./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_05_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/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_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/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_393487dd-3e0e-433a-b8c8-49a91415102e/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 c6e06cb257af2e687f8aadbb10e11a159984be20e594282cc13625c13bcacfe4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:19:55,346 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:19:55,413 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:19:55,418 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:19:55,418 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:19:55,442 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:19:55,443 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:19:55,443 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:19:55,444 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:19:55,445 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:19:55,445 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:19:55,446 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:19:55,446 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:19:55,446 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:19:55,447 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:19:55,447 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:19:55,448 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:19:55,448 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:19:55,449 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:19:55,449 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:19:55,450 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:19:55,450 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:19:55,451 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:19:55,451 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:19:55,452 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:19:55,452 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:19:55,453 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:19:55,453 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:19:55,457 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:19:55,458 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:19:55,458 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:19:55,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:19:55,459 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_393487dd-3e0e-433a-b8c8-49a91415102e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6e06cb257af2e687f8aadbb10e11a159984be20e594282cc13625c13bcacfe4 [2024-11-08 22:19:55,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:19:55,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:19:55,737 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:19:55,739 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:19:55,740 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:19:55,741 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_05_bad.i Unable to find full path for "g++" [2024-11-08 22:19:57,797 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:19:58,150 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:19:58,151 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_05_bad.i [2024-11-08 22:19:58,177 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/data/8b930a82d/bca22bb6f6ef449586a8175e66d4a1a1/FLAGea2bd8793 [2024-11-08 22:19:58,394 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/data/8b930a82d/bca22bb6f6ef449586a8175e66d4a1a1 [2024-11-08 22:19:58,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:19:58,398 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:19:58,399 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:19:58,400 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:19:58,407 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:19:58,408 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:19:58" (1/1) ... [2024-11-08 22:19:58,413 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696984f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:58, skipping insertion in model container [2024-11-08 22:19:58,413 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:19:58" (1/1) ... [2024-11-08 22:19:58,485 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:19:59,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:19:59,676 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:19:59,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:19:59,957 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:19:59,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:59 WrapperNode [2024-11-08 22:19:59,958 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:19:59,960 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:19:59,960 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:19:59,960 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:19:59,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:59" (1/1) ... [2024-11-08 22:20:00,000 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:59" (1/1) ... [2024-11-08 22:20:00,036 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-08 22:20:00,037 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:20:00,038 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:20:00,038 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:20:00,039 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:20:00,048 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:59" (1/1) ... [2024-11-08 22:20:00,049 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:59" (1/1) ... [2024-11-08 22:20:00,054 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:59" (1/1) ... [2024-11-08 22:20:00,055 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:59" (1/1) ... [2024-11-08 22:20:00,063 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:59" (1/1) ... [2024-11-08 22:20:00,065 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:59" (1/1) ... [2024-11-08 22:20:00,070 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:59" (1/1) ... [2024-11-08 22:20:00,071 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:59" (1/1) ... [2024-11-08 22:20:00,076 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:20:00,078 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:20:00,082 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:20:00,082 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:20:00,083 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:59" (1/1) ... [2024-11-08 22:20:00,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:20:00,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:20:00,127 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:20:00,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:20:00,153 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:20:00,153 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:20:00,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:20:00,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:20:00,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:20:00,297 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:20:00,300 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:20:00,415 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 22:20:00,416 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:20:00,465 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:20:00,466 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:20:00,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:20:00 BoogieIcfgContainer [2024-11-08 22:20:00,466 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:20:00,467 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:20:00,468 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:20:00,478 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:20:00,479 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:20:00" (1/1) ... [2024-11-08 22:20:00,488 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:20:00,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:20:00,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:20:00,540 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:20:00,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:20:00,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:20:00,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:20:00,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:20:00,701 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:20:00,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:20:00,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:20:00,829 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:20:00,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:20:00,874 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:20:00,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:20:00 ImpRootNode [2024-11-08 22:20:00,909 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:20:00,911 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:20:00,913 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:20:00,913 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:20:00,914 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:20:00" (3/4) ... [2024-11-08 22:20:00,917 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:20:00,918 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:20:00,920 INFO L158 Benchmark]: Toolchain (without parser) took 2522.10ms. Allocated memory was 140.5MB in the beginning and 218.1MB in the end (delta: 77.6MB). Free memory was 101.4MB in the beginning and 116.9MB in the end (delta: -15.5MB). Peak memory consumption was 64.8MB. Max. memory is 16.1GB. [2024-11-08 22:20:00,921 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 140.5MB. Free memory was 81.1MB in the beginning and 81.0MB in the end (delta: 113.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:20:00,922 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1559.45ms. Allocated memory was 140.5MB in the beginning and 218.1MB in the end (delta: 77.6MB). Free memory was 101.1MB in the beginning and 150.4MB in the end (delta: -49.4MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2024-11-08 22:20:00,923 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.71ms. Allocated memory is still 218.1MB. Free memory was 150.4MB in the beginning and 148.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:20:00,924 INFO L158 Benchmark]: Boogie Preprocessor took 39.13ms. Allocated memory is still 218.1MB. Free memory was 148.4MB in the beginning and 146.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:20:00,925 INFO L158 Benchmark]: RCFGBuilder took 388.96ms. Allocated memory is still 218.1MB. Free memory was 146.3MB in the beginning and 132.6MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:20:00,926 INFO L158 Benchmark]: CodeCheck took 442.19ms. Allocated memory is still 218.1MB. Free memory was 132.6MB in the beginning and 116.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:20:00,927 INFO L158 Benchmark]: Witness Printer took 7.92ms. Allocated memory is still 218.1MB. Free memory was 116.9MB in the beginning and 116.9MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:20:00,933 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1561]: 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 1570. 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 staticTrue = 1; [L1549] static int staticFalse = 0; [L1570] 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, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] 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, staticFalse=0, staticTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_min_postdec_05_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(staticTrue) [L1556] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1558] COND TRUE \read(staticTrue) [L1561] 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, staticFalse=0, staticTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 140.5MB. Free memory was 81.1MB in the beginning and 81.0MB in the end (delta: 113.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1559.45ms. Allocated memory was 140.5MB in the beginning and 218.1MB in the end (delta: 77.6MB). Free memory was 101.1MB in the beginning and 150.4MB in the end (delta: -49.4MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.71ms. Allocated memory is still 218.1MB. Free memory was 150.4MB in the beginning and 148.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.13ms. Allocated memory is still 218.1MB. Free memory was 148.4MB in the beginning and 146.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 388.96ms. Allocated memory is still 218.1MB. Free memory was 146.3MB in the beginning and 132.6MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 442.19ms. Allocated memory is still 218.1MB. Free memory was 132.6MB in the beginning and 116.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 7.92ms. Allocated memory is still 218.1MB. Free memory was 116.9MB in the beginning and 116.9MB 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 22:20:00,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/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_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/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_393487dd-3e0e-433a-b8c8-49a91415102e/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 c6e06cb257af2e687f8aadbb10e11a159984be20e594282cc13625c13bcacfe4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:20:03,526 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:20:03,622 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:20:03,655 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:20:03,657 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:20:03,657 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:20:03,658 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:20:03,659 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:20:03,660 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:20:03,660 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:20:03,660 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:20:03,661 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:20:03,661 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:20:03,661 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:20:03,662 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:20:03,662 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:20:03,662 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:20:03,665 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:20:03,666 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:20:03,666 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:20:03,667 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:20:03,667 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:20:03,668 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:20:03,668 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:20:03,668 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:20:03,669 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:20:03,669 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:20:03,669 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:20:03,670 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:20:03,670 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:20:03,670 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:20:03,671 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:20:03,671 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:20:03,671 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:20:03,672 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:20:03,672 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_393487dd-3e0e-433a-b8c8-49a91415102e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6e06cb257af2e687f8aadbb10e11a159984be20e594282cc13625c13bcacfe4 [2024-11-08 22:20:04,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:20:04,106 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:20:04,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:20:04,112 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:20:04,113 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:20:04,114 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_05_bad.i Unable to find full path for "g++" [2024-11-08 22:20:06,290 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:20:06,751 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:20:06,753 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_05_bad.i [2024-11-08 22:20:06,786 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/data/04766ffc9/f1c8371a1cdc4769b04db91b349b805c/FLAG2d7824c03 [2024-11-08 22:20:06,807 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/data/04766ffc9/f1c8371a1cdc4769b04db91b349b805c [2024-11-08 22:20:06,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:20:06,813 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:20:06,816 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:20:06,817 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:20:06,823 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:20:06,824 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:20:06" (1/1) ... [2024-11-08 22:20:06,827 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59d8e726 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:06, skipping insertion in model container [2024-11-08 22:20:06,827 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:20:06" (1/1) ... [2024-11-08 22:20:06,911 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:20:07,974 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:20:07,990 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:20:08,143 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:20:08,343 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:20:08,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:08 WrapperNode [2024-11-08 22:20:08,344 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:20:08,348 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:20:08,348 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:20:08,348 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:20:08,356 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:08" (1/1) ... [2024-11-08 22:20:08,394 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:08" (1/1) ... [2024-11-08 22:20:08,423 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-08 22:20:08,424 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:20:08,425 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:20:08,425 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:20:08,425 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:20:08,434 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:08" (1/1) ... [2024-11-08 22:20:08,435 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:08" (1/1) ... [2024-11-08 22:20:08,438 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:08" (1/1) ... [2024-11-08 22:20:08,443 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:08" (1/1) ... [2024-11-08 22:20:08,453 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:08" (1/1) ... [2024-11-08 22:20:08,458 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:08" (1/1) ... [2024-11-08 22:20:08,460 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:08" (1/1) ... [2024-11-08 22:20:08,466 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:08" (1/1) ... [2024-11-08 22:20:08,472 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:20:08,473 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:20:08,476 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:20:08,477 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:20:08,477 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:08" (1/1) ... [2024-11-08 22:20:08,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:20:08,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:20:08,513 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:20:08,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:20:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:20:08,547 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:20:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:20:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:20:08,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:20:08,698 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:20:08,702 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:20:08,854 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 22:20:08,855 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:20:08,936 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:20:08,941 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:20:08,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:20:08 BoogieIcfgContainer [2024-11-08 22:20:08,941 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:20:08,942 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:20:08,942 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:20:08,953 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:20:08,953 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:20:08" (1/1) ... [2024-11-08 22:20:08,963 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:20:09,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:20:09,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:20:09,033 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:20:09,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:20:09,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:20:09,038 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:20:09,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:20:09,040 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:20:09,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:20:09,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:20:09,220 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:20:09,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:20:09,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:20:09,321 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:20:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:20:09,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:20:09,378 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:20:09,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:20:09 ImpRootNode [2024-11-08 22:20:09,421 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:20:09,422 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:20:09,422 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:20:09,422 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:20:09,423 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:20:08" (3/4) ... [2024-11-08 22:20:09,425 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:20:09,426 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:20:09,428 INFO L158 Benchmark]: Toolchain (without parser) took 2614.28ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 58.3MB in the beginning and 55.9MB in the end (delta: 2.4MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2024-11-08 22:20:09,428 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 65.0MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:20:09,429 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1530.96ms. Allocated memory is still 86.0MB. Free memory was 57.9MB in the beginning and 48.5MB in the end (delta: 9.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-08 22:20:09,431 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.06ms. Allocated memory is still 86.0MB. Free memory was 48.5MB in the beginning and 45.5MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:20:09,432 INFO L158 Benchmark]: Boogie Preprocessor took 47.53ms. Allocated memory is still 86.0MB. Free memory was 45.5MB in the beginning and 43.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:20:09,434 INFO L158 Benchmark]: RCFGBuilder took 468.33ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 43.8MB in the beginning and 70.1MB in the end (delta: -26.3MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2024-11-08 22:20:09,436 INFO L158 Benchmark]: CodeCheck took 478.98ms. Allocated memory is still 107.0MB. Free memory was 70.1MB in the beginning and 56.4MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:20:09,437 INFO L158 Benchmark]: Witness Printer took 4.98ms. Allocated memory is still 107.0MB. Free memory was 56.4MB in the beginning and 55.9MB in the end (delta: 521.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:20:09,440 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1561]: 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 1570. 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 staticTrue = 1; [L1549] static int staticFalse = 0; [L1570] 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, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] 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, staticFalse=0, staticTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_min_postdec_05_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(staticTrue) [L1556] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1558] COND TRUE \read(staticTrue) [L1561] 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, staticFalse=0, staticTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 65.0MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1530.96ms. Allocated memory is still 86.0MB. Free memory was 57.9MB in the beginning and 48.5MB in the end (delta: 9.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.06ms. Allocated memory is still 86.0MB. Free memory was 48.5MB in the beginning and 45.5MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.53ms. Allocated memory is still 86.0MB. Free memory was 45.5MB in the beginning and 43.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 468.33ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 43.8MB in the beginning and 70.1MB in the end (delta: -26.3MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. * CodeCheck took 478.98ms. Allocated memory is still 107.0MB. Free memory was 70.1MB in the beginning and 56.4MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 4.98ms. Allocated memory is still 107.0MB. Free memory was 56.4MB in the beginning and 55.9MB in the end (delta: 521.5kB). 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 22:20:09,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_393487dd-3e0e-433a-b8c8-49a91415102e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample