./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_04_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_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/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_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/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_1070283d-88a3-4009-a6b6-cb778d83cb30/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 0d0b492aa4006c11d355de9e0ed28cb54c15c7c542805b7d2b295e5bd3f44b6d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:55:44,719 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:55:44,825 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:55:44,830 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:55:44,830 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:55:44,880 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:55:44,881 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:55:44,881 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:55:44,882 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:55:44,882 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:55:44,882 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:55:44,882 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:55:44,883 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:55:44,884 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:55:44,884 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:55:44,884 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:55:44,884 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:55:44,884 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:55:44,884 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:55:44,884 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:55:44,884 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:55:44,885 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:55:44,885 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:55:44,885 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:55:44,885 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:55:44,885 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:55:44,885 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:55:44,885 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:55:44,885 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:55:44,886 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:55:44,886 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:55:44,886 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:55:44,886 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_1070283d-88a3-4009-a6b6-cb778d83cb30/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 -> 0d0b492aa4006c11d355de9e0ed28cb54c15c7c542805b7d2b295e5bd3f44b6d [2024-11-13 22:55:45,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:55:45,211 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:55:45,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:55:45,217 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:55:45,218 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:55:45,220 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_04_bad.i Unable to find full path for "g++" [2024-11-13 22:55:47,511 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:55:48,136 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:55:48,137 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_04_bad.i [2024-11-13 22:55:48,181 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/data/a0751ab1c/e80b0610f4e741cbb3e88e86cc24db30/FLAG3584cce75 [2024-11-13 22:55:48,206 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/data/a0751ab1c/e80b0610f4e741cbb3e88e86cc24db30 [2024-11-13 22:55:48,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:55:48,212 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:55:48,214 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:55:48,214 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:55:48,220 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:55:48,221 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:55:48" (1/1) ... [2024-11-13 22:55:48,223 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6286514d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:48, skipping insertion in model container [2024-11-13 22:55:48,224 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:55:48" (1/1) ... [2024-11-13 22:55:48,290 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:55:49,362 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:55:49,373 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:55:49,525 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:55:49,684 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:55:49,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:49 WrapperNode [2024-11-13 22:55:49,684 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:55:49,686 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:55:49,686 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:55:49,686 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:55:49,695 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:49" (1/1) ... [2024-11-13 22:55:49,718 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:49" (1/1) ... [2024-11-13 22:55:49,743 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 42 [2024-11-13 22:55:49,744 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:55:49,745 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:55:49,745 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:55:49,745 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:55:49,752 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:49" (1/1) ... [2024-11-13 22:55:49,752 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:49" (1/1) ... [2024-11-13 22:55:49,755 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:49" (1/1) ... [2024-11-13 22:55:49,756 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:49" (1/1) ... [2024-11-13 22:55:49,762 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:49" (1/1) ... [2024-11-13 22:55:49,765 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:49" (1/1) ... [2024-11-13 22:55:49,766 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:49" (1/1) ... [2024-11-13 22:55:49,768 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:49" (1/1) ... [2024-11-13 22:55:49,770 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:55:49,771 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:55:49,771 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:55:49,771 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:55:49,773 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:49" (1/1) ... [2024-11-13 22:55:49,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:55:49,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:55:49,825 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:55:49,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:55:49,861 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:55:49,861 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:55:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:55:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:55:49,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:55:50,070 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:55:50,074 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:55:50,235 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 22:55:50,235 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:55:50,315 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:55:50,316 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:55:50,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:55:50 BoogieIcfgContainer [2024-11-13 22:55:50,317 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:55:50,318 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:55:50,319 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:55:50,329 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:55:50,330 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:55:50" (1/1) ... [2024-11-13 22:55:50,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:55:50,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:55:50,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:55:50,400 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:55:50,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:55:50,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:55:50,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:55:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:55:50,535 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:55:50,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:55:50,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:55:50,639 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:55:50,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:55:50,670 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:55:50,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:55:50 ImpRootNode [2024-11-13 22:55:50,709 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:55:50,710 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:55:50,710 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:55:50,710 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:55:50,711 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:55:50" (3/4) ... [2024-11-13 22:55:50,715 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:55:50,716 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:55:50,717 INFO L158 Benchmark]: Toolchain (without parser) took 2506.21ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 50.8MB in the end (delta: 37.8MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2024-11-13 22:55:50,719 INFO L158 Benchmark]: CDTParser took 0.95ms. Allocated memory is still 83.9MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:55:50,719 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1471.50ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 81.1MB in the end (delta: 7.6MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2024-11-13 22:55:50,720 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.16ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.0MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:55:50,721 INFO L158 Benchmark]: Boogie Preprocessor took 25.61ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 78.2MB in the end (delta: 745.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:55:50,722 INFO L158 Benchmark]: RCFGBuilder took 545.99ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 64.7MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:55:50,722 INFO L158 Benchmark]: CodeCheck took 390.84ms. Allocated memory is still 117.4MB. Free memory was 64.7MB in the beginning and 51.5MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:55:50,725 INFO L158 Benchmark]: Witness Printer took 6.49ms. Allocated memory is still 117.4MB. Free memory was 51.5MB in the beginning and 50.8MB in the end (delta: 741.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:55:50,727 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1569. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static const int STATIC_CONST_TRUE = 1; [L1549] static const int STATIC_CONST_FALSE = 0; [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1569] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] CALL CWE191_Integer_Underflow__int_min_sub_04_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(STATIC_CONST_TRUE) [L1556] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] COND TRUE \read(STATIC_CONST_TRUE) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1561] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.95ms. Allocated memory is still 83.9MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1471.50ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 81.1MB in the end (delta: 7.6MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.16ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.0MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.61ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 78.2MB in the end (delta: 745.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 545.99ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 64.7MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 390.84ms. Allocated memory is still 117.4MB. Free memory was 64.7MB in the beginning and 51.5MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 6.49ms. Allocated memory is still 117.4MB. Free memory was 51.5MB in the beginning and 50.8MB in the end (delta: 741.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:55:50,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/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_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/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_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/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_1070283d-88a3-4009-a6b6-cb778d83cb30/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 0d0b492aa4006c11d355de9e0ed28cb54c15c7c542805b7d2b295e5bd3f44b6d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:55:53,675 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:55:53,827 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:55:53,883 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:55:53,885 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:55:53,886 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:55:53,887 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:55:53,887 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:55:53,887 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:55:53,888 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:55:53,888 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:55:53,889 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:55:53,890 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:55:53,890 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:55:53,890 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:55:53,890 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:55:53,890 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:55:53,891 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:55:53,891 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:55:53,891 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:55:53,891 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:55:53,891 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:55:53,891 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:55:53,891 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:55:53,892 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:55:53,892 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:55:53,892 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:55:53,892 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:55:53,893 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:55:53,893 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:55:53,893 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:55:53,893 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:55:53,893 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:55:53,893 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:55:53,894 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:55:53,894 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_1070283d-88a3-4009-a6b6-cb778d83cb30/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 -> 0d0b492aa4006c11d355de9e0ed28cb54c15c7c542805b7d2b295e5bd3f44b6d [2024-11-13 22:55:54,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:55:54,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:55:54,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:55:54,335 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:55:54,335 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:55:54,337 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_04_bad.i Unable to find full path for "g++" [2024-11-13 22:55:56,485 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:55:56,990 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:55:56,991 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_04_bad.i [2024-11-13 22:55:57,041 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/data/933bcc0d1/020a24abd413487895eee3108594edc4/FLAG0b03ce180 [2024-11-13 22:55:57,080 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/data/933bcc0d1/020a24abd413487895eee3108594edc4 [2024-11-13 22:55:57,083 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:55:57,086 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:55:57,090 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:55:57,091 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:55:57,103 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:55:57,104 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:55:57" (1/1) ... [2024-11-13 22:55:57,106 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@611cfa55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:57, skipping insertion in model container [2024-11-13 22:55:57,106 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:55:57" (1/1) ... [2024-11-13 22:55:57,189 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:55:58,551 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:55:58,573 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:55:58,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:55:58,948 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:55:58,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:58 WrapperNode [2024-11-13 22:55:58,949 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:55:58,950 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:55:58,951 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:55:58,951 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:55:58,960 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:58" (1/1) ... [2024-11-13 22:55:59,005 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:58" (1/1) ... [2024-11-13 22:55:59,034 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 42 [2024-11-13 22:55:59,035 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:55:59,036 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:55:59,036 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:55:59,037 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:55:59,046 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:58" (1/1) ... [2024-11-13 22:55:59,046 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:58" (1/1) ... [2024-11-13 22:55:59,053 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:58" (1/1) ... [2024-11-13 22:55:59,053 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:58" (1/1) ... [2024-11-13 22:55:59,070 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:58" (1/1) ... [2024-11-13 22:55:59,075 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:58" (1/1) ... [2024-11-13 22:55:59,082 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:58" (1/1) ... [2024-11-13 22:55:59,087 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:58" (1/1) ... [2024-11-13 22:55:59,096 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:55:59,097 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:55:59,098 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:55:59,098 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:55:59,099 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:58" (1/1) ... [2024-11-13 22:55:59,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:55:59,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:55:59,156 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:55:59,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:55:59,196 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:55:59,196 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:55:59,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:55:59,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:55:59,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:55:59,419 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:55:59,423 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:55:59,651 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-13 22:55:59,651 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:55:59,754 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:55:59,755 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:55:59,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:55:59 BoogieIcfgContainer [2024-11-13 22:55:59,756 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:55:59,757 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:55:59,757 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:55:59,769 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:55:59,770 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:55:59" (1/1) ... [2024-11-13 22:55:59,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:55:59,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:55:59,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:55:59,844 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:55:59,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:55:59,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:55:59,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:55:59,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:55:59,858 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:55:59,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:56:00,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:56:00,038 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:56:00,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:56:00,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:56:00,129 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:56:00,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:56:00,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:56:00,213 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:56:00,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:56:00 ImpRootNode [2024-11-13 22:56:00,259 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:56:00,261 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:56:00,261 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:56:00,262 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:56:00,263 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:55:59" (3/4) ... [2024-11-13 22:56:00,266 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:56:00,268 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:56:00,269 INFO L158 Benchmark]: Toolchain (without parser) took 3183.34ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 82.0MB in the end (delta: 7.4MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2024-11-13 22:56:00,272 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:56:00,272 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1860.11ms. Allocated memory is still 117.4MB. Free memory was 88.8MB in the beginning and 76.6MB in the end (delta: 12.3MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. [2024-11-13 22:56:00,273 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.87ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 73.6MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:56:00,273 INFO L158 Benchmark]: Boogie Preprocessor took 60.76ms. Allocated memory is still 117.4MB. Free memory was 73.6MB in the beginning and 72.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:56:00,273 INFO L158 Benchmark]: RCFGBuilder took 658.60ms. Allocated memory is still 117.4MB. Free memory was 72.1MB in the beginning and 56.8MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:56:00,274 INFO L158 Benchmark]: CodeCheck took 502.30ms. Allocated memory is still 117.4MB. Free memory was 56.8MB in the beginning and 82.6MB in the end (delta: -25.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:56:00,274 INFO L158 Benchmark]: Witness Printer took 7.00ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 82.0MB in the end (delta: 7.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:56:00,281 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1569. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static const int STATIC_CONST_TRUE = 1; [L1549] static const int STATIC_CONST_FALSE = 0; [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1569] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] CALL CWE191_Integer_Underflow__int_min_sub_04_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(STATIC_CONST_TRUE) [L1556] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] COND TRUE \read(STATIC_CONST_TRUE) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1561] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1860.11ms. Allocated memory is still 117.4MB. Free memory was 88.8MB in the beginning and 76.6MB in the end (delta: 12.3MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.87ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 73.6MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 60.76ms. Allocated memory is still 117.4MB. Free memory was 73.6MB in the beginning and 72.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 658.60ms. Allocated memory is still 117.4MB. Free memory was 72.1MB in the beginning and 56.8MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 502.30ms. Allocated memory is still 117.4MB. Free memory was 56.8MB in the beginning and 82.6MB in the end (delta: -25.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.00ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 82.0MB in the end (delta: 7.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:56:00,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1070283d-88a3-4009-a6b6-cb778d83cb30/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