./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_61_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_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/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_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_61_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/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_edf2967b-660e-4d82-9de9-189014bd251c/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 5a6a91d6085ddef17e153f1f235baa7fc30387626441558b9394334d0beb5bb0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:41:02,072 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:41:02,183 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:41:02,190 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:41:02,192 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:41:02,229 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:41:02,231 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:41:02,231 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:41:02,233 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:41:02,234 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:41:02,236 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:41:02,236 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:41:02,236 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:41:02,237 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:41:02,237 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:41:02,237 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:41:02,242 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:41:02,242 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:41:02,243 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:41:02,243 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:41:02,243 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:41:02,244 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:41:02,244 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:41:02,245 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:41:02,245 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:41:02,245 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:41:02,245 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:41:02,246 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:41:02,246 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:41:02,246 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:41:02,246 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:41:02,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:41:02,249 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_edf2967b-660e-4d82-9de9-189014bd251c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a6a91d6085ddef17e153f1f235baa7fc30387626441558b9394334d0beb5bb0 [2024-11-09 00:41:02,551 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:41:02,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:41:02,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:41:02,595 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:41:02,596 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:41:02,598 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_61_bad.i Unable to find full path for "g++" [2024-11-09 00:41:04,790 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:41:05,264 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:41:05,268 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_61_bad.i [2024-11-09 00:41:05,307 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/data/5596babbc/3e6abb179e274c7f9d312de429943ac9/FLAG1daf26e91 [2024-11-09 00:41:05,383 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/data/5596babbc/3e6abb179e274c7f9d312de429943ac9 [2024-11-09 00:41:05,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:41:05,391 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:41:05,392 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:41:05,392 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:41:05,399 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:41:05,400 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:41:05" (1/1) ... [2024-11-09 00:41:05,401 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a094de4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:05, skipping insertion in model container [2024-11-09 00:41:05,402 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:41:05" (1/1) ... [2024-11-09 00:41:05,490 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:41:06,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:41:06,718 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:41:06,845 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:41:07,033 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:41:07,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:07 WrapperNode [2024-11-09 00:41:07,034 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:41:07,035 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:41:07,035 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:41:07,035 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:41:07,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:07" (1/1) ... [2024-11-09 00:41:07,074 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:07" (1/1) ... [2024-11-09 00:41:07,108 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2024-11-09 00:41:07,109 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:41:07,109 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:41:07,110 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:41:07,110 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:41:07,118 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:07" (1/1) ... [2024-11-09 00:41:07,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:07" (1/1) ... [2024-11-09 00:41:07,122 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:07" (1/1) ... [2024-11-09 00:41:07,123 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:07" (1/1) ... [2024-11-09 00:41:07,131 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:07" (1/1) ... [2024-11-09 00:41:07,133 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:07" (1/1) ... [2024-11-09 00:41:07,135 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:07" (1/1) ... [2024-11-09 00:41:07,136 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:07" (1/1) ... [2024-11-09 00:41:07,139 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:41:07,140 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:41:07,140 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:41:07,140 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:41:07,141 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:07" (1/1) ... [2024-11-09 00:41:07,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:41:07,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:41:07,174 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:41:07,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:41:07,206 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:41:07,207 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:41:07,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:41:07,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:41:07,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:41:07,362 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:41:07,364 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:41:07,492 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-09 00:41:07,492 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:41:07,542 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:41:07,542 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:41:07,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:41:07 BoogieIcfgContainer [2024-11-09 00:41:07,543 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:41:07,544 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:41:07,544 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:41:07,557 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:41:07,557 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:41:07" (1/1) ... [2024-11-09 00:41:07,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:41:07,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:41:07,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-09 00:41:07,651 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-09 00:41:07,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:41:07,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:41:07,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:41:07,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:41:07,785 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:41:07,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:41:07,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:41:07,865 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:41:07,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:41:07,905 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:41:07,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:41:07 ImpRootNode [2024-11-09 00:41:07,944 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:41:07,945 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:41:07,947 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:41:07,948 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:41:07,949 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:41:07" (3/4) ... [2024-11-09 00:41:07,952 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:41:07,953 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:41:07,955 INFO L158 Benchmark]: Toolchain (without parser) took 2565.61ms. Allocated memory is still 178.3MB. Free memory was 137.7MB in the beginning and 84.5MB in the end (delta: 53.2MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. [2024-11-09 00:41:07,955 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 121.6MB. Free memory is still 68.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:41:07,956 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1641.72ms. Allocated memory is still 178.3MB. Free memory was 137.5MB in the beginning and 117.9MB in the end (delta: 19.7MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB. [2024-11-09 00:41:07,957 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.34ms. Allocated memory is still 178.3MB. Free memory was 117.9MB in the beginning and 115.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:41:07,958 INFO L158 Benchmark]: Boogie Preprocessor took 29.49ms. Allocated memory is still 178.3MB. Free memory was 115.2MB in the beginning and 113.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:41:07,959 INFO L158 Benchmark]: RCFGBuilder took 403.68ms. Allocated memory is still 178.3MB. Free memory was 113.8MB in the beginning and 99.2MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:41:07,960 INFO L158 Benchmark]: CodeCheck took 399.91ms. Allocated memory is still 178.3MB. Free memory was 99.2MB in the beginning and 85.2MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:41:07,961 INFO L158 Benchmark]: Witness Printer took 9.17ms. Allocated memory is still 178.3MB. Free memory was 85.2MB in the beginning and 84.5MB in the end (delta: 704.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:41:07,965 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: 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 1563. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1563] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1563] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE191_Integer_Underflow__int_min_predec_61_bad() [L1551] int data; [L1552] data = 0 [L1553] CALL, EXPR CWE191_Integer_Underflow__int_min_predec_61b_badSource(data) [L1570] data = (-0x7fffffff - 1) [L1571] return data; [L1553] RET, EXPR CWE191_Integer_Underflow__int_min_predec_61b_badSource(data) [L1553] data = CWE191_Integer_Underflow__int_min_predec_61b_badSource(data) [L1555] --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 0.41ms. Allocated memory is still 121.6MB. Free memory is still 68.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1641.72ms. Allocated memory is still 178.3MB. Free memory was 137.5MB in the beginning and 117.9MB in the end (delta: 19.7MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.34ms. Allocated memory is still 178.3MB. Free memory was 117.9MB in the beginning and 115.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.49ms. Allocated memory is still 178.3MB. Free memory was 115.2MB in the beginning and 113.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 403.68ms. Allocated memory is still 178.3MB. Free memory was 113.8MB in the beginning and 99.2MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 399.91ms. Allocated memory is still 178.3MB. Free memory was 99.2MB in the beginning and 85.2MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 9.17ms. Allocated memory is still 178.3MB. Free memory was 85.2MB in the beginning and 84.5MB in the end (delta: 704.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:41:08,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/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_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/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_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_61_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/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_edf2967b-660e-4d82-9de9-189014bd251c/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 5a6a91d6085ddef17e153f1f235baa7fc30387626441558b9394334d0beb5bb0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:41:10,813 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:41:10,930 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:41:10,979 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:41:10,980 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:41:10,981 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:41:10,981 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:41:10,982 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:41:10,983 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:41:10,984 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:41:10,984 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:41:10,985 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:41:10,985 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:41:10,988 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:41:10,988 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:41:10,989 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:41:10,989 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:41:10,989 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:41:10,990 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:41:10,990 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:41:10,990 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:41:10,991 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:41:10,991 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:41:10,992 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:41:10,996 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:41:10,996 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:41:10,996 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:41:10,997 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:41:10,997 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:41:10,997 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:41:10,998 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:41:10,998 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:41:10,998 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:41:10,999 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:41:10,999 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:41:10,999 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_edf2967b-660e-4d82-9de9-189014bd251c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a6a91d6085ddef17e153f1f235baa7fc30387626441558b9394334d0beb5bb0 [2024-11-09 00:41:11,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:41:11,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:41:11,550 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:41:11,552 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:41:11,553 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:41:11,554 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_61_bad.i Unable to find full path for "g++" [2024-11-09 00:41:13,870 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:41:14,318 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:41:14,319 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_61_bad.i [2024-11-09 00:41:14,358 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/data/6bae21796/3763b79e595347349b2a4335d1a2aaaa/FLAGf6bd4ce9c [2024-11-09 00:41:14,383 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/data/6bae21796/3763b79e595347349b2a4335d1a2aaaa [2024-11-09 00:41:14,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:41:14,391 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:41:14,394 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:41:14,394 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:41:14,402 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:41:14,403 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:41:14" (1/1) ... [2024-11-09 00:41:14,404 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b6f64c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:14, skipping insertion in model container [2024-11-09 00:41:14,404 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:41:14" (1/1) ... [2024-11-09 00:41:14,487 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:41:15,728 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:41:15,749 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:41:15,943 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:41:16,109 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:41:16,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:16 WrapperNode [2024-11-09 00:41:16,110 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:41:16,111 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:41:16,111 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:41:16,111 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:41:16,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:16" (1/1) ... [2024-11-09 00:41:16,170 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:16" (1/1) ... [2024-11-09 00:41:16,200 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 47 [2024-11-09 00:41:16,202 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:41:16,204 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:41:16,204 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:41:16,205 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:41:16,216 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:16" (1/1) ... [2024-11-09 00:41:16,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:16" (1/1) ... [2024-11-09 00:41:16,223 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:16" (1/1) ... [2024-11-09 00:41:16,227 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:16" (1/1) ... [2024-11-09 00:41:16,238 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:16" (1/1) ... [2024-11-09 00:41:16,240 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:16" (1/1) ... [2024-11-09 00:41:16,243 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:16" (1/1) ... [2024-11-09 00:41:16,244 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:16" (1/1) ... [2024-11-09 00:41:16,248 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:41:16,249 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:41:16,250 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:41:16,250 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:41:16,251 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:16" (1/1) ... [2024-11-09 00:41:16,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:41:16,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:41:16,297 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:41:16,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:41:16,338 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:41:16,338 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:41:16,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:41:16,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:41:16,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:41:16,524 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:41:16,527 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:41:16,756 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-09 00:41:16,756 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:41:16,843 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:41:16,843 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:41:16,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:41:16 BoogieIcfgContainer [2024-11-09 00:41:16,844 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:41:16,845 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:41:16,845 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:41:16,858 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:41:16,859 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:41:16" (1/1) ... [2024-11-09 00:41:16,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:41:16,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:41:16,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-09 00:41:16,945 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-09 00:41:16,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:41:16,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:41:16,953 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:41:16,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:41:16,956 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:41:16,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:41:17,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:41:17,178 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:41:17,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:41:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:41:17,305 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:41:17,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:41:17,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-09 00:41:17,354 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:41:17,396 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:41:17 ImpRootNode [2024-11-09 00:41:17,397 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:41:17,398 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:41:17,398 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:41:17,398 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:41:17,402 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:41:16" (3/4) ... [2024-11-09 00:41:17,405 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:41:17,406 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:41:17,407 INFO L158 Benchmark]: Toolchain (without parser) took 3016.99ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 35.1MB in the beginning and 33.4MB in the end (delta: 1.7MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2024-11-09 00:41:17,408 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 62.9MB. Free memory was 38.4MB in the beginning and 38.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:41:17,409 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1716.41ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 35.0MB in the beginning and 44.1MB in the end (delta: -9.1MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2024-11-09 00:41:17,410 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.20ms. Allocated memory is still 81.8MB. Free memory was 44.1MB in the beginning and 41.2MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:41:17,410 INFO L158 Benchmark]: Boogie Preprocessor took 44.77ms. Allocated memory is still 81.8MB. Free memory was 41.2MB in the beginning and 39.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:41:17,411 INFO L158 Benchmark]: RCFGBuilder took 595.15ms. Allocated memory is still 81.8MB. Free memory was 39.1MB in the beginning and 46.9MB in the end (delta: -7.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:41:17,413 INFO L158 Benchmark]: CodeCheck took 551.95ms. Allocated memory is still 81.8MB. Free memory was 46.9MB in the beginning and 33.9MB in the end (delta: 13.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:41:17,413 INFO L158 Benchmark]: Witness Printer took 8.41ms. Allocated memory is still 81.8MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:41:17,420 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: 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 1563. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1563] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1563] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE191_Integer_Underflow__int_min_predec_61_bad() [L1551] int data; [L1552] data = 0 [L1553] CALL, EXPR CWE191_Integer_Underflow__int_min_predec_61b_badSource(data) [L1570] data = (-0x7fffffff - 1) [L1571] return data; [L1553] RET, EXPR CWE191_Integer_Underflow__int_min_predec_61b_badSource(data) [L1553] data = CWE191_Integer_Underflow__int_min_predec_61b_badSource(data) [L1555] --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 0.19ms. Allocated memory is still 62.9MB. Free memory was 38.4MB in the beginning and 38.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1716.41ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 35.0MB in the beginning and 44.1MB in the end (delta: -9.1MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.20ms. Allocated memory is still 81.8MB. Free memory was 44.1MB in the beginning and 41.2MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.77ms. Allocated memory is still 81.8MB. Free memory was 41.2MB in the beginning and 39.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 595.15ms. Allocated memory is still 81.8MB. Free memory was 39.1MB in the beginning and 46.9MB in the end (delta: -7.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 551.95ms. Allocated memory is still 81.8MB. Free memory was 46.9MB in the beginning and 33.9MB in the end (delta: 13.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 8.41ms. Allocated memory is still 81.8MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:41:17,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edf2967b-660e-4d82-9de9-189014bd251c/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