./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_54_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_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/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_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_54_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/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_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/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 8ec5de2d7fe8b9ee453b536943b11853235e43bb3f6f725936c3e99e5ed80097 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:22:14,663 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:22:14,768 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:22:14,774 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:22:14,774 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:22:14,801 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:22:14,803 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:22:14,803 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:22:14,803 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:22:14,804 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:22:14,804 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:22:14,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:22:14,804 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:22:14,805 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:22:14,805 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:22:14,805 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:22:14,805 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:22:14,805 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:22:14,805 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:22:14,806 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:22:14,806 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:22:14,806 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:22:14,806 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:22:14,806 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:22:14,806 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:22:14,807 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:22:14,807 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:22:14,807 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:22:14,807 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:22:14,807 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:22:14,808 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:22:14,808 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:22:14,808 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_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/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 -> 8ec5de2d7fe8b9ee453b536943b11853235e43bb3f6f725936c3e99e5ed80097 [2024-11-13 20:22:15,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:22:15,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:22:15,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:22:15,169 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:22:15,170 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:22:15,175 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_54_bad.i Unable to find full path for "g++" [2024-11-13 20:22:17,256 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:22:17,701 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:22:17,702 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_54_bad.i [2024-11-13 20:22:17,752 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/data/96697576f/755fb0a034f74c5bab24cabc3211c9bb/FLAGaf856044f [2024-11-13 20:22:17,782 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/data/96697576f/755fb0a034f74c5bab24cabc3211c9bb [2024-11-13 20:22:17,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:22:17,789 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:22:17,791 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:22:17,791 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:22:17,796 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:22:17,798 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:22:17" (1/1) ... [2024-11-13 20:22:17,799 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@549ef215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:17, skipping insertion in model container [2024-11-13 20:22:17,799 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:22:17" (1/1) ... [2024-11-13 20:22:17,875 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:22:18,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:22:18,959 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:22:19,075 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:22:19,271 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:22:19,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:19 WrapperNode [2024-11-13 20:22:19,272 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:22:19,274 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:22:19,274 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:22:19,274 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:22:19,285 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:19" (1/1) ... [2024-11-13 20:22:19,308 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:19" (1/1) ... [2024-11-13 20:22:19,333 INFO L138 Inliner]: procedures = 501, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 49 [2024-11-13 20:22:19,333 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:22:19,334 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:22:19,334 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:22:19,334 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:22:19,343 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:19" (1/1) ... [2024-11-13 20:22:19,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:19" (1/1) ... [2024-11-13 20:22:19,346 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:19" (1/1) ... [2024-11-13 20:22:19,348 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:19" (1/1) ... [2024-11-13 20:22:19,356 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:19" (1/1) ... [2024-11-13 20:22:19,358 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:19" (1/1) ... [2024-11-13 20:22:19,359 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:19" (1/1) ... [2024-11-13 20:22:19,361 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:19" (1/1) ... [2024-11-13 20:22:19,363 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:22:19,365 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:22:19,365 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:22:19,365 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:22:19,366 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:19" (1/1) ... [2024-11-13 20:22:19,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:22:19,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:22:19,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:22:19,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:22:19,440 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:22:19,441 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:22:19,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:22:19,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:22:19,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:22:19,680 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:22:19,682 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:22:19,830 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 20:22:19,830 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:22:19,885 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:22:19,885 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:22:19,886 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:22:19 BoogieIcfgContainer [2024-11-13 20:22:19,886 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:22:19,887 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:22:19,887 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:22:19,898 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:22:19,898 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:22:19" (1/1) ... [2024-11-13 20:22:19,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:22:19,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:19,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 20:22:19,959 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 20:22:19,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:22:19,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:19,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:20,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:22:20,082 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:22:20,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:22:20,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:22:20,192 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:22:20,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:22:20,232 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:22:20,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:22:20 ImpRootNode [2024-11-13 20:22:20,274 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:22:20,274 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:22:20,274 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:22:20,275 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:22:20,275 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:22:19" (3/4) ... [2024-11-13 20:22:20,283 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:22:20,283 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:22:20,286 INFO L158 Benchmark]: Toolchain (without parser) took 2496.31ms. Allocated memory is still 117.4MB. Free memory was 88.8MB in the beginning and 49.5MB in the end (delta: 39.3MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2024-11-13 20:22:20,286 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 83.9MB. Free memory is still 40.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:20,287 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1481.87ms. Allocated memory is still 117.4MB. Free memory was 88.8MB in the beginning and 80.5MB in the end (delta: 8.3MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-13 20:22:20,287 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.82ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 78.2MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:22:20,288 INFO L158 Benchmark]: Boogie Preprocessor took 29.21ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 76.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:20,288 INFO L158 Benchmark]: RCFGBuilder took 521.46ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 63.6MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:22:20,288 INFO L158 Benchmark]: CodeCheck took 386.98ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 50.2MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:22:20,289 INFO L158 Benchmark]: Witness Printer took 9.22ms. Allocated memory is still 117.4MB. Free memory is still 49.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:20,294 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: 1582]: 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_postdec_54_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_postdec_54b_badSink(data) [L1567] CALL CWE191_Integer_Underflow__int_min_postdec_54c_badSink(data) [L1572] CALL CWE191_Integer_Underflow__int_min_postdec_54d_badSink(data) [L1577] CALL CWE191_Integer_Underflow__int_min_postdec_54e_badSink(data) [L1582] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 83.9MB. Free memory is still 40.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1481.87ms. Allocated memory is still 117.4MB. Free memory was 88.8MB in the beginning and 80.5MB in the end (delta: 8.3MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.82ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 78.2MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.21ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 76.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 521.46ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 63.6MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 386.98ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 50.2MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 9.22ms. Allocated memory is still 117.4MB. Free memory is still 49.5MB. 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 20:22:20,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/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_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/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_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_54_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/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_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/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 8ec5de2d7fe8b9ee453b536943b11853235e43bb3f6f725936c3e99e5ed80097 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:22:23,611 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:22:23,781 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 20:22:23,839 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:22:23,842 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:22:23,842 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:22:23,843 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:22:23,843 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:22:23,844 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:22:23,844 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:22:23,845 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:22:23,845 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:22:23,845 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:22:23,846 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:22:23,846 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:22:23,847 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:22:23,847 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:22:23,847 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:22:23,847 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:22:23,847 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:22:23,847 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:22:23,847 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:22:23,847 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:22:23,847 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:22:23,848 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:22:23,848 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:22:23,848 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:22:23,848 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:22:23,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:22:23,848 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:22:23,848 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:22:23,848 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:22:23,848 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:22:23,849 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:22:23,850 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:22:23,850 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_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/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 -> 8ec5de2d7fe8b9ee453b536943b11853235e43bb3f6f725936c3e99e5ed80097 [2024-11-13 20:22:24,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:22:24,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:22:24,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:22:24,246 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:22:24,247 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:22:24,248 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_54_bad.i Unable to find full path for "g++" [2024-11-13 20:22:26,551 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:22:27,048 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:22:27,049 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_54_bad.i [2024-11-13 20:22:27,095 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/data/35e5b7d5d/0ff6eb3cd5894dccbd750a941d4d9359/FLAGb9793c7c3 [2024-11-13 20:22:27,125 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/data/35e5b7d5d/0ff6eb3cd5894dccbd750a941d4d9359 [2024-11-13 20:22:27,127 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:22:27,129 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:22:27,131 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:22:27,131 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:22:27,138 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:22:27,139 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:22:27" (1/1) ... [2024-11-13 20:22:27,140 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b5c5497 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:27, skipping insertion in model container [2024-11-13 20:22:27,143 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:22:27" (1/1) ... [2024-11-13 20:22:27,219 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:22:28,407 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:22:28,427 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:22:28,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:22:28,848 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:22:28,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:28 WrapperNode [2024-11-13 20:22:28,849 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:22:28,850 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:22:28,850 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:22:28,850 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:22:28,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:28" (1/1) ... [2024-11-13 20:22:28,886 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:28" (1/1) ... [2024-11-13 20:22:28,921 INFO L138 Inliner]: procedures = 506, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 49 [2024-11-13 20:22:28,921 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:22:28,922 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:22:28,922 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:22:28,922 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:22:28,933 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:28" (1/1) ... [2024-11-13 20:22:28,933 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:28" (1/1) ... [2024-11-13 20:22:28,942 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:28" (1/1) ... [2024-11-13 20:22:28,943 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:28" (1/1) ... [2024-11-13 20:22:28,960 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:28" (1/1) ... [2024-11-13 20:22:28,966 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:28" (1/1) ... [2024-11-13 20:22:28,972 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:28" (1/1) ... [2024-11-13 20:22:28,977 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:28" (1/1) ... [2024-11-13 20:22:28,980 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:22:28,985 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:22:28,986 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:22:28,986 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:22:28,987 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:28" (1/1) ... [2024-11-13 20:22:29,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:22:29,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:22:29,045 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:22:29,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:22:29,082 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:22:29,082 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:22:29,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:22:29,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:22:29,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:22:29,352 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:22:29,355 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:22:29,560 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-13 20:22:29,560 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:22:29,678 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:22:29,678 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:22:29,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:22:29 BoogieIcfgContainer [2024-11-13 20:22:29,680 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:22:29,681 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:22:29,681 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:22:29,696 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:22:29,697 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:22:29" (1/1) ... [2024-11-13 20:22:29,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:22:29,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:29,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 20:22:29,772 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 20:22:29,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:22:29,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:29,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:22:29,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:22:29,783 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:22:29,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:22:30,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:22:30,003 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:22:30,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:22:30,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:22:30,164 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:22:30,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:22:30,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:22:30,220 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:22:30,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:22:30 ImpRootNode [2024-11-13 20:22:30,269 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:22:30,270 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:22:30,270 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:22:30,271 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:22:30,272 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:22:29" (3/4) ... [2024-11-13 20:22:30,277 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:22:30,278 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:22:30,279 INFO L158 Benchmark]: Toolchain (without parser) took 3149.89ms. Allocated memory was 83.9MB in the beginning and 134.2MB in the end (delta: 50.3MB). Free memory was 55.0MB in the beginning and 59.0MB in the end (delta: -4.0MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. [2024-11-13 20:22:30,280 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory was 63.2MB in the beginning and 63.1MB in the end (delta: 16.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:30,281 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1718.38ms. Allocated memory was 83.9MB in the beginning and 134.2MB in the end (delta: 50.3MB). Free memory was 54.9MB in the beginning and 92.3MB in the end (delta: -37.4MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. [2024-11-13 20:22:30,285 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.02ms. Allocated memory is still 134.2MB. Free memory was 92.3MB in the beginning and 89.3MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:30,286 INFO L158 Benchmark]: Boogie Preprocessor took 62.79ms. Allocated memory is still 134.2MB. Free memory was 89.3MB in the beginning and 87.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:30,286 INFO L158 Benchmark]: RCFGBuilder took 694.43ms. Allocated memory is still 134.2MB. Free memory was 87.9MB in the beginning and 72.0MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:22:30,287 INFO L158 Benchmark]: CodeCheck took 588.13ms. Allocated memory is still 134.2MB. Free memory was 72.0MB in the beginning and 59.0MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:22:30,287 INFO L158 Benchmark]: Witness Printer took 8.42ms. Allocated memory is still 134.2MB. Free memory is still 59.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:30,290 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: 1582]: 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_postdec_54_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_postdec_54b_badSink(data) [L1567] CALL CWE191_Integer_Underflow__int_min_postdec_54c_badSink(data) [L1572] CALL CWE191_Integer_Underflow__int_min_postdec_54d_badSink(data) [L1577] CALL CWE191_Integer_Underflow__int_min_postdec_54e_badSink(data) [L1582] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory was 63.2MB in the beginning and 63.1MB in the end (delta: 16.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1718.38ms. Allocated memory was 83.9MB in the beginning and 134.2MB in the end (delta: 50.3MB). Free memory was 54.9MB in the beginning and 92.3MB in the end (delta: -37.4MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.02ms. Allocated memory is still 134.2MB. Free memory was 92.3MB in the beginning and 89.3MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 62.79ms. Allocated memory is still 134.2MB. Free memory was 89.3MB in the beginning and 87.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 694.43ms. Allocated memory is still 134.2MB. Free memory was 87.9MB in the beginning and 72.0MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 588.13ms. Allocated memory is still 134.2MB. Free memory was 72.0MB in the beginning and 59.0MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 8.42ms. Allocated memory is still 134.2MB. Free memory is still 59.0MB. 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 20:22:30,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af260b97-fa4a-4cf8-bc54-07d44d7ec94d/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