./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_68_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/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_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/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_34869056-9acc-4fa0-8f79-02af5d5c6362/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 f1bb692dc23eef2bb1436b9600340231b46595a1999cde1613ce8f74527006c9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:33:43,743 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:33:43,846 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:33:43,852 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:33:43,853 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:33:43,891 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:33:43,892 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:33:43,894 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:33:43,894 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:33:43,895 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:33:43,896 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:33:43,896 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:33:43,896 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:33:43,896 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:33:43,897 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:33:43,897 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:33:43,897 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:33:43,897 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:33:43,897 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:33:43,898 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:33:43,898 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:33:43,898 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:33:43,898 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:33:43,898 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:33:43,899 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:33:43,899 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:33:43,899 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:33:43,899 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:33:43,900 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:33:43,900 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:33:43,900 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:33:43,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:33:43,900 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_34869056-9acc-4fa0-8f79-02af5d5c6362/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 -> f1bb692dc23eef2bb1436b9600340231b46595a1999cde1613ce8f74527006c9 [2024-11-13 22:33:44,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:33:44,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:33:44,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:33:44,302 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:33:44,303 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:33:44,304 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_68_bad.i Unable to find full path for "g++" [2024-11-13 22:33:46,170 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:33:46,755 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:33:46,756 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_68_bad.i [2024-11-13 22:33:46,794 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/data/623d489f0/54a3c878a74a47b0bcb59856ea1e6d96/FLAG8142058c9 [2024-11-13 22:33:46,824 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/data/623d489f0/54a3c878a74a47b0bcb59856ea1e6d96 [2024-11-13 22:33:46,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:33:46,830 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:33:46,831 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:33:46,831 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:33:46,839 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:33:46,840 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:33:46" (1/1) ... [2024-11-13 22:33:46,843 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b227219 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:46, skipping insertion in model container [2024-11-13 22:33:46,843 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:33:46" (1/1) ... [2024-11-13 22:33:46,920 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:33:47,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:33:47,967 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:33:48,095 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:33:48,245 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:33:48,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:48 WrapperNode [2024-11-13 22:33:48,246 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:33:48,247 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:33:48,247 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:33:48,247 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:33:48,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:48" (1/1) ... [2024-11-13 22:33:48,269 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:48" (1/1) ... [2024-11-13 22:33:48,289 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 43 [2024-11-13 22:33:48,289 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:33:48,290 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:33:48,290 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:33:48,290 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:33:48,298 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:48" (1/1) ... [2024-11-13 22:33:48,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:48" (1/1) ... [2024-11-13 22:33:48,300 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:48" (1/1) ... [2024-11-13 22:33:48,300 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:48" (1/1) ... [2024-11-13 22:33:48,305 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:48" (1/1) ... [2024-11-13 22:33:48,307 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:48" (1/1) ... [2024-11-13 22:33:48,308 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:48" (1/1) ... [2024-11-13 22:33:48,309 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:48" (1/1) ... [2024-11-13 22:33:48,311 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:33:48,311 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:33:48,312 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:33:48,312 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:33:48,313 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:48" (1/1) ... [2024-11-13 22:33:48,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:33:48,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:33:48,355 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:33:48,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:33:48,386 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:33:48,386 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:33:48,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:33:48,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:33:48,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:33:48,540 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:33:48,542 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:33:48,685 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 22:33:48,685 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:33:48,755 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:33:48,756 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:33:48,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:33:48 BoogieIcfgContainer [2024-11-13 22:33:48,757 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:33:48,758 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:33:48,758 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:33:48,772 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:33:48,772 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:33:48" (1/1) ... [2024-11-13 22:33:48,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:33:48,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:33:48,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 22:33:48,859 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 22:33:48,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:33:48,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:33:48,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:33:49,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:33:49,021 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:33:49,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:33:49,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:33:49,104 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:33:49,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:33:49,137 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:33:49,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:33:49 ImpRootNode [2024-11-13 22:33:49,165 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:33:49,166 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:33:49,166 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:33:49,166 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:33:49,167 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:33:48" (3/4) ... [2024-11-13 22:33:49,174 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:33:49,176 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:33:49,177 INFO L158 Benchmark]: Toolchain (without parser) took 2347.91ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 77.2MB in the end (delta: 38.7MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2024-11-13 22:33:49,178 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:33:49,178 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1414.72ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 107.6MB in the end (delta: 8.3MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-13 22:33:49,179 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.76ms. Allocated memory is still 142.6MB. Free memory was 107.6MB in the beginning and 105.0MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:33:49,182 INFO L158 Benchmark]: Boogie Preprocessor took 21.08ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 104.4MB in the end (delta: 603.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:33:49,183 INFO L158 Benchmark]: RCFGBuilder took 445.54ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 91.2MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:33:49,184 INFO L158 Benchmark]: CodeCheck took 407.65ms. Allocated memory is still 142.6MB. Free memory was 91.2MB in the beginning and 77.2MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:33:49,184 INFO L158 Benchmark]: Witness Printer took 10.36ms. Allocated memory is still 142.6MB. Free memory is still 77.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:33:49,190 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: 1575]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1563. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] int CWE191_Integer_Underflow__int_min_sub_68_badData; [L1549] int CWE191_Integer_Underflow__int_min_sub_68_goodG2BData; [L1563] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_sub_68_badData=0, CWE191_Integer_Underflow__int_min_sub_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1563] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_sub_68_badData=0, CWE191_Integer_Underflow__int_min_sub_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE191_Integer_Underflow__int_min_sub_68_bad() [L1554] int data; [L1555] data = 0 [L1556] data = (-0x7fffffff - 1) [L1557] CWE191_Integer_Underflow__int_min_sub_68_badData = data [L1558] CALL CWE191_Integer_Underflow__int_min_sub_68b_badSink() [L1573] int data = CWE191_Integer_Underflow__int_min_sub_68_badData; VAL [CWE191_Integer_Underflow__int_min_sub_68_badData=-2147483648, CWE191_Integer_Underflow__int_min_sub_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1575] data - 1 VAL [CWE191_Integer_Underflow__int_min_sub_68_badData=-2147483648, CWE191_Integer_Underflow__int_min_sub_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1414.72ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 107.6MB in the end (delta: 8.3MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.76ms. Allocated memory is still 142.6MB. Free memory was 107.6MB in the beginning and 105.0MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.08ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 104.4MB in the end (delta: 603.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 445.54ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 91.2MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 407.65ms. Allocated memory is still 142.6MB. Free memory was 91.2MB in the beginning and 77.2MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 10.36ms. Allocated memory is still 142.6MB. Free memory is still 77.2MB. 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 22:33:49,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/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_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/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_34869056-9acc-4fa0-8f79-02af5d5c6362/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 f1bb692dc23eef2bb1436b9600340231b46595a1999cde1613ce8f74527006c9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:33:52,143 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:33:52,248 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:33:52,315 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:33:52,317 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:33:52,317 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:33:52,318 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:33:52,318 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:33:52,319 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:33:52,320 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:33:52,320 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:33:52,320 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:33:52,321 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:33:52,321 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:33:52,322 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:33:52,322 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:33:52,322 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:33:52,322 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:33:52,322 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:33:52,322 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:33:52,322 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:33:52,323 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:33:52,323 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:33:52,323 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:33:52,324 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:33:52,325 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:33:52,325 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:33:52,325 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:33:52,325 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:33:52,325 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:33:52,325 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:33:52,325 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:33:52,326 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:33:52,326 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:33:52,326 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:33:52,326 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_34869056-9acc-4fa0-8f79-02af5d5c6362/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 -> f1bb692dc23eef2bb1436b9600340231b46595a1999cde1613ce8f74527006c9 [2024-11-13 22:33:52,695 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:33:52,703 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:33:52,706 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:33:52,707 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:33:52,708 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:33:52,709 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_68_bad.i Unable to find full path for "g++" [2024-11-13 22:33:54,765 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:33:55,291 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:33:55,292 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_68_bad.i [2024-11-13 22:33:55,320 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/data/90bab4fbe/3e3e868c48744364b3e18b77d9f16075/FLAG16bf33f73 [2024-11-13 22:33:55,342 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/data/90bab4fbe/3e3e868c48744364b3e18b77d9f16075 [2024-11-13 22:33:55,344 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:33:55,347 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:33:55,349 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:33:55,350 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:33:55,355 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:33:55,357 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:33:55" (1/1) ... [2024-11-13 22:33:55,358 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@961f871 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:55, skipping insertion in model container [2024-11-13 22:33:55,358 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:33:55" (1/1) ... [2024-11-13 22:33:55,425 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:33:56,443 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:33:56,457 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:33:56,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:33:56,759 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:33:56,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:56 WrapperNode [2024-11-13 22:33:56,760 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:33:56,761 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:33:56,761 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:33:56,762 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:33:56,770 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:56" (1/1) ... [2024-11-13 22:33:56,805 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:56" (1/1) ... [2024-11-13 22:33:56,827 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 41 [2024-11-13 22:33:56,830 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:33:56,830 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:33:56,831 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:33:56,831 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:33:56,839 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:56" (1/1) ... [2024-11-13 22:33:56,840 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:56" (1/1) ... [2024-11-13 22:33:56,843 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:56" (1/1) ... [2024-11-13 22:33:56,844 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:56" (1/1) ... [2024-11-13 22:33:56,863 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:56" (1/1) ... [2024-11-13 22:33:56,865 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:56" (1/1) ... [2024-11-13 22:33:56,872 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:56" (1/1) ... [2024-11-13 22:33:56,873 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:56" (1/1) ... [2024-11-13 22:33:56,879 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:33:56,883 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:33:56,883 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:33:56,883 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:33:56,885 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:33:56" (1/1) ... [2024-11-13 22:33:56,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:33:56,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:33:56,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:33:56,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:33:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:33:56,975 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:33:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:33:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:33:56,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:33:57,199 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:33:57,202 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:33:57,379 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 22:33:57,379 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:33:57,425 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:33:57,426 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:33:57,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:33:57 BoogieIcfgContainer [2024-11-13 22:33:57,426 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:33:57,427 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:33:57,427 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:33:57,436 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:33:57,436 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:33:57" (1/1) ... [2024-11-13 22:33:57,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:33:57,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:33:57,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 22:33:57,492 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 22:33:57,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:33:57,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:33:57,496 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:33:57,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:33:57,499 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:33:57,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:33:57,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:33:57,693 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:33:57,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:33:57,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:33:57,839 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:33:57,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:33:57,929 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:33:57,930 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:33:57,957 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:33:57 ImpRootNode [2024-11-13 22:33:57,958 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:33:57,958 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:33:57,959 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:33:57,959 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:33:57,959 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:33:57" (3/4) ... [2024-11-13 22:33:57,962 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:33:57,962 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:33:57,963 INFO L158 Benchmark]: Toolchain (without parser) took 2616.10ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 85.0MB in the end (delta: 4.2MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2024-11-13 22:33:57,963 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:33:57,964 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1411.22ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 67.2MB in the end (delta: 21.8MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. [2024-11-13 22:33:57,964 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.52ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 64.7MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:33:57,965 INFO L158 Benchmark]: Boogie Preprocessor took 52.00ms. Allocated memory is still 117.4MB. Free memory was 64.7MB in the beginning and 62.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:33:57,965 INFO L158 Benchmark]: RCFGBuilder took 543.38ms. Allocated memory is still 117.4MB. Free memory was 62.9MB in the beginning and 48.0MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:33:57,966 INFO L158 Benchmark]: CodeCheck took 530.73ms. Allocated memory is still 117.4MB. Free memory was 47.5MB in the beginning and 85.0MB in the end (delta: -37.5MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2024-11-13 22:33:57,966 INFO L158 Benchmark]: Witness Printer took 3.82ms. Allocated memory is still 117.4MB. Free memory was 85.0MB in the beginning and 85.0MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:33:57,969 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: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1575]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1563. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1563] 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) [L1563] 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] [L1564] CALL CWE191_Integer_Underflow__int_min_sub_68_bad() [L1554] int data; [L1555] data = 0 [L1556] data = (-0x7fffffff - 1) [L1557] CWE191_Integer_Underflow__int_min_sub_68_badData = data [L1558] CALL CWE191_Integer_Underflow__int_min_sub_68b_badSink() [L1573] int data = CWE191_Integer_Underflow__int_min_sub_68_badData; VAL [CWE191_Integer_Underflow__int_min_sub_68_badData=-2147483648, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1575] data - 1 VAL [CWE191_Integer_Underflow__int_min_sub_68_badData=-2147483648, 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 0.41ms. Allocated memory is still 117.4MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1411.22ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 67.2MB in the end (delta: 21.8MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.52ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 64.7MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.00ms. Allocated memory is still 117.4MB. Free memory was 64.7MB in the beginning and 62.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 543.38ms. Allocated memory is still 117.4MB. Free memory was 62.9MB in the beginning and 48.0MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 530.73ms. Allocated memory is still 117.4MB. Free memory was 47.5MB in the beginning and 85.0MB in the end (delta: -37.5MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. * Witness Printer took 3.82ms. Allocated memory is still 117.4MB. Free memory was 85.0MB in the beginning and 85.0MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:33:58,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34869056-9acc-4fa0-8f79-02af5d5c6362/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