./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_68_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 733a3ef8914710e324dde3b43449fc37b847c8432b1a280fcb104dc2a402608b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:34:44,671 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:34:44,769 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:34:44,775 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:34:44,776 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:34:44,812 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:34:44,813 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:34:44,813 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:34:44,814 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:34:44,814 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:34:44,815 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:34:44,815 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:34:44,816 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:34:44,816 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:34:44,816 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:34:44,816 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:34:44,817 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:34:44,817 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:34:44,817 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:34:44,817 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:34:44,817 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:34:44,817 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:34:44,818 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:34:44,818 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:34:44,818 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:34:44,818 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:34:44,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:34:44,819 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:34:44,819 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:34:44,819 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:34:44,819 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:34:44,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:34:44,819 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 733a3ef8914710e324dde3b43449fc37b847c8432b1a280fcb104dc2a402608b [2024-11-13 21:34:45,159 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:34:45,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:34:45,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:34:45,171 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:34:45,172 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:34:45,173 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_68_bad.i Unable to find full path for "g++" [2024-11-13 21:34:47,070 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:34:47,594 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:34:47,595 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_68_bad.i [2024-11-13 21:34:47,642 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/data/266d8b876/09a3590af8f34f80a1e413cd374183aa/FLAGb4d3e55a5 [2024-11-13 21:34:47,666 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/data/266d8b876/09a3590af8f34f80a1e413cd374183aa [2024-11-13 21:34:47,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:34:47,672 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:34:47,674 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:34:47,675 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:34:47,680 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:34:47,681 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:34:47" (1/1) ... [2024-11-13 21:34:47,682 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@179f11e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:47, skipping insertion in model container [2024-11-13 21:34:47,685 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:34:47" (1/1) ... [2024-11-13 21:34:47,747 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:34:48,587 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:34:48,598 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:34:48,737 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:34:48,860 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:34:48,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:48 WrapperNode [2024-11-13 21:34:48,860 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:34:48,861 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:34:48,861 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:34:48,861 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:34:48,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:48" (1/1) ... [2024-11-13 21:34:48,899 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:48" (1/1) ... [2024-11-13 21:34:48,931 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 47 [2024-11-13 21:34:48,931 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:34:48,932 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:34:48,932 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:34:48,933 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:34:48,940 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:48" (1/1) ... [2024-11-13 21:34:48,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:48" (1/1) ... [2024-11-13 21:34:48,947 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:48" (1/1) ... [2024-11-13 21:34:48,948 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:48" (1/1) ... [2024-11-13 21:34:48,952 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:48" (1/1) ... [2024-11-13 21:34:48,957 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:48" (1/1) ... [2024-11-13 21:34:48,961 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:48" (1/1) ... [2024-11-13 21:34:48,962 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:48" (1/1) ... [2024-11-13 21:34:48,968 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:34:48,968 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:34:48,969 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:34:48,969 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:34:48,970 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:48" (1/1) ... [2024-11-13 21:34:48,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:34:49,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:34:49,017 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:34:49,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:34:49,052 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:34:49,053 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:34:49,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:34:49,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:34:49,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:34:49,241 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:34:49,243 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:34:49,377 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 21:34:49,377 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:34:49,422 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:34:49,422 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:34:49,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:34:49 BoogieIcfgContainer [2024-11-13 21:34:49,423 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:34:49,423 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:34:49,423 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:34:49,432 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:34:49,434 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:34:49" (1/1) ... [2024-11-13 21:34:49,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:34:49,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:49,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 21:34:49,504 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 21:34:49,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:34:49,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:49,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:49,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:34:49,667 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:34:49,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:34:49,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:34:49,778 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:34:49,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:34:49,827 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:34:49,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:34:49 ImpRootNode [2024-11-13 21:34:49,862 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:34:49,863 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:34:49,863 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:34:49,863 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:34:49,864 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:34:49" (3/4) ... [2024-11-13 21:34:49,866 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:34:49,867 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:34:49,868 INFO L158 Benchmark]: Toolchain (without parser) took 2195.32ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 75.4MB in the end (delta: 39.8MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. [2024-11-13 21:34:49,870 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 142.6MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:49,871 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1186.41ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 107.0MB in the end (delta: 8.2MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. [2024-11-13 21:34:49,871 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.07ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 104.5MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:34:49,872 INFO L158 Benchmark]: Boogie Preprocessor took 35.55ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:49,872 INFO L158 Benchmark]: RCFGBuilder took 454.28ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 89.6MB in the end (delta: 13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:34:49,874 INFO L158 Benchmark]: CodeCheck took 439.09ms. Allocated memory is still 142.6MB. Free memory was 89.6MB in the beginning and 76.0MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:34:49,874 INFO L158 Benchmark]: Witness Printer took 4.18ms. Allocated memory is still 142.6MB. Free memory is still 75.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:49,879 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: 1575]: 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 1563. 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] int CWE191_Integer_Underflow__int_min_predec_68_badData; [L1549] int CWE191_Integer_Underflow__int_min_predec_68_goodG2BData; [L1550] int CWE191_Integer_Underflow__int_min_predec_68_goodB2GData; [L1563] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_predec_68_badData=0, CWE191_Integer_Underflow__int_min_predec_68_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_68_goodG2BData=0, 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) [L1563] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_predec_68_badData=0, CWE191_Integer_Underflow__int_min_predec_68_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE191_Integer_Underflow__int_min_predec_68_bad() [L1554] int data; [L1555] data = 0 [L1556] data = (-0x7fffffff - 1) [L1557] CWE191_Integer_Underflow__int_min_predec_68_badData = data [L1558] CALL CWE191_Integer_Underflow__int_min_predec_68b_badSink() [L1573] int data = CWE191_Integer_Underflow__int_min_predec_68_badData; VAL [CWE191_Integer_Underflow__int_min_predec_68_badData=-2147483648, CWE191_Integer_Underflow__int_min_predec_68_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1575] --data VAL [CWE191_Integer_Underflow__int_min_predec_68_badData=-2147483648, CWE191_Integer_Underflow__int_min_predec_68_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_68_goodG2BData=0, 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 0.39ms. Allocated memory is still 142.6MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1186.41ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 107.0MB in the end (delta: 8.2MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.07ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 104.5MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.55ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 454.28ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 89.6MB in the end (delta: 13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 439.09ms. Allocated memory is still 142.6MB. Free memory was 89.6MB in the beginning and 76.0MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.18ms. Allocated memory is still 142.6MB. Free memory is still 75.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:34:49,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 733a3ef8914710e324dde3b43449fc37b847c8432b1a280fcb104dc2a402608b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:34:52,486 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:34:52,573 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:34:52,645 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:34:52,651 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:34:52,651 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:34:52,652 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:34:52,652 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:34:52,665 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:34:52,665 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:34:52,665 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:34:52,665 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:34:52,665 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:34:52,665 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:34:52,665 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:34:52,665 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:34:52,665 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:34:52,666 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:34:52,666 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:34:52,666 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:34:52,666 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:34:52,666 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:34:52,666 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:34:52,666 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:34:52,666 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:34:52,666 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:52,666 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:34:52,667 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:34:52,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:34:52,667 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:34:52,667 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:34:52,667 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:34:52,667 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:34:52,667 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:52,667 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:34:52,667 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 733a3ef8914710e324dde3b43449fc37b847c8432b1a280fcb104dc2a402608b [2024-11-13 21:34:52,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:34:52,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:34:52,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:34:52,981 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:34:52,981 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:34:52,982 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_68_bad.i Unable to find full path for "g++" [2024-11-13 21:34:54,988 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:34:55,512 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:34:55,516 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_68_bad.i [2024-11-13 21:34:55,558 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/data/fab01fda6/aac22759bd7d41dc9543f186660b5f60/FLAG24da5fa51 [2024-11-13 21:34:55,586 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/data/fab01fda6/aac22759bd7d41dc9543f186660b5f60 [2024-11-13 21:34:55,588 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:34:55,591 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:34:55,592 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:34:55,593 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:34:55,599 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:34:55,600 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:34:55" (1/1) ... [2024-11-13 21:34:55,603 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@806c2f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:55, skipping insertion in model container [2024-11-13 21:34:55,603 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:34:55" (1/1) ... [2024-11-13 21:34:55,668 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:34:56,516 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:34:56,529 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:34:56,636 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:34:56,786 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:34:56,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56 WrapperNode [2024-11-13 21:34:56,786 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:34:56,787 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:34:56,787 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:34:56,788 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:34:56,793 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56" (1/1) ... [2024-11-13 21:34:56,815 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56" (1/1) ... [2024-11-13 21:34:56,836 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 46 [2024-11-13 21:34:56,837 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:34:56,837 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:34:56,838 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:34:56,838 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:34:56,845 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56" (1/1) ... [2024-11-13 21:34:56,846 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56" (1/1) ... [2024-11-13 21:34:56,850 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56" (1/1) ... [2024-11-13 21:34:56,855 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56" (1/1) ... [2024-11-13 21:34:56,865 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56" (1/1) ... [2024-11-13 21:34:56,866 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56" (1/1) ... [2024-11-13 21:34:56,870 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56" (1/1) ... [2024-11-13 21:34:56,871 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56" (1/1) ... [2024-11-13 21:34:56,874 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:34:56,879 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:34:56,879 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:34:56,879 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:34:56,880 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:56" (1/1) ... [2024-11-13 21:34:56,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:34:56,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:34:56,911 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:34:56,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:34:56,935 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:34:56,935 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:34:56,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:34:56,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:34:56,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:34:57,080 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:34:57,081 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:34:57,216 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 21:34:57,217 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:34:57,283 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:34:57,283 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:34:57,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:34:57 BoogieIcfgContainer [2024-11-13 21:34:57,284 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:34:57,284 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:34:57,284 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:34:57,294 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:34:57,294 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:34:57" (1/1) ... [2024-11-13 21:34:57,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:34:57,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:57,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 21:34:57,357 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 21:34:57,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:34:57,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:57,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:57,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:34:57,367 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:34:57,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:34:57,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:34:57,546 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:34:57,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:34:57,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:34:57,641 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:34:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:34:57,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:34:57,728 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:34:57,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:34:57 ImpRootNode [2024-11-13 21:34:57,763 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:34:57,765 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:34:57,765 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:34:57,765 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:34:57,766 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:34:57" (3/4) ... [2024-11-13 21:34:57,770 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:34:57,771 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:34:57,772 INFO L158 Benchmark]: Toolchain (without parser) took 2181.82ms. Allocated memory is still 117.4MB. Free memory was 88.2MB in the beginning and 84.8MB in the end (delta: 3.4MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2024-11-13 21:34:57,772 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 82.8MB in the end (delta: 51.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:57,774 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1194.73ms. Allocated memory is still 117.4MB. Free memory was 88.0MB in the beginning and 67.4MB in the end (delta: 20.6MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2024-11-13 21:34:57,775 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.52ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 64.9MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:57,775 INFO L158 Benchmark]: Boogie Preprocessor took 37.24ms. Allocated memory is still 117.4MB. Free memory was 64.9MB in the beginning and 63.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:57,775 INFO L158 Benchmark]: RCFGBuilder took 404.83ms. Allocated memory is still 117.4MB. Free memory was 63.4MB in the beginning and 47.1MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:34:57,776 INFO L158 Benchmark]: CodeCheck took 479.26ms. Allocated memory is still 117.4MB. Free memory was 47.1MB in the beginning and 84.8MB in the end (delta: -37.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:57,776 INFO L158 Benchmark]: Witness Printer took 6.00ms. Allocated memory is still 117.4MB. Free memory was 84.8MB in the beginning and 84.8MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:57,780 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: 1575]: 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 1563. 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); [L1549] int CWE191_Integer_Underflow__int_min_predec_68_goodG2BData; [L1550] int CWE191_Integer_Underflow__int_min_predec_68_goodB2GData; [L1563] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_predec_68_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_68_goodG2BData=0, 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) [L1563] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_predec_68_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE191_Integer_Underflow__int_min_predec_68_bad() [L1554] int data; [L1555] data = 0 [L1556] data = (-0x7fffffff - 1) [L1557] CWE191_Integer_Underflow__int_min_predec_68_badData = data [L1558] CALL CWE191_Integer_Underflow__int_min_predec_68b_badSink() [L1573] int data = CWE191_Integer_Underflow__int_min_predec_68_badData; VAL [CWE191_Integer_Underflow__int_min_predec_68_badData=-2147483648, CWE191_Integer_Underflow__int_min_predec_68_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1575] --data VAL [CWE191_Integer_Underflow__int_min_predec_68_badData=-2147483648, CWE191_Integer_Underflow__int_min_predec_68_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_68_goodG2BData=0, 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 0.38ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 82.8MB in the end (delta: 51.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1194.73ms. Allocated memory is still 117.4MB. Free memory was 88.0MB in the beginning and 67.4MB in the end (delta: 20.6MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.52ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 64.9MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.24ms. Allocated memory is still 117.4MB. Free memory was 64.9MB in the beginning and 63.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 404.83ms. Allocated memory is still 117.4MB. Free memory was 63.4MB in the beginning and 47.1MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 479.26ms. Allocated memory is still 117.4MB. Free memory was 47.1MB in the beginning and 84.8MB in the end (delta: -37.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.00ms. Allocated memory is still 117.4MB. Free memory was 84.8MB in the beginning and 84.8MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:34:57,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c4c65a3-8fa6-4ecd-ac0d-0fdab238e4aa/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample