./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_45_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk --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 1c8ed27f68b16e041c8cb9fbbf51a30400fcec1407897de88d8149976d351f66 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:55:28,694 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:55:28,832 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:55:28,840 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:55:28,841 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:55:28,883 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:55:28,884 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:55:28,885 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:55:28,886 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:55:28,891 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:55:28,892 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:55:28,892 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:55:28,893 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:55:28,893 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:55:28,893 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:55:28,894 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:55:28,894 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:55:28,895 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:55:28,895 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:55:28,896 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:55:28,897 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:55:28,898 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:55:28,899 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:55:28,899 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:55:28,901 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:55:28,901 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:55:28,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:55:28,902 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:55:28,903 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:55:28,904 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:55:28,904 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:55:28,905 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:55:28,906 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c8ed27f68b16e041c8cb9fbbf51a30400fcec1407897de88d8149976d351f66 [2024-11-08 23:55:29,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:55:29,353 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:55:29,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:55:29,370 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:55:29,371 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:55:29,373 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_45_bad.i Unable to find full path for "g++" [2024-11-08 23:55:31,638 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:55:32,236 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:55:32,240 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_45_bad.i [2024-11-08 23:55:32,266 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/data/33162b0f0/3f070973fbfa464a8b63f59ae7715e61/FLAG215fde101 [2024-11-08 23:55:32,292 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/data/33162b0f0/3f070973fbfa464a8b63f59ae7715e61 [2024-11-08 23:55:32,296 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:55:32,300 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:55:32,302 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:55:32,302 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:55:32,310 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:55:32,311 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:55:32" (1/1) ... [2024-11-08 23:55:32,313 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1000aa7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:32, skipping insertion in model container [2024-11-08 23:55:32,313 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:55:32" (1/1) ... [2024-11-08 23:55:32,405 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:55:33,957 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:55:33,973 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:55:34,087 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:55:34,280 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:55:34,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:34 WrapperNode [2024-11-08 23:55:34,281 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:55:34,282 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:55:34,282 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:55:34,283 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:55:34,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:34" (1/1) ... [2024-11-08 23:55:34,341 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:34" (1/1) ... [2024-11-08 23:55:34,384 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 47 [2024-11-08 23:55:34,384 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:55:34,385 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:55:34,386 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:55:34,386 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:55:34,398 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:34" (1/1) ... [2024-11-08 23:55:34,399 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:34" (1/1) ... [2024-11-08 23:55:34,403 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:34" (1/1) ... [2024-11-08 23:55:34,404 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:34" (1/1) ... [2024-11-08 23:55:34,409 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:34" (1/1) ... [2024-11-08 23:55:34,412 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:34" (1/1) ... [2024-11-08 23:55:34,414 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:34" (1/1) ... [2024-11-08 23:55:34,415 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:34" (1/1) ... [2024-11-08 23:55:34,418 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:55:34,420 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:55:34,420 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:55:34,420 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:55:34,421 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:34" (1/1) ... [2024-11-08 23:55:34,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:55:34,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:55:34,473 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:55:34,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:55:34,578 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:55:34,582 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:55:34,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:55:34,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:55:34,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:55:34,878 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:55:34,881 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:55:35,054 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:55:35,054 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:55:35,135 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:55:35,135 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:55:35,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:55:35 BoogieIcfgContainer [2024-11-08 23:55:35,137 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:55:35,138 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:55:35,138 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:55:35,150 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:55:35,150 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:55:35" (1/1) ... [2024-11-08 23:55:35,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:55:35,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:35,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:55:35,235 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:55:35,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:55:35,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:35,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:35,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:55:35,400 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:55:35,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:55:35,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:55:35,505 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:55:35,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:55:35,555 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:55:35,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:55:35 ImpRootNode [2024-11-08 23:55:35,583 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:55:35,583 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:55:35,584 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:55:35,584 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:55:35,585 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:55:35" (3/4) ... [2024-11-08 23:55:35,588 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:55:35,589 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:55:35,590 INFO L158 Benchmark]: Toolchain (without parser) took 3290.16ms. Allocated memory is still 165.7MB. Free memory was 130.6MB in the beginning and 107.4MB in the end (delta: 23.1MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2024-11-08 23:55:35,591 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 165.7MB. Free memory is still 141.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:55:35,591 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1979.83ms. Allocated memory is still 165.7MB. Free memory was 129.9MB in the beginning and 64.3MB in the end (delta: 65.7MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-11-08 23:55:35,592 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.47ms. Allocated memory is still 165.7MB. Free memory was 64.3MB in the beginning and 61.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:55:35,593 INFO L158 Benchmark]: Boogie Preprocessor took 33.54ms. Allocated memory is still 165.7MB. Free memory was 61.5MB in the beginning and 60.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:55:35,594 INFO L158 Benchmark]: RCFGBuilder took 717.16ms. Allocated memory is still 165.7MB. Free memory was 60.1MB in the beginning and 122.1MB in the end (delta: -62.0MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2024-11-08 23:55:35,594 INFO L158 Benchmark]: CodeCheck took 445.24ms. Allocated memory is still 165.7MB. Free memory was 122.1MB in the beginning and 107.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:55:35,595 INFO L158 Benchmark]: Witness Printer took 5.92ms. Allocated memory is still 165.7MB. Free memory is still 107.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:55:35,598 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1555]: 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 1571. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int CWE191_Integer_Underflow__int_min_predec_45_badData; [L1549] static int CWE191_Integer_Underflow__int_min_predec_45_goodG2BData; [L1550] static int CWE191_Integer_Underflow__int_min_predec_45_goodB2GData; [L1571] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_predec_45_badData=0, CWE191_Integer_Underflow__int_min_predec_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1571] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_predec_45_badData=0, CWE191_Integer_Underflow__int_min_predec_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] CALL CWE191_Integer_Underflow__int_min_predec_45_bad() [L1562] int data; [L1563] data = 0 [L1564] data = (-0x7fffffff - 1) [L1565] CWE191_Integer_Underflow__int_min_predec_45_badData = data [L1566] CALL badSink() [L1553] int data = CWE191_Integer_Underflow__int_min_predec_45_badData; VAL [CWE191_Integer_Underflow__int_min_predec_45_badData=-2147483648, CWE191_Integer_Underflow__int_min_predec_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1555] --data VAL [CWE191_Integer_Underflow__int_min_predec_45_badData=-2147483648, CWE191_Integer_Underflow__int_min_predec_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 165.7MB. Free memory is still 141.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1979.83ms. Allocated memory is still 165.7MB. Free memory was 129.9MB in the beginning and 64.3MB in the end (delta: 65.7MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.47ms. Allocated memory is still 165.7MB. Free memory was 64.3MB in the beginning and 61.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.54ms. Allocated memory is still 165.7MB. Free memory was 61.5MB in the beginning and 60.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 717.16ms. Allocated memory is still 165.7MB. Free memory was 60.1MB in the beginning and 122.1MB in the end (delta: -62.0MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * CodeCheck took 445.24ms. Allocated memory is still 165.7MB. Free memory was 122.1MB in the beginning and 107.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.92ms. Allocated memory is still 165.7MB. Free memory is still 107.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:55:35,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk --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 1c8ed27f68b16e041c8cb9fbbf51a30400fcec1407897de88d8149976d351f66 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:55:38,056 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:55:38,167 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:55:38,212 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:55:38,213 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:55:38,213 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:55:38,214 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:55:38,214 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:55:38,215 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:55:38,215 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:55:38,215 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:55:38,216 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:55:38,216 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:55:38,216 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:55:38,217 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:55:38,217 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:55:38,217 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:55:38,218 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:55:38,218 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:55:38,218 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:55:38,219 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:55:38,223 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:55:38,224 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:55:38,224 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:55:38,224 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:55:38,225 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:38,225 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:55:38,225 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:55:38,225 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:55:38,226 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:55:38,226 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:55:38,226 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:55:38,227 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:55:38,227 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:38,230 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:55:38,230 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c8ed27f68b16e041c8cb9fbbf51a30400fcec1407897de88d8149976d351f66 [2024-11-08 23:55:38,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:55:38,793 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:55:38,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:55:38,804 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:55:38,804 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:55:38,810 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_45_bad.i Unable to find full path for "g++" [2024-11-08 23:55:41,214 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:55:41,745 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:55:41,751 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_45_bad.i [2024-11-08 23:55:41,781 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/data/4bfc706fd/182099b7ae714849969d1a70333b9013/FLAGa9ece8c6a [2024-11-08 23:55:41,833 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/data/4bfc706fd/182099b7ae714849969d1a70333b9013 [2024-11-08 23:55:41,836 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:55:41,838 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:55:41,840 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:55:41,840 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:55:41,847 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:55:41,847 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:55:41" (1/1) ... [2024-11-08 23:55:41,849 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@684cfec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:41, skipping insertion in model container [2024-11-08 23:55:41,849 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:55:41" (1/1) ... [2024-11-08 23:55:41,966 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:55:43,545 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:55:43,560 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:55:43,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:55:43,893 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:55:43,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:43 WrapperNode [2024-11-08 23:55:43,894 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:55:43,895 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:55:43,895 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:55:43,896 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:55:43,905 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:43" (1/1) ... [2024-11-08 23:55:43,947 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:43" (1/1) ... [2024-11-08 23:55:43,993 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 47 [2024-11-08 23:55:43,994 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:55:43,995 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:55:43,996 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:55:43,997 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:55:44,009 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:43" (1/1) ... [2024-11-08 23:55:44,009 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:43" (1/1) ... [2024-11-08 23:55:44,018 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:43" (1/1) ... [2024-11-08 23:55:44,018 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:43" (1/1) ... [2024-11-08 23:55:44,036 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:43" (1/1) ... [2024-11-08 23:55:44,041 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:43" (1/1) ... [2024-11-08 23:55:44,051 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:43" (1/1) ... [2024-11-08 23:55:44,053 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:43" (1/1) ... [2024-11-08 23:55:44,061 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:55:44,062 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:55:44,063 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:55:44,066 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:55:44,067 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:43" (1/1) ... [2024-11-08 23:55:44,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:55:44,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:55:44,124 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:55:44,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:55:44,173 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:55:44,173 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:55:44,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:55:44,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:55:44,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:55:44,402 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:55:44,404 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:55:44,615 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 23:55:44,616 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:55:44,721 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:55:44,721 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:55:44,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:55:44 BoogieIcfgContainer [2024-11-08 23:55:44,722 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:55:44,723 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:55:44,726 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:55:44,742 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:55:44,742 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:55:44" (1/1) ... [2024-11-08 23:55:44,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:55:44,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:44,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:55:44,828 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:55:44,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:55:44,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:44,838 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:44,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:55:44,842 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:55:44,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:55:45,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:55:45,094 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:55:45,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:55:45,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:55:45,255 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:55:45,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:55:45,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:55:45,325 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:55:45,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:55:45 ImpRootNode [2024-11-08 23:55:45,372 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:55:45,375 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:55:45,375 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:55:45,376 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:55:45,376 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:55:44" (3/4) ... [2024-11-08 23:55:45,382 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:55:45,384 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:55:45,385 INFO L158 Benchmark]: Toolchain (without parser) took 3547.01ms. Allocated memory was 88.1MB in the beginning and 127.9MB in the end (delta: 39.8MB). Free memory was 60.2MB in the beginning and 79.2MB in the end (delta: -19.0MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2024-11-08 23:55:45,386 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 88.1MB. Free memory was 64.1MB in the beginning and 63.9MB in the end (delta: 155.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:55:45,388 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2054.32ms. Allocated memory was 88.1MB in the beginning and 127.9MB in the end (delta: 39.8MB). Free memory was 59.9MB in the beginning and 78.7MB in the end (delta: -18.8MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2024-11-08 23:55:45,390 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.25ms. Allocated memory is still 127.9MB. Free memory was 78.7MB in the beginning and 75.8MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:55:45,391 INFO L158 Benchmark]: Boogie Preprocessor took 66.29ms. Allocated memory is still 127.9MB. Free memory was 75.8MB in the beginning and 73.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:55:45,392 INFO L158 Benchmark]: RCFGBuilder took 659.78ms. Allocated memory is still 127.9MB. Free memory was 73.7MB in the beginning and 93.5MB in the end (delta: -19.8MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2024-11-08 23:55:45,394 INFO L158 Benchmark]: CodeCheck took 649.28ms. Allocated memory is still 127.9MB. Free memory was 93.5MB in the beginning and 79.2MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:55:45,395 INFO L158 Benchmark]: Witness Printer took 8.97ms. Allocated memory is still 127.9MB. Free memory was 79.2MB in the beginning and 79.2MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:55:45,401 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: 0.6s, 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: 1555]: 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 1571. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int CWE191_Integer_Underflow__int_min_predec_45_badData; [L1549] static int CWE191_Integer_Underflow__int_min_predec_45_goodG2BData; [L1550] static int CWE191_Integer_Underflow__int_min_predec_45_goodB2GData; [L1571] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_predec_45_badData=0, CWE191_Integer_Underflow__int_min_predec_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1571] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_predec_45_badData=0, CWE191_Integer_Underflow__int_min_predec_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] CALL CWE191_Integer_Underflow__int_min_predec_45_bad() [L1562] int data; [L1563] data = 0 [L1564] data = (-0x7fffffff - 1) [L1565] CWE191_Integer_Underflow__int_min_predec_45_badData = data [L1566] CALL badSink() [L1553] int data = CWE191_Integer_Underflow__int_min_predec_45_badData; VAL [CWE191_Integer_Underflow__int_min_predec_45_badData=-2147483648, CWE191_Integer_Underflow__int_min_predec_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1555] --data VAL [CWE191_Integer_Underflow__int_min_predec_45_badData=-2147483648, CWE191_Integer_Underflow__int_min_predec_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65ms. Allocated memory is still 88.1MB. Free memory was 64.1MB in the beginning and 63.9MB in the end (delta: 155.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2054.32ms. Allocated memory was 88.1MB in the beginning and 127.9MB in the end (delta: 39.8MB). Free memory was 59.9MB in the beginning and 78.7MB in the end (delta: -18.8MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.25ms. Allocated memory is still 127.9MB. Free memory was 78.7MB in the beginning and 75.8MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.29ms. Allocated memory is still 127.9MB. Free memory was 75.8MB in the beginning and 73.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 659.78ms. Allocated memory is still 127.9MB. Free memory was 73.7MB in the beginning and 93.5MB in the end (delta: -19.8MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. * CodeCheck took 649.28ms. Allocated memory is still 127.9MB. Free memory was 93.5MB in the beginning and 79.2MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 8.97ms. Allocated memory is still 127.9MB. Free memory was 79.2MB in the beginning and 79.2MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:55:45,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e858f33b-d838-4c00-a219-e70c26f84102/bin/ukojak-verify-ImItNfHLgk/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