./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_51_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_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/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_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_51_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/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_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/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 7c4ba4bce8bb507679a96575f0895b5a32d9bc7026db41a090599e281784fa11 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:06:09,115 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:06:09,205 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:06:09,210 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:06:09,210 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:06:09,229 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:06:09,230 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:06:09,230 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:06:09,230 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:06:09,231 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:06:09,231 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:06:09,231 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:06:09,231 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:06:09,231 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:06:09,231 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:06:09,232 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:06:09,232 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:06:09,232 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:06:09,232 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:06:09,232 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:06:09,232 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:06:09,232 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:06:09,233 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:06:09,233 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:06:09,233 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:06:09,233 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:06:09,233 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:06:09,233 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:06:09,234 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:06:09,234 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:06:09,234 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:06:09,234 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:06:09,234 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_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/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 -> 7c4ba4bce8bb507679a96575f0895b5a32d9bc7026db41a090599e281784fa11 [2024-11-13 22:06:09,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:06:09,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:06:09,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:06:09,586 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:06:09,586 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:06:09,588 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_51_bad.i Unable to find full path for "g++" [2024-11-13 22:06:11,517 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:06:11,914 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:06:11,915 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_51_bad.i [2024-11-13 22:06:11,953 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/data/c37aa2bf9/71cbf19c370e4d47b3140c18b00659a3/FLAGe6cb0ba00 [2024-11-13 22:06:11,970 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/data/c37aa2bf9/71cbf19c370e4d47b3140c18b00659a3 [2024-11-13 22:06:11,972 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:06:11,973 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:06:11,975 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:06:11,975 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:06:11,979 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:06:11,980 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:06:11" (1/1) ... [2024-11-13 22:06:11,981 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33d7f96e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:11, skipping insertion in model container [2024-11-13 22:06:11,981 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:06:11" (1/1) ... [2024-11-13 22:06:12,034 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:06:12,815 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:06:12,824 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:06:12,939 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:06:13,115 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:06:13,116 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:13 WrapperNode [2024-11-13 22:06:13,117 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:06:13,118 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:06:13,118 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:06:13,118 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:06:13,128 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:13" (1/1) ... [2024-11-13 22:06:13,157 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:13" (1/1) ... [2024-11-13 22:06:13,183 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 41 [2024-11-13 22:06:13,183 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:06:13,184 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:06:13,184 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:06:13,184 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:06:13,191 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:13" (1/1) ... [2024-11-13 22:06:13,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:13" (1/1) ... [2024-11-13 22:06:13,193 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:13" (1/1) ... [2024-11-13 22:06:13,193 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:13" (1/1) ... [2024-11-13 22:06:13,198 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:13" (1/1) ... [2024-11-13 22:06:13,199 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:13" (1/1) ... [2024-11-13 22:06:13,201 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:13" (1/1) ... [2024-11-13 22:06:13,201 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:13" (1/1) ... [2024-11-13 22:06:13,203 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:06:13,204 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:06:13,204 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:06:13,204 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:06:13,205 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:13" (1/1) ... [2024-11-13 22:06:13,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:06:13,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:06:13,243 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:06:13,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:06:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:06:13,264 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:06:13,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:06:13,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:06:13,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:06:13,398 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:06:13,400 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:06:13,494 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 22:06:13,494 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:06:13,534 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:06:13,534 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:06:13,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:06:13 BoogieIcfgContainer [2024-11-13 22:06:13,534 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:06:13,535 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:06:13,535 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:06:13,545 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:06:13,546 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:06:13" (1/1) ... [2024-11-13 22:06:13,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:06:13,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:06:13,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:06:13,603 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:06:13,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:06:13,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:06:13,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:06:13,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:06:13,717 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:06:13,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:06:13,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:06:13,778 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:06:13,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:06:13,805 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:06:13,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:06:13 ImpRootNode [2024-11-13 22:06:13,828 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:06:13,829 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:06:13,829 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:06:13,829 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:06:13,830 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:06:13" (3/4) ... [2024-11-13 22:06:13,835 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:06:13,836 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:06:13,837 INFO L158 Benchmark]: Toolchain (without parser) took 1863.39ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 51.0MB in the end (delta: 38.5MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2024-11-13 22:06:13,837 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:06:13,838 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1142.51ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 80.6MB in the end (delta: 8.7MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-13 22:06:13,839 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.08ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 78.3MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:06:13,839 INFO L158 Benchmark]: Boogie Preprocessor took 19.80ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 77.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:06:13,840 INFO L158 Benchmark]: RCFGBuilder took 330.53ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 65.0MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:06:13,840 INFO L158 Benchmark]: CodeCheck took 292.99ms. Allocated memory is still 117.4MB. Free memory was 64.4MB in the beginning and 51.0MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:06:13,840 INFO L158 Benchmark]: Witness Printer took 6.97ms. Allocated memory is still 117.4MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:06:13,843 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1568]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE191_Integer_Underflow__int_min_multiply_51_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_multiply_51b_badSink(data) [L1566] COND TRUE data < 0 VAL [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] [L1568] data * 2 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 0.41ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1142.51ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 80.6MB in the end (delta: 8.7MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.08ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 78.3MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.80ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 77.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 330.53ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 65.0MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 292.99ms. Allocated memory is still 117.4MB. Free memory was 64.4MB in the beginning and 51.0MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 6.97ms. Allocated memory is still 117.4MB. Free memory is still 51.0MB. 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 22:06:13,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/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_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/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_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_51_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/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_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/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 7c4ba4bce8bb507679a96575f0895b5a32d9bc7026db41a090599e281784fa11 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:06:16,384 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:06:16,471 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:06:16,535 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:06:16,536 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:06:16,536 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:06:16,537 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:06:16,537 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:06:16,537 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:06:16,537 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:06:16,537 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:06:16,537 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:06:16,537 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:06:16,537 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:06:16,537 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:06:16,538 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:06:16,538 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:06:16,541 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:06:16,542 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:06:16,542 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:06:16,542 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:06:16,542 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:06:16,542 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:06:16,542 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:06:16,542 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:06:16,542 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:06:16,542 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:06:16,543 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:06:16,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:06:16,543 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:06:16,543 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:06:16,543 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:06:16,543 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:06:16,543 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:06:16,543 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:06:16,543 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_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/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 -> 7c4ba4bce8bb507679a96575f0895b5a32d9bc7026db41a090599e281784fa11 [2024-11-13 22:06:16,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:06:16,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:06:16,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:06:16,896 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:06:16,896 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:06:16,897 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_51_bad.i Unable to find full path for "g++" [2024-11-13 22:06:18,899 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:06:19,373 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:06:19,374 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_51_bad.i [2024-11-13 22:06:19,410 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/data/227f013dc/e5096cdfbb7d48b8ad89c6833857cd0e/FLAGca17ac0fc [2024-11-13 22:06:19,474 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/data/227f013dc/e5096cdfbb7d48b8ad89c6833857cd0e [2024-11-13 22:06:19,478 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:06:19,480 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:06:19,483 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:06:19,483 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:06:19,491 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:06:19,493 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:06:19" (1/1) ... [2024-11-13 22:06:19,495 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d49fbc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:19, skipping insertion in model container [2024-11-13 22:06:19,496 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:06:19" (1/1) ... [2024-11-13 22:06:19,562 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:06:20,609 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:06:20,621 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:06:20,728 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:06:20,873 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:06:20,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:20 WrapperNode [2024-11-13 22:06:20,874 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:06:20,875 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:06:20,875 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:06:20,876 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:06:20,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:20" (1/1) ... [2024-11-13 22:06:20,907 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:20" (1/1) ... [2024-11-13 22:06:20,934 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 41 [2024-11-13 22:06:20,934 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:06:20,934 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:06:20,935 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:06:20,935 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:06:20,942 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:20" (1/1) ... [2024-11-13 22:06:20,943 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:20" (1/1) ... [2024-11-13 22:06:20,948 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:20" (1/1) ... [2024-11-13 22:06:20,949 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:20" (1/1) ... [2024-11-13 22:06:20,956 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:20" (1/1) ... [2024-11-13 22:06:20,957 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:20" (1/1) ... [2024-11-13 22:06:20,959 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:20" (1/1) ... [2024-11-13 22:06:20,960 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:20" (1/1) ... [2024-11-13 22:06:20,963 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:06:20,964 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:06:20,964 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:06:20,964 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:06:20,965 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:20" (1/1) ... [2024-11-13 22:06:20,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:06:20,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:06:20,995 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:06:21,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:06:21,018 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:06:21,018 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:06:21,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:06:21,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:06:21,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:06:21,159 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:06:21,160 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:06:21,294 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 22:06:21,294 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:06:21,355 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:06:21,355 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:06:21,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:06:21 BoogieIcfgContainer [2024-11-13 22:06:21,356 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:06:21,357 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:06:21,357 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:06:21,366 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:06:21,366 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:06:21" (1/1) ... [2024-11-13 22:06:21,377 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:06:21,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:06:21,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:06:21,427 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:06:21,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:06:21,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:06:21,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:06:21,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:06:21,434 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:06:21,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:06:21,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:06:21,586 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:06:21,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:06:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:06:21,671 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:06:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:06:21,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 22:06:21,705 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:06:21,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:06:21 ImpRootNode [2024-11-13 22:06:21,779 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:06:21,780 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:06:21,780 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:06:21,780 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:06:21,781 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:06:21" (3/4) ... [2024-11-13 22:06:21,783 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:06:21,784 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:06:21,785 INFO L158 Benchmark]: Toolchain (without parser) took 2305.11ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 87.3MB in the end (delta: 2.4MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2024-11-13 22:06:21,785 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:06:21,785 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1392.21ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 69.0MB in the end (delta: 20.7MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2024-11-13 22:06:21,786 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.71ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 66.5MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:06:21,786 INFO L158 Benchmark]: Boogie Preprocessor took 28.97ms. Allocated memory is still 117.4MB. Free memory was 66.5MB in the beginning and 64.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:06:21,787 INFO L158 Benchmark]: RCFGBuilder took 391.94ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 49.4MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:06:21,787 INFO L158 Benchmark]: CodeCheck took 422.36ms. Allocated memory is still 117.4MB. Free memory was 49.4MB in the beginning and 88.0MB in the end (delta: -38.6MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2024-11-13 22:06:21,787 INFO L158 Benchmark]: Witness Printer took 4.27ms. Allocated memory is still 117.4MB. Free memory was 88.0MB in the beginning and 87.3MB in the end (delta: 690.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:06:21,790 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1568]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE191_Integer_Underflow__int_min_multiply_51_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_multiply_51b_badSink(data) [L1566] COND TRUE data < 0 VAL [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] [L1568] data * 2 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 0.29ms. Allocated memory is still 117.4MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1392.21ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 69.0MB in the end (delta: 20.7MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.71ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 66.5MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.97ms. Allocated memory is still 117.4MB. Free memory was 66.5MB in the beginning and 64.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 391.94ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 49.4MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 422.36ms. Allocated memory is still 117.4MB. Free memory was 49.4MB in the beginning and 88.0MB in the end (delta: -38.6MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. * Witness Printer took 4.27ms. Allocated memory is still 117.4MB. Free memory was 88.0MB in the beginning and 87.3MB in the end (delta: 690.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:06:21,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f00dac6-9314-47f3-ba21-6610c3d8fcfb/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample