./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_44_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_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/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_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_44_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/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_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/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 b12b1c6aa7f5e3bf9eb7ac23f64ecb685cbd4ea7169e388cf5dd5b29f8103fb5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:47:36,117 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:47:36,234 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:47:36,241 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:47:36,245 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:47:36,280 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:47:36,281 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:47:36,281 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:47:36,282 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:47:36,282 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:47:36,282 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:47:36,283 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:47:36,283 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:47:36,283 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:47:36,283 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:47:36,283 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:47:36,283 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:47:36,284 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:47:36,284 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:47:36,284 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:47:36,284 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:47:36,284 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:47:36,284 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:47:36,285 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:47:36,285 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:47:36,285 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:47:36,285 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:47:36,286 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:47:36,286 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:47:36,286 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:47:36,286 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:47:36,286 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:47:36,286 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_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/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 -> b12b1c6aa7f5e3bf9eb7ac23f64ecb685cbd4ea7169e388cf5dd5b29f8103fb5 [2024-11-13 21:47:36,652 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:47:36,663 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:47:36,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:47:36,669 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:47:36,669 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:47:36,671 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_44_bad.i Unable to find full path for "g++" [2024-11-13 21:47:38,870 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:47:39,451 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:47:39,452 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_44_bad.i [2024-11-13 21:47:39,489 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/data/14089910f/a748d907dafb47a5a239c12ac52656f1/FLAG4928a6535 [2024-11-13 21:47:39,954 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/data/14089910f/a748d907dafb47a5a239c12ac52656f1 [2024-11-13 21:47:39,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:47:39,958 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:47:39,960 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:47:39,960 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:47:39,966 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:47:39,967 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:47:39" (1/1) ... [2024-11-13 21:47:39,968 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19ded13a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:39, skipping insertion in model container [2024-11-13 21:47:39,968 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:47:39" (1/1) ... [2024-11-13 21:47:40,022 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:47:41,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:47:41,061 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:47:41,198 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:47:41,347 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:47:41,348 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:41 WrapperNode [2024-11-13 21:47:41,348 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:47:41,349 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:47:41,349 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:47:41,349 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:47:41,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:41" (1/1) ... [2024-11-13 21:47:41,381 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:41" (1/1) ... [2024-11-13 21:47:41,404 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 47 [2024-11-13 21:47:41,405 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:47:41,405 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:47:41,405 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:47:41,406 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:47:41,414 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:41" (1/1) ... [2024-11-13 21:47:41,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:41" (1/1) ... [2024-11-13 21:47:41,417 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:41" (1/1) ... [2024-11-13 21:47:41,417 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:41" (1/1) ... [2024-11-13 21:47:41,423 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:41" (1/1) ... [2024-11-13 21:47:41,425 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:41" (1/1) ... [2024-11-13 21:47:41,426 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:41" (1/1) ... [2024-11-13 21:47:41,427 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:41" (1/1) ... [2024-11-13 21:47:41,430 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:47:41,431 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:47:41,431 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:47:41,431 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:47:41,432 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:41" (1/1) ... [2024-11-13 21:47:41,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:47:41,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:47:41,478 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:47:41,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:47:41,517 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:47:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:47:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:47:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:47:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:47:41,729 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:47:41,731 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:47:41,888 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 21:47:41,888 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:47:41,963 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:47:41,963 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:47:41,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:47:41 BoogieIcfgContainer [2024-11-13 21:47:41,964 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:47:41,965 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:47:41,965 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:47:41,979 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:47:41,980 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:47:41" (1/1) ... [2024-11-13 21:47:41,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:47:42,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:42,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 21:47:42,058 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 21:47:42,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:47:42,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:42,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:47:42,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:47:42,204 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:47:42,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:47:42,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:47:42,284 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:47:42,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:47:42,331 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:47:42,364 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:47:42 ImpRootNode [2024-11-13 21:47:42,364 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:47:42,365 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:47:42,365 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:47:42,365 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:47:42,367 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:47:41" (3/4) ... [2024-11-13 21:47:42,369 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:47:42,370 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:47:42,373 INFO L158 Benchmark]: Toolchain (without parser) took 2413.90ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 76.3MB in the end (delta: 39.6MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2024-11-13 21:47:42,373 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:47:42,373 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1388.41ms. Allocated memory is still 142.6MB. Free memory was 115.6MB in the beginning and 107.9MB in the end (delta: 7.7MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. [2024-11-13 21:47:42,374 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.98ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 105.4MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:47:42,374 INFO L158 Benchmark]: Boogie Preprocessor took 24.82ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 104.1MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:47:42,374 INFO L158 Benchmark]: RCFGBuilder took 533.44ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 90.7MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:47:42,375 INFO L158 Benchmark]: CodeCheck took 399.60ms. Allocated memory is still 142.6MB. Free memory was 90.7MB in the beginning and 76.9MB in the end (delta: 13.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:47:42,375 INFO L158 Benchmark]: Witness Printer took 5.85ms. Allocated memory is still 142.6MB. Free memory was 76.9MB in the beginning and 76.3MB in the end (delta: 606.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:47:42,381 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: 1551]: 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 1567. 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); [L1567] 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) [L1567] 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] [L1568] CALL CWE191_Integer_Underflow__int_min_postdec_44_bad() [L1558] int data; [L1559] void (*funcPtr) (int) = badSink; [L1560] data = 0 [L1561] data = (-0x7fffffff - 1) [L1562] CALL funcPtr(data) [L1551] 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 0.48ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1388.41ms. Allocated memory is still 142.6MB. Free memory was 115.6MB in the beginning and 107.9MB in the end (delta: 7.7MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.98ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 105.4MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.82ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 104.1MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 533.44ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 90.7MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 399.60ms. Allocated memory is still 142.6MB. Free memory was 90.7MB in the beginning and 76.9MB in the end (delta: 13.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.85ms. Allocated memory is still 142.6MB. Free memory was 76.9MB in the beginning and 76.3MB in the end (delta: 606.7kB). 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 21:47:42,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/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_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/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_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_44_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/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_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/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 b12b1c6aa7f5e3bf9eb7ac23f64ecb685cbd4ea7169e388cf5dd5b29f8103fb5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:47:45,141 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:47:45,249 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:47:45,303 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:47:45,304 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:47:45,304 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:47:45,305 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:47:45,305 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:47:45,305 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:47:45,305 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:47:45,305 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:47:45,306 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:47:45,306 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:47:45,306 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:47:45,306 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:47:45,306 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:47:45,306 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:47:45,307 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:47:45,307 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:47:45,307 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:47:45,307 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:47:45,307 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:47:45,307 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:47:45,308 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:47:45,308 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:47:45,308 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:45,308 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:47:45,308 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:47:45,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:47:45,309 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:47:45,309 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:47:45,309 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:47:45,309 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:47:45,309 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:45,309 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:47:45,310 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_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/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 -> b12b1c6aa7f5e3bf9eb7ac23f64ecb685cbd4ea7169e388cf5dd5b29f8103fb5 [2024-11-13 21:47:45,613 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:47:45,627 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:47:45,630 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:47:45,635 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:47:45,635 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:47:45,637 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_44_bad.i Unable to find full path for "g++" [2024-11-13 21:47:47,701 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:47:48,071 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:47:48,072 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_44_bad.i [2024-11-13 21:47:48,113 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/data/bb4e14bc3/88f049a1820743ceab5d1ae7dae945d0/FLAG2e7db73c6 [2024-11-13 21:47:48,134 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/data/bb4e14bc3/88f049a1820743ceab5d1ae7dae945d0 [2024-11-13 21:47:48,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:47:48,139 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:47:48,142 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:47:48,142 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:47:48,147 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:47:48,148 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:47:48" (1/1) ... [2024-11-13 21:47:48,151 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ac16031 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:48, skipping insertion in model container [2024-11-13 21:47:48,151 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:47:48" (1/1) ... [2024-11-13 21:47:48,204 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:47:49,142 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:47:49,161 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:47:49,296 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:47:49,515 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:47:49,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:49 WrapperNode [2024-11-13 21:47:49,516 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:47:49,517 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:47:49,517 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:47:49,517 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:47:49,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:49" (1/1) ... [2024-11-13 21:47:49,565 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:49" (1/1) ... [2024-11-13 21:47:49,604 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 47 [2024-11-13 21:47:49,605 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:47:49,605 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:47:49,605 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:47:49,605 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:47:49,617 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:49" (1/1) ... [2024-11-13 21:47:49,617 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:49" (1/1) ... [2024-11-13 21:47:49,625 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:49" (1/1) ... [2024-11-13 21:47:49,625 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:49" (1/1) ... [2024-11-13 21:47:49,638 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:49" (1/1) ... [2024-11-13 21:47:49,640 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:49" (1/1) ... [2024-11-13 21:47:49,643 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:49" (1/1) ... [2024-11-13 21:47:49,644 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:49" (1/1) ... [2024-11-13 21:47:49,647 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:47:49,648 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:47:49,648 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:47:49,648 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:47:49,649 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:49" (1/1) ... [2024-11-13 21:47:49,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:47:49,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:47:49,693 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:47:49,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:47:49,728 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:47:49,729 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:47:49,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:47:49,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:47:49,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:47:49,954 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:47:49,956 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:47:50,102 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-13 21:47:50,102 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:47:50,148 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:47:50,148 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:47:50,149 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:47:50 BoogieIcfgContainer [2024-11-13 21:47:50,149 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:47:50,150 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:47:50,150 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:47:50,160 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:47:50,160 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:47:50" (1/1) ... [2024-11-13 21:47:50,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:47:50,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:50,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 21:47:50,216 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 21:47:50,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:47:50,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:50,221 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:50,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:50,225 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:50,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:47:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:47:50,420 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:47:50,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:47:50,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:47:50,583 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:47:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:47:50,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:47:50,629 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:47:50,655 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:47:50 ImpRootNode [2024-11-13 21:47:50,655 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:47:50,656 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:47:50,656 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:47:50,656 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:47:50,657 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:47:50" (3/4) ... [2024-11-13 21:47:50,659 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:47:50,660 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:47:50,661 INFO L158 Benchmark]: Toolchain (without parser) took 2522.77ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 80.6MB in the end (delta: 9.2MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2024-11-13 21:47:50,661 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory was 64.8MB in the beginning and 64.7MB in the end (delta: 36.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:47:50,662 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1374.73ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 77.0MB in the end (delta: 12.4MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. [2024-11-13 21:47:50,662 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.99ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 74.7MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:47:50,662 INFO L158 Benchmark]: Boogie Preprocessor took 42.10ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 73.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:47:50,666 INFO L158 Benchmark]: RCFGBuilder took 500.84ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 57.2MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:47:50,667 INFO L158 Benchmark]: CodeCheck took 505.56ms. Allocated memory is still 117.4MB. Free memory was 57.2MB in the beginning and 80.6MB in the end (delta: -23.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:47:50,667 INFO L158 Benchmark]: Witness Printer took 4.47ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 80.6MB in the end (delta: 10.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:47:50,669 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: 1551]: 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 1567. 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); [L1567] 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) [L1567] 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] [L1568] CALL CWE191_Integer_Underflow__int_min_postdec_44_bad() [L1558] int data; [L1559] void (*funcPtr) (int) = badSink; [L1560] data = 0 [L1561] data = (-0x7fffffff - 1) [L1562] CALL funcPtr(data) [L1551] 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 64.8MB in the beginning and 64.7MB in the end (delta: 36.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1374.73ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 77.0MB in the end (delta: 12.4MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.99ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 74.7MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.10ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 73.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 500.84ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 57.2MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 505.56ms. Allocated memory is still 117.4MB. Free memory was 57.2MB in the beginning and 80.6MB in the end (delta: -23.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.47ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 80.6MB in the end (delta: 10.8kB). 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 21:47:50,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ecc14e-7ffe-4c77-a5b8-6e088b5618e2/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