10:27,213 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:10:27,216 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:10:27,217 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:27" (1/1) ... [2024-11-09 00:10:27,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:10:27,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:10:27,259 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:10:27,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:10:27,300 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:10:27,301 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:10:27,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:10:27,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:10:27,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:10:27,529 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:10:27,532 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:10:27,692 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 00:10:27,692 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:10:27,779 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:10:27,779 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:10:27,780 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:10:27 BoogieIcfgContainer [2024-11-09 00:10:27,780 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:10:27,781 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:10:27,781 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:10:27,793 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:10:27,794 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:10:27" (1/1) ... [2024-11-09 00:10:27,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:10:27,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:27,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:10:27,885 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:10:27,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:10:27,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:27,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:10:28,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:10:28,044 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:10:28,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:10:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:10:28,177 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:10:28,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:10:28,231 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:10:28,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:10:28 ImpRootNode [2024-11-09 00:10:28,262 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:10:28,263 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:10:28,263 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:10:28,264 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:10:28,264 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:10:27" (3/4) ... [2024-11-09 00:10:28,267 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:10:28,269 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:10:28,270 INFO L158 Benchmark]: Toolchain (without parser) took 2745.54ms. Allocated memory is still 157.3MB. Free memory was 124.1MB in the beginning and 82.6MB in the end (delta: 41.5MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. [2024-11-09 00:10:28,270 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 121.6MB. Free memory was 80.9MB in the beginning and 80.7MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:10:28,271 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1545.17ms. Allocated memory is still 157.3MB. Free memory was 123.4MB in the beginning and 116.9MB in the end (delta: 6.5MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. [2024-11-09 00:10:28,272 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.24ms. Allocated memory is still 157.3MB. Free memory was 116.9MB in the beginning and 114.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:10:28,275 INFO L158 Benchmark]: Boogie Preprocessor took 31.53ms. Allocated memory is still 157.3MB. Free memory was 114.0MB in the beginning and 112.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:10:28,276 INFO L158 Benchmark]: RCFGBuilder took 567.78ms. Allocated memory is still 157.3MB. Free memory was 112.8MB in the beginning and 98.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:10:28,277 INFO L158 Benchmark]: CodeCheck took 481.65ms. Allocated memory is still 157.3MB. Free memory was 98.1MB in the beginning and 82.6MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:10:28,277 INFO L158 Benchmark]: Witness Printer took 5.72ms. Allocated memory is still 157.3MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:10:28,284 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: 1561]: 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 1570. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static const int STATIC_CONST_TRUE = 1; [L1549] static const int STATIC_CONST_FALSE = 0; [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_fscanf_postdec_04_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(STATIC_CONST_TRUE) [L1558] COND TRUE \read(STATIC_CONST_TRUE) [L1561] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 121.6MB. Free memory was 80.9MB in the beginning and 80.7MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1545.17ms. Allocated memory is still 157.3MB. Free memory was 123.4MB in the beginning and 116.9MB in the end (delta: 6.5MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.24ms. Allocated memory is still 157.3MB. Free memory was 116.9MB in the beginning and 114.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.53ms. Allocated memory is still 157.3MB. Free memory was 114.0MB in the beginning and 112.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 567.78ms. Allocated memory is still 157.3MB. Free memory was 112.8MB in the beginning and 98.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 481.65ms. Allocated memory is still 157.3MB. Free memory was 98.1MB in the beginning and 82.6MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.72ms. Allocated memory is still 157.3MB. Free memory is still 82.6MB. 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 00:10:28,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/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_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/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_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/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 18109727250eb1381930d8aaafdae0292d28a8ed5b596799ffcb5b6182c9c1e9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:10:31,018 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:10:31,128 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:10:31,182 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:10:31,183 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:10:31,184 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:10:31,184 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:10:31,185 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:10:31,186 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:10:31,187 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:10:31,188 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:10:31,188 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:10:31,188 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:10:31,191 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:10:31,191 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:10:31,192 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:10:31,192 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:10:31,192 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:10:31,193 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:10:31,193 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:10:31,193 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:10:31,197 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:10:31,198 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:10:31,198 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:10:31,198 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:10:31,199 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:31,199 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:10:31,199 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:10:31,199 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:10:31,200 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:10:31,200 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:10:31,200 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:10:31,200 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:10:31,201 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:31,201 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:10:31,203 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_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 18109727250eb1381930d8aaafdae0292d28a8ed5b596799ffcb5b6182c9c1e9 [2024-11-09 00:10:31,670 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:10:31,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:10:31,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:10:31,715 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:10:31,716 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:10:31,718 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_04_bad.i Unable to find full path for "g++" [2024-11-09 00:10:33,838 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:10:34,317 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:10:34,318 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_04_bad.i [2024-11-09 00:10:34,363 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/data/98cf2b6a9/ba2f44a0361744729ef815d4479c4621/FLAGcb910654c [2024-11-09 00:10:34,440 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/data/98cf2b6a9/ba2f44a0361744729ef815d4479c4621 [2024-11-09 00:10:34,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:10:34,444 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:10:34,446 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:10:34,446 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:10:34,452 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:10:34,453 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:10:34" (1/1) ... [2024-11-09 00:10:34,455 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18613c5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:34, skipping insertion in model container [2024-11-09 00:10:34,455 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:10:34" (1/1) ... [2024-11-09 00:10:34,527 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:10:35,705 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:10:35,728 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:10:35,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:10:36,088 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:10:36,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:36 WrapperNode [2024-11-09 00:10:36,089 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:10:36,094 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:10:36,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:10:36,094 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:10:36,103 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:36" (1/1) ... [2024-11-09 00:10:36,148 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:36" (1/1) ... [2024-11-09 00:10:36,185 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2024-11-09 00:10:36,186 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:10:36,187 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:10:36,187 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:10:36,188 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:10:36,199 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:36" (1/1) ... [2024-11-09 00:10:36,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:36" (1/1) ... [2024-11-09 00:10:36,207 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:36" (1/1) ... [2024-11-09 00:10:36,208 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:36" (1/1) ... [2024-11-09 00:10:36,224 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:36" (1/1) ... [2024-11-09 00:10:36,229 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:36" (1/1) ... [2024-11-09 00:10:36,233 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:36" (1/1) ... [2024-11-09 00:10:36,239 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:36" (1/1) ... [2024-11-09 00:10:36,243 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:10:36,244 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:10:36,244 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:10:36,244 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:10:36,245 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:36" (1/1) ... [2024-11-09 00:10:36,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:10:36,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:10:36,289 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:10:36,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:10:36,323 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:10:36,323 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:10:36,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:10:36,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:10:36,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:10:36,581 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:10:36,584 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:10:36,789 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-09 00:10:36,789 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:10:36,892 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:10:36,893 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:10:36,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:10:36 BoogieIcfgContainer [2024-11-09 00:10:36,893 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:10:36,894 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:10:36,894 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:10:36,904 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:10:36,904 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:10:36" (1/1) ... [2024-11-09 00:10:36,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:10:36,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:36,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:10:36,988 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:10:36,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:10:36,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:36,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:36,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:37,000 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:37,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:10:37,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:10:37,229 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:10:37,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:10:37,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:10:37,376 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:10:37,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:10:37,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:10:37,438 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:10:37,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:10:37 ImpRootNode [2024-11-09 00:10:37,474 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:10:37,476 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:10:37,477 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:10:37,477 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:10:37,478 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:10:36" (3/4) ... [2024-11-09 00:10:37,481 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:10:37,483 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:10:37,484 INFO L158 Benchmark]: Toolchain (without parser) took 3039.19ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 45.0MB in the beginning and 40.3MB in the end (delta: 4.7MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2024-11-09 00:10:37,485 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 73.4MB. Free memory was 49.3MB in the beginning and 49.2MB in the end (delta: 28.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:10:37,486 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1646.99ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 44.9MB in the beginning and 52.2MB in the end (delta: -7.3MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2024-11-09 00:10:37,488 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.12ms. Allocated memory is still 92.3MB. Free memory was 52.2MB in the beginning and 49.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:10:37,489 INFO L158 Benchmark]: Boogie Preprocessor took 55.81ms. Allocated memory is still 92.3MB. Free memory was 48.9MB in the beginning and 47.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:10:37,489 INFO L158 Benchmark]: RCFGBuilder took 649.83ms. Allocated memory is still 92.3MB. Free memory was 47.3MB in the beginning and 55.1MB in the end (delta: -7.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:10:37,491 INFO L158 Benchmark]: CodeCheck took 580.25ms. Allocated memory is still 92.3MB. Free memory was 55.1MB in the beginning and 40.8MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:10:37,492 INFO L158 Benchmark]: Witness Printer took 7.28ms. Allocated memory is still 92.3MB. Free memory was 40.8MB in the beginning and 40.3MB in the end (delta: 447.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:10:37,502 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: 1561]: 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 1570. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static const int STATIC_CONST_TRUE = 1; [L1549] static const int STATIC_CONST_FALSE = 0; [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_fscanf_postdec_04_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(STATIC_CONST_TRUE) [L1558] COND TRUE \read(STATIC_CONST_TRUE) [L1561] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58ms. Allocated memory is still 73.4MB. Free memory was 49.3MB in the beginning and 49.2MB in the end (delta: 28.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1646.99ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 44.9MB in the beginning and 52.2MB in the end (delta: -7.3MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.12ms. Allocated memory is still 92.3MB. Free memory was 52.2MB in the beginning and 49.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.81ms. Allocated memory is still 92.3MB. Free memory was 48.9MB in the beginning and 47.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 649.83ms. Allocated memory is still 92.3MB. Free memory was 47.3MB in the beginning and 55.1MB in the end (delta: -7.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 580.25ms. Allocated memory is still 92.3MB. Free memory was 55.1MB in the beginning and 40.8MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 7.28ms. Allocated memory is still 92.3MB. Free memory was 40.8MB in the beginning and 40.3MB in the end (delta: 447.1kB). 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 00:10:37,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1804aa9-64bb-4277-8ff0-029e6b8dbb09/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