./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_53_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_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/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_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/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_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/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 51ebcd2fe867611391d9a062d78287beba1dfdad0897f973b30045274bcec71e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:39:47,185 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:39:47,285 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:39:47,291 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:39:47,294 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:39:47,332 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:39:47,335 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:39:47,335 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:39:47,336 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:39:47,338 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:39:47,338 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:39:47,339 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:39:47,339 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:39:47,339 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:39:47,340 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:39:47,342 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:39:47,342 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:39:47,343 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:39:47,343 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:39:47,343 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:39:47,344 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:39:47,348 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:39:47,348 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:39:47,348 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:39:47,349 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:39:47,349 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:39:47,349 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:39:47,350 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:39:47,350 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:39:47,350 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:39:47,350 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:39:47,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:39:47,351 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_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51ebcd2fe867611391d9a062d78287beba1dfdad0897f973b30045274bcec71e [2024-11-08 22:39:47,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:39:47,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:39:47,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:39:47,653 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:39:47,654 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:39:47,655 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_53_bad.i Unable to find full path for "g++" [2024-11-08 22:39:49,711 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:39:50,056 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:39:50,057 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_53_bad.i [2024-11-08 22:39:50,090 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/data/58309be7c/45b4e62db09646658298a4cc0117c7c6/FLAG489475faf [2024-11-08 22:39:50,282 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/data/58309be7c/45b4e62db09646658298a4cc0117c7c6 [2024-11-08 22:39:50,284 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:39:50,286 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:39:50,287 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:39:50,287 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:39:50,291 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:39:50,291 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:39:50" (1/1) ... [2024-11-08 22:39:50,292 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d956776 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:50, skipping insertion in model container [2024-11-08 22:39:50,293 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:39:50" (1/1) ... [2024-11-08 22:39:50,356 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:39:51,367 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:39:51,379 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:39:51,510 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:39:51,713 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:39:51,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:51 WrapperNode [2024-11-08 22:39:51,714 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:39:51,715 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:39:51,715 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:39:51,716 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:39:51,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:51" (1/1) ... [2024-11-08 22:39:51,759 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:51" (1/1) ... [2024-11-08 22:39:51,783 INFO L138 Inliner]: procedures = 500, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 47 [2024-11-08 22:39:51,784 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:39:51,785 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:39:51,785 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:39:51,785 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:39:51,798 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:51" (1/1) ... [2024-11-08 22:39:51,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:51" (1/1) ... [2024-11-08 22:39:51,800 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:51" (1/1) ... [2024-11-08 22:39:51,801 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:51" (1/1) ... [2024-11-08 22:39:51,810 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:51" (1/1) ... [2024-11-08 22:39:51,812 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:51" (1/1) ... [2024-11-08 22:39:51,814 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:51" (1/1) ... [2024-11-08 22:39:51,815 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:51" (1/1) ... [2024-11-08 22:39:51,817 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:39:51,818 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:39:51,818 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:39:51,819 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:39:51,820 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:51" (1/1) ... [2024-11-08 22:39:51,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:39:51,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:39:51,852 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:39:51,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:39:51,890 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:39:51,890 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:39:51,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:39:51,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:39:51,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:39:52,090 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:39:52,093 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:39:52,231 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-08 22:39:52,232 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:39:52,290 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:39:52,291 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:39:52,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:39:52 BoogieIcfgContainer [2024-11-08 22:39:52,292 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:39:52,292 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:39:52,293 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:39:52,303 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:39:52,303 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:39:52" (1/1) ... [2024-11-08 22:39:52,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:39:52,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:52,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 22:39:52,368 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 22:39:52,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:39:52,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:52,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:52,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:39:52,521 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:39:52,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:39:52,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:39:52,631 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:39:52,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:39:52,673 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:39:52,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:39:52 ImpRootNode [2024-11-08 22:39:52,707 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:39:52,710 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:39:52,710 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:39:52,710 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:39:52,711 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:39:52" (3/4) ... [2024-11-08 22:39:52,717 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:39:52,719 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:39:52,720 INFO L158 Benchmark]: Toolchain (without parser) took 2434.21ms. Allocated memory was 146.8MB in the beginning and 195.0MB in the end (delta: 48.2MB). Free memory was 103.4MB in the beginning and 98.2MB in the end (delta: 5.2MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. [2024-11-08 22:39:52,721 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 146.8MB. Free memory is still 91.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:39:52,723 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1427.80ms. Allocated memory was 146.8MB in the beginning and 195.0MB in the end (delta: 48.2MB). Free memory was 103.1MB in the beginning and 132.6MB in the end (delta: -29.5MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. [2024-11-08 22:39:52,724 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.05ms. Allocated memory is still 195.0MB. Free memory was 132.6MB in the beginning and 129.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:39:52,727 INFO L158 Benchmark]: Boogie Preprocessor took 32.80ms. Allocated memory is still 195.0MB. Free memory was 129.6MB in the beginning and 128.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:39:52,728 INFO L158 Benchmark]: RCFGBuilder took 473.49ms. Allocated memory is still 195.0MB. Free memory was 128.4MB in the beginning and 113.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:39:52,729 INFO L158 Benchmark]: CodeCheck took 415.29ms. Allocated memory is still 195.0MB. Free memory was 113.7MB in the beginning and 99.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:39:52,729 INFO L158 Benchmark]: Witness Printer took 9.25ms. Allocated memory is still 195.0MB. Free memory was 99.1MB in the beginning and 98.2MB in the end (delta: 850.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:39:52,735 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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, 6 NumberOfCodeBlocks, 6 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: 1577]: 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 1559. 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); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] 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] [L1560] CALL CWE191_Integer_Underflow__int_min_postdec_53_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_postdec_53b_badSink(data) [L1567] CALL CWE191_Integer_Underflow__int_min_postdec_53c_badSink(data) [L1572] CALL CWE191_Integer_Underflow__int_min_postdec_53d_badSink(data) [L1577] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 146.8MB. Free memory is still 91.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1427.80ms. Allocated memory was 146.8MB in the beginning and 195.0MB in the end (delta: 48.2MB). Free memory was 103.1MB in the beginning and 132.6MB in the end (delta: -29.5MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.05ms. Allocated memory is still 195.0MB. Free memory was 132.6MB in the beginning and 129.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.80ms. Allocated memory is still 195.0MB. Free memory was 129.6MB in the beginning and 128.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 473.49ms. Allocated memory is still 195.0MB. Free memory was 128.4MB in the beginning and 113.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 415.29ms. Allocated memory is still 195.0MB. Free memory was 113.7MB in the beginning and 99.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 9.25ms. Allocated memory is still 195.0MB. Free memory was 99.1MB in the beginning and 98.2MB in the end (delta: 850.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:39:52,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/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_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/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_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/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_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/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 51ebcd2fe867611391d9a062d78287beba1dfdad0897f973b30045274bcec71e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:39:55,203 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:39:55,293 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:39:55,320 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:39:55,321 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:39:55,321 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:39:55,322 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:39:55,322 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:39:55,323 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:39:55,323 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:39:55,324 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:39:55,324 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:39:55,325 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:39:55,325 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:39:55,325 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:39:55,326 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:39:55,326 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:39:55,326 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:39:55,327 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:39:55,327 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:39:55,327 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:39:55,328 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:39:55,328 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:39:55,329 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:39:55,329 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:39:55,330 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:39:55,330 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:39:55,330 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:39:55,331 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:39:55,331 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:39:55,332 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:39:55,332 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:39:55,332 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:39:55,332 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:39:55,333 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:39:55,333 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_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51ebcd2fe867611391d9a062d78287beba1dfdad0897f973b30045274bcec71e [2024-11-08 22:39:55,726 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:39:55,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:39:55,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:39:55,762 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:39:55,762 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:39:55,765 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_53_bad.i Unable to find full path for "g++" [2024-11-08 22:39:57,981 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:39:58,386 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:39:58,387 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_53_bad.i [2024-11-08 22:39:58,406 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/data/8ba475f68/0ecfc656336a481cb33e43e77be791b1/FLAG275d90d30 [2024-11-08 22:39:58,564 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/data/8ba475f68/0ecfc656336a481cb33e43e77be791b1 [2024-11-08 22:39:58,566 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:39:58,568 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:39:58,569 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:39:58,569 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:39:58,574 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:39:58,575 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:39:58" (1/1) ... [2024-11-08 22:39:58,576 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ca63cd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:58, skipping insertion in model container [2024-11-08 22:39:58,576 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:39:58" (1/1) ... [2024-11-08 22:39:58,633 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:39:59,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:39:59,895 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:40:00,002 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:40:00,121 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:40:00,122 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:00 WrapperNode [2024-11-08 22:40:00,122 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:40:00,123 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:40:00,123 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:40:00,123 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:40:00,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:00" (1/1) ... [2024-11-08 22:40:00,158 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:00" (1/1) ... [2024-11-08 22:40:00,187 INFO L138 Inliner]: procedures = 505, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 47 [2024-11-08 22:40:00,188 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:40:00,188 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:40:00,189 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:40:00,189 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:40:00,200 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:00" (1/1) ... [2024-11-08 22:40:00,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:00" (1/1) ... [2024-11-08 22:40:00,203 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:00" (1/1) ... [2024-11-08 22:40:00,208 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:00" (1/1) ... [2024-11-08 22:40:00,225 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:00" (1/1) ... [2024-11-08 22:40:00,226 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:00" (1/1) ... [2024-11-08 22:40:00,233 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:00" (1/1) ... [2024-11-08 22:40:00,238 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:00" (1/1) ... [2024-11-08 22:40:00,241 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:40:00,245 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:40:00,245 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:40:00,245 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:40:00,246 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:00" (1/1) ... [2024-11-08 22:40:00,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:40:00,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:40:00,295 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:40:00,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:40:00,322 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:40:00,322 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:40:00,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:40:00,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:40:00,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:40:00,530 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:40:00,532 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:40:00,672 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-08 22:40:00,672 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:40:00,756 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:40:00,756 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:40:00,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:40:00 BoogieIcfgContainer [2024-11-08 22:40:00,757 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:40:00,758 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:40:00,758 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:40:00,769 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:40:00,769 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:40:00" (1/1) ... [2024-11-08 22:40:00,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:40:00,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:00,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 22:40:00,831 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 22:40:00,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:40:00,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:00,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:40:00,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:40:00,839 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:40:00,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:40:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:40:01,065 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:40:01,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:40:01,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:40:01,185 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:40:01,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:40:01,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:40:01,224 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:40:01,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:40:01 ImpRootNode [2024-11-08 22:40:01,250 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:40:01,251 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:40:01,251 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:40:01,252 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:40:01,252 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:40:00" (3/4) ... [2024-11-08 22:40:01,255 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:40:01,256 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:40:01,257 INFO L158 Benchmark]: Toolchain (without parser) took 2689.58ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 37.5MB in the beginning and 42.3MB in the end (delta: -4.8MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2024-11-08 22:40:01,258 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory was 41.1MB in the beginning and 41.0MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:40:01,259 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1553.27ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 37.3MB in the beginning and 52.3MB in the end (delta: -15.1MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2024-11-08 22:40:01,260 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.96ms. Allocated memory is still 88.1MB. Free memory was 52.3MB in the beginning and 49.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:40:01,261 INFO L158 Benchmark]: Boogie Preprocessor took 55.90ms. Allocated memory is still 88.1MB. Free memory was 49.3MB in the beginning and 47.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:40:01,262 INFO L158 Benchmark]: RCFGBuilder took 511.95ms. Allocated memory is still 88.1MB. Free memory was 47.2MB in the beginning and 56.0MB in the end (delta: -8.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:40:01,263 INFO L158 Benchmark]: CodeCheck took 493.03ms. Allocated memory is still 88.1MB. Free memory was 56.0MB in the beginning and 42.3MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:40:01,264 INFO L158 Benchmark]: Witness Printer took 5.34ms. Allocated memory is still 88.1MB. Free memory is still 42.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:40:01,269 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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, 6 NumberOfCodeBlocks, 6 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: 1577]: 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 1559. 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); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] 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] [L1560] CALL CWE191_Integer_Underflow__int_min_postdec_53_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_postdec_53b_badSink(data) [L1567] CALL CWE191_Integer_Underflow__int_min_postdec_53c_badSink(data) [L1572] CALL CWE191_Integer_Underflow__int_min_postdec_53d_badSink(data) [L1577] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory was 41.1MB in the beginning and 41.0MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1553.27ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 37.3MB in the beginning and 52.3MB in the end (delta: -15.1MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.96ms. Allocated memory is still 88.1MB. Free memory was 52.3MB in the beginning and 49.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.90ms. Allocated memory is still 88.1MB. Free memory was 49.3MB in the beginning and 47.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 511.95ms. Allocated memory is still 88.1MB. Free memory was 47.2MB in the beginning and 56.0MB in the end (delta: -8.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 493.03ms. Allocated memory is still 88.1MB. Free memory was 56.0MB in the beginning and 42.3MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.34ms. Allocated memory is still 88.1MB. Free memory is still 42.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:40:01,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f54ba5-0a2b-4cb4-9998-23431cba2c81/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