./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_01_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_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/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_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_01_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/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_6522dd8a-c49f-4872-9ec0-04c9a2d61157/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 9874df2f05ff5bf85a63995b9c63b76dc9072d2ab417557991bc28aafde5c074 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:59:12,008 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:59:12,070 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 16:59:12,075 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:59:12,075 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:59:12,106 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:59:12,110 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:59:12,110 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:59:12,110 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:59:12,111 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:59:12,111 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:59:12,112 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:59:12,112 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:59:12,112 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:59:12,112 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:59:12,113 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:59:12,113 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:59:12,113 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:59:12,113 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:59:12,113 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:59:12,113 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:59:12,113 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:59:12,113 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:59:12,113 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:59:12,113 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:59:12,113 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:59:12,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:59:12,114 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:59:12,114 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:59:12,115 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:59:12,115 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:59:12,115 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:59:12,115 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_6522dd8a-c49f-4872-9ec0-04c9a2d61157/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 -> 9874df2f05ff5bf85a63995b9c63b76dc9072d2ab417557991bc28aafde5c074 [2024-11-13 16:59:12,449 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:59:12,461 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:59:12,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:59:12,467 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:59:12,468 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:59:12,469 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_01_bad.i Unable to find full path for "g++" [2024-11-13 16:59:14,274 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:59:14,823 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:59:14,824 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_01_bad.i [2024-11-13 16:59:14,848 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/data/2db3c2ee8/2273573265bb4927b40c02287183c1a3/FLAGc399ce797 [2024-11-13 16:59:14,889 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/data/2db3c2ee8/2273573265bb4927b40c02287183c1a3 [2024-11-13 16:59:14,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:59:14,894 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:59:14,895 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:59:14,896 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:59:14,904 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:59:14,905 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:59:14" (1/1) ... [2024-11-13 16:59:14,906 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41ce8f7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:14, skipping insertion in model container [2024-11-13 16:59:14,906 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:59:14" (1/1) ... [2024-11-13 16:59:14,960 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:59:15,852 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:59:15,869 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:59:15,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:59:16,095 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:59:16,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:16 WrapperNode [2024-11-13 16:59:16,097 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:59:16,098 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:59:16,098 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:59:16,099 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:59:16,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:16" (1/1) ... [2024-11-13 16:59:16,138 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:16" (1/1) ... [2024-11-13 16:59:16,161 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-13 16:59:16,163 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:59:16,163 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:59:16,163 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:59:16,163 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:59:16,171 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:16" (1/1) ... [2024-11-13 16:59:16,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:16" (1/1) ... [2024-11-13 16:59:16,178 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:16" (1/1) ... [2024-11-13 16:59:16,179 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:16" (1/1) ... [2024-11-13 16:59:16,183 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:16" (1/1) ... [2024-11-13 16:59:16,188 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:16" (1/1) ... [2024-11-13 16:59:16,193 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:16" (1/1) ... [2024-11-13 16:59:16,194 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:16" (1/1) ... [2024-11-13 16:59:16,196 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:59:16,199 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:59:16,200 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:59:16,200 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:59:16,201 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:16" (1/1) ... [2024-11-13 16:59:16,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:59:16,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:59:16,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:59:16,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:59:16,263 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 16:59:16,263 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 16:59:16,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:59:16,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:59:16,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:59:16,425 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:59:16,427 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:59:16,560 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 16:59:16,560 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:59:16,621 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:59:16,622 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 16:59:16,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:59:16 BoogieIcfgContainer [2024-11-13 16:59:16,622 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:59:16,623 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:59:16,623 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:59:16,632 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:59:16,633 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:59:16" (1/1) ... [2024-11-13 16:59:16,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:59:16,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:16,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 16:59:16,708 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 16:59:16,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:59:16,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:16,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:59:16,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:16,842 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:59:16,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:16,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:16,915 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:59:16,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:16,957 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 16:59:16,992 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:59:16 ImpRootNode [2024-11-13 16:59:16,993 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:59:16,993 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:59:16,994 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:59:16,994 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:59:16,994 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:59:16" (3/4) ... [2024-11-13 16:59:16,998 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:59:16,999 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:59:17,000 INFO L158 Benchmark]: Toolchain (without parser) took 2107.31ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 94.7MB in the end (delta: 21.0MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-11-13 16:59:17,001 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:17,004 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1202.21ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 56.1MB in the end (delta: 59.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 16:59:17,005 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.40ms. Allocated memory is still 142.6MB. Free memory was 56.1MB in the beginning and 53.6MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:59:17,005 INFO L158 Benchmark]: Boogie Preprocessor took 35.71ms. Allocated memory is still 142.6MB. Free memory was 53.6MB in the beginning and 52.7MB in the end (delta: 890.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:17,005 INFO L158 Benchmark]: RCFGBuilder took 422.68ms. Allocated memory is still 142.6MB. Free memory was 52.7MB in the beginning and 108.0MB in the end (delta: -55.3MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-11-13 16:59:17,006 INFO L158 Benchmark]: CodeCheck took 370.29ms. Allocated memory is still 142.6MB. Free memory was 108.0MB in the beginning and 94.7MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:59:17,006 INFO L158 Benchmark]: Witness Printer took 6.05ms. Allocated memory is still 142.6MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:17,012 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: 0.3s, 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, 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: 1554]: 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 1562. 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); [L1562] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1562] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1563] CALL CWE191_Integer_Underflow__int_min_postdec_01_bad() [L1550] int data; [L1551] data = 0 [L1552] data = (-0x7fffffff - 1) [L1554] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1202.21ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 56.1MB in the end (delta: 59.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.40ms. Allocated memory is still 142.6MB. Free memory was 56.1MB in the beginning and 53.6MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.71ms. Allocated memory is still 142.6MB. Free memory was 53.6MB in the beginning and 52.7MB in the end (delta: 890.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 422.68ms. Allocated memory is still 142.6MB. Free memory was 52.7MB in the beginning and 108.0MB in the end (delta: -55.3MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * CodeCheck took 370.29ms. Allocated memory is still 142.6MB. Free memory was 108.0MB in the beginning and 94.7MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.05ms. Allocated memory is still 142.6MB. Free memory is still 94.7MB. 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 16:59:17,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/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_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/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_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_01_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/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_6522dd8a-c49f-4872-9ec0-04c9a2d61157/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 9874df2f05ff5bf85a63995b9c63b76dc9072d2ab417557991bc28aafde5c074 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:59:19,724 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:59:19,837 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 16:59:19,887 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:59:19,888 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:59:19,888 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:59:19,888 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:59:19,889 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:59:19,890 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:59:19,890 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:59:19,891 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:59:19,891 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:59:19,891 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:59:19,892 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:59:19,892 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:59:19,892 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:59:19,892 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:59:19,892 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:59:19,892 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:59:19,893 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:59:19,893 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:59:19,893 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:59:19,893 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:59:19,893 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:59:19,893 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:59:19,893 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:19,893 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:59:19,893 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:59:19,893 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:59:19,894 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:59:19,894 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:59:19,894 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:59:19,894 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:59:19,894 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:19,894 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:59:19,894 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_6522dd8a-c49f-4872-9ec0-04c9a2d61157/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 -> 9874df2f05ff5bf85a63995b9c63b76dc9072d2ab417557991bc28aafde5c074 [2024-11-13 16:59:20,256 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:59:20,270 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:59:20,273 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:59:20,276 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:59:20,279 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:59:20,280 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_01_bad.i Unable to find full path for "g++" [2024-11-13 16:59:22,230 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:59:22,627 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:59:22,628 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_01_bad.i [2024-11-13 16:59:22,655 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/data/d98d83114/c1b704e8240b45d1aa5ef5d9cf419901/FLAG9fce80b0e [2024-11-13 16:59:22,670 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/data/d98d83114/c1b704e8240b45d1aa5ef5d9cf419901 [2024-11-13 16:59:22,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:59:22,674 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:59:22,675 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:59:22,675 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:59:22,682 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:59:22,682 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:59:22" (1/1) ... [2024-11-13 16:59:22,683 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58439efd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:22, skipping insertion in model container [2024-11-13 16:59:22,683 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:59:22" (1/1) ... [2024-11-13 16:59:22,731 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:59:23,637 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:59:23,650 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:59:23,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:59:23,990 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:59:23,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:23 WrapperNode [2024-11-13 16:59:23,990 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:59:23,991 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:59:23,992 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:59:23,992 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:59:23,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:23" (1/1) ... [2024-11-13 16:59:24,033 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:23" (1/1) ... [2024-11-13 16:59:24,062 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-13 16:59:24,063 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:59:24,063 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:59:24,063 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:59:24,064 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:59:24,072 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:23" (1/1) ... [2024-11-13 16:59:24,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:23" (1/1) ... [2024-11-13 16:59:24,076 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:23" (1/1) ... [2024-11-13 16:59:24,079 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:23" (1/1) ... [2024-11-13 16:59:24,090 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:23" (1/1) ... [2024-11-13 16:59:24,095 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:23" (1/1) ... [2024-11-13 16:59:24,101 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:23" (1/1) ... [2024-11-13 16:59:24,102 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:23" (1/1) ... [2024-11-13 16:59:24,108 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:59:24,109 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:59:24,113 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:59:24,113 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:59:24,114 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:23" (1/1) ... [2024-11-13 16:59:24,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:59:24,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:59:24,158 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:59:24,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:59:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 16:59:24,196 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 16:59:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:59:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:59:24,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:59:24,340 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:59:24,343 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:59:24,467 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 16:59:24,467 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:59:24,535 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:59:24,535 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 16:59:24,536 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:59:24 BoogieIcfgContainer [2024-11-13 16:59:24,536 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:59:24,537 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:59:24,537 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:59:24,547 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:59:24,547 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:59:24" (1/1) ... [2024-11-13 16:59:24,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:59:24,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:24,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 16:59:24,618 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 16:59:24,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:59:24,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:24,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:24,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:24,629 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:24,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:59:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:24,817 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:59:24,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:24,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:24,934 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:59:24,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:24,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 16:59:24,974 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 16:59:25,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:59:25 ImpRootNode [2024-11-13 16:59:25,007 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:59:25,008 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:59:25,009 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:59:25,009 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:59:25,010 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:59:24" (3/4) ... [2024-11-13 16:59:25,012 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:59:25,013 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:59:25,017 INFO L158 Benchmark]: Toolchain (without parser) took 2340.53ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 42.9MB in the end (delta: 14.3MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2024-11-13 16:59:25,017 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:25,017 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1316.04ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 50.9MB in the end (delta: 6.3MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. [2024-11-13 16:59:25,018 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.31ms. Allocated memory is still 83.9MB. Free memory was 50.9MB in the beginning and 48.5MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:25,018 INFO L158 Benchmark]: Boogie Preprocessor took 45.40ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 46.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:25,018 INFO L158 Benchmark]: RCFGBuilder took 426.69ms. Allocated memory is still 83.9MB. Free memory was 46.9MB in the beginning and 31.8MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:59:25,019 INFO L158 Benchmark]: CodeCheck took 470.66ms. Allocated memory is still 83.9MB. Free memory was 31.8MB in the beginning and 43.3MB in the end (delta: -11.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:25,019 INFO L158 Benchmark]: Witness Printer took 5.12ms. Allocated memory is still 83.9MB. Free memory was 43.3MB in the beginning and 42.9MB in the end (delta: 429.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:25,024 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: 1554]: 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 1562. 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); [L1562] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1562] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1563] CALL CWE191_Integer_Underflow__int_min_postdec_01_bad() [L1550] int data; [L1551] data = 0 [L1552] data = (-0x7fffffff - 1) [L1554] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1316.04ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 50.9MB in the end (delta: 6.3MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.31ms. Allocated memory is still 83.9MB. Free memory was 50.9MB in the beginning and 48.5MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.40ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 46.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 426.69ms. Allocated memory is still 83.9MB. Free memory was 46.9MB in the beginning and 31.8MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 470.66ms. Allocated memory is still 83.9MB. Free memory was 31.8MB in the beginning and 43.3MB in the end (delta: -11.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.12ms. Allocated memory is still 83.9MB. Free memory was 43.3MB in the beginning and 42.9MB in the end (delta: 429.7kB). 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 16:59:25,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6522dd8a-c49f-4872-9ec0-04c9a2d61157/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