./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_45_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/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_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/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_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/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 14dd8ab1cf5b97ed5e87eda4eea69b19aecfab809e7a318ed1376a02b04f9bbe --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:54:45,284 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:54:45,410 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:54:45,416 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:54:45,418 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:54:45,453 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:54:45,455 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:54:45,456 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:54:45,456 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:54:45,458 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:54:45,458 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:54:45,459 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:54:45,459 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:54:45,459 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:54:45,460 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:54:45,462 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:54:45,462 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:54:45,463 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:54:45,463 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:54:45,463 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:54:45,463 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:54:45,468 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:54:45,468 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:54:45,469 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:54:45,469 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:54:45,469 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:54:45,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:54:45,470 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:54:45,470 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:54:45,470 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:54:45,470 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:54:45,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:54:45,471 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_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14dd8ab1cf5b97ed5e87eda4eea69b19aecfab809e7a318ed1376a02b04f9bbe [2024-11-09 00:54:45,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:54:45,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:54:45,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:54:45,864 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:54:45,865 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:54:45,866 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_45_bad.i Unable to find full path for "g++" [2024-11-09 00:54:47,839 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:54:48,237 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:54:48,239 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_45_bad.i [2024-11-09 00:54:48,260 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/data/da04cf7b5/9183eea432644a999223213f7a8660d6/FLAGe6f41daa4 [2024-11-09 00:54:48,276 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/data/da04cf7b5/9183eea432644a999223213f7a8660d6 [2024-11-09 00:54:48,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:54:48,281 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:54:48,282 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:54:48,283 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:54:48,288 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:54:48,289 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:54:48" (1/1) ... [2024-11-09 00:54:48,291 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24459411 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:48, skipping insertion in model container [2024-11-09 00:54:48,291 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:54:48" (1/1) ... [2024-11-09 00:54:48,363 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:54:49,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:54:49,606 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:54:49,703 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:54:49,879 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:54:49,879 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:49 WrapperNode [2024-11-09 00:54:49,879 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:54:49,880 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:54:49,881 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:54:49,881 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:54:49,889 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:49" (1/1) ... [2024-11-09 00:54:49,911 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:49" (1/1) ... [2024-11-09 00:54:49,934 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 44 [2024-11-09 00:54:49,934 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:54:49,935 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:54:49,935 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:54:49,936 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:54:49,945 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:49" (1/1) ... [2024-11-09 00:54:49,945 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:49" (1/1) ... [2024-11-09 00:54:49,948 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:49" (1/1) ... [2024-11-09 00:54:49,948 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:49" (1/1) ... [2024-11-09 00:54:49,952 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:49" (1/1) ... [2024-11-09 00:54:49,954 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:49" (1/1) ... [2024-11-09 00:54:49,955 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:49" (1/1) ... [2024-11-09 00:54:49,956 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:49" (1/1) ... [2024-11-09 00:54:49,959 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:54:49,960 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:54:49,960 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:54:49,960 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:54:49,961 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:49" (1/1) ... [2024-11-09 00:54:49,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:54:49,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:54:49,993 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:54:49,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:54:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:54:50,027 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:54:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:54:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:54:50,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:54:50,178 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:54:50,181 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:54:50,335 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 00:54:50,335 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:54:50,400 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:54:50,401 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:54:50,401 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:54:50 BoogieIcfgContainer [2024-11-09 00:54:50,401 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:54:50,402 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:54:50,402 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:54:50,413 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:54:50,414 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:54:50" (1/1) ... [2024-11-09 00:54:50,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:54:50,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:50,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-09 00:54:50,478 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-09 00:54:50,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:54:50,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:50,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:50,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:54:50,631 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:54:50,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:54:50,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:54:50,740 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:54:50,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:54:50,777 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:54:50,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:54:50 ImpRootNode [2024-11-09 00:54:50,803 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:54:50,803 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:54:50,803 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:54:50,804 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:54:50,804 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:54:50" (3/4) ... [2024-11-09 00:54:50,807 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:54:50,808 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:54:50,809 INFO L158 Benchmark]: Toolchain (without parser) took 2528.33ms. Allocated memory is still 163.6MB. Free memory was 128.9MB in the beginning and 80.9MB in the end (delta: 48.1MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. [2024-11-09 00:54:50,809 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 115.3MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:54:50,810 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1597.48ms. Allocated memory is still 163.6MB. Free memory was 128.9MB in the beginning and 114.4MB in the end (delta: 14.5MB). Peak memory consumption was 59.6MB. Max. memory is 16.1GB. [2024-11-09 00:54:50,811 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.17ms. Allocated memory is still 163.6MB. Free memory was 114.4MB in the beginning and 111.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:54:50,811 INFO L158 Benchmark]: Boogie Preprocessor took 23.82ms. Allocated memory is still 163.6MB. Free memory was 111.8MB in the beginning and 110.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:54:50,812 INFO L158 Benchmark]: RCFGBuilder took 441.87ms. Allocated memory is still 163.6MB. Free memory was 110.2MB in the beginning and 96.3MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:54:50,813 INFO L158 Benchmark]: CodeCheck took 400.52ms. Allocated memory is still 163.6MB. Free memory was 96.3MB in the beginning and 80.9MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:54:50,813 INFO L158 Benchmark]: Witness Printer took 5.05ms. Allocated memory is still 163.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:54:50,816 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 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 CWE191_Integer_Underflow__int_min_sub_45_badData; [L1549] static int CWE191_Integer_Underflow__int_min_sub_45_goodG2BData; [L1550] static int CWE191_Integer_Underflow__int_min_sub_45_goodB2GData; [L1570] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_sub_45_badData=0, CWE191_Integer_Underflow__int_min_sub_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_sub_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_sub_45_badData=0, CWE191_Integer_Underflow__int_min_sub_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_sub_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_min_sub_45_bad() [L1561] int data; [L1562] data = 0 [L1563] data = (-0x7fffffff - 1) [L1564] CWE191_Integer_Underflow__int_min_sub_45_badData = data [L1565] CALL badSink() [L1553] int data = CWE191_Integer_Underflow__int_min_sub_45_badData; VAL [CWE191_Integer_Underflow__int_min_sub_45_badData=-2147483648, CWE191_Integer_Underflow__int_min_sub_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_sub_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1555] data - 1 VAL [CWE191_Integer_Underflow__int_min_sub_45_badData=-2147483648, CWE191_Integer_Underflow__int_min_sub_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_sub_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 115.3MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1597.48ms. Allocated memory is still 163.6MB. Free memory was 128.9MB in the beginning and 114.4MB in the end (delta: 14.5MB). Peak memory consumption was 59.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.17ms. Allocated memory is still 163.6MB. Free memory was 114.4MB in the beginning and 111.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.82ms. Allocated memory is still 163.6MB. Free memory was 111.8MB in the beginning and 110.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 441.87ms. Allocated memory is still 163.6MB. Free memory was 110.2MB in the beginning and 96.3MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 400.52ms. Allocated memory is still 163.6MB. Free memory was 96.3MB in the beginning and 80.9MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.05ms. Allocated memory is still 163.6MB. Free memory is still 80.9MB. 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 00:54:50,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/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 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_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/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_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/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_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/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 14dd8ab1cf5b97ed5e87eda4eea69b19aecfab809e7a318ed1376a02b04f9bbe --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:54:53,264 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:54:53,371 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:54:53,415 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:54:53,416 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:54:53,417 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:54:53,418 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:54:53,419 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:54:53,422 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:54:53,423 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:54:53,423 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:54:53,423 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:54:53,424 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:54:53,424 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:54:53,424 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:54:53,425 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:54:53,425 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:54:53,425 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:54:53,426 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:54:53,426 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:54:53,426 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:54:53,432 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:54:53,432 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:54:53,432 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:54:53,437 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:54:53,437 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:53,437 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:54:53,438 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:54:53,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:54:53,438 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:54:53,438 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:54:53,439 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:54:53,439 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:54:53,439 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:53,440 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:54:53,440 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_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14dd8ab1cf5b97ed5e87eda4eea69b19aecfab809e7a318ed1376a02b04f9bbe [2024-11-09 00:54:53,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:54:53,849 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:54:53,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:54:53,855 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:54:53,856 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:54:53,858 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_45_bad.i Unable to find full path for "g++" [2024-11-09 00:54:55,973 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:54:56,448 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:54:56,448 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_45_bad.i [2024-11-09 00:54:56,482 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/data/3d4dbd364/c91fbc6047724e38929fcc7ffeb69be3/FLAG8c67414cd [2024-11-09 00:54:56,504 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/data/3d4dbd364/c91fbc6047724e38929fcc7ffeb69be3 [2024-11-09 00:54:56,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:54:56,508 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:54:56,509 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:54:56,510 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:54:56,516 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:54:56,518 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:54:56" (1/1) ... [2024-11-09 00:54:56,519 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e4421e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:56, skipping insertion in model container [2024-11-09 00:54:56,520 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:54:56" (1/1) ... [2024-11-09 00:54:56,592 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:54:57,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:54:57,611 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:54:57,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:54:57,858 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:54:57,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:57 WrapperNode [2024-11-09 00:54:57,859 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:54:57,860 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:54:57,861 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:54:57,861 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:54:57,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:57" (1/1) ... [2024-11-09 00:54:57,899 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:57" (1/1) ... [2024-11-09 00:54:57,923 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 44 [2024-11-09 00:54:57,924 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:54:57,924 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:54:57,925 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:54:57,925 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:54:57,934 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:57" (1/1) ... [2024-11-09 00:54:57,935 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:57" (1/1) ... [2024-11-09 00:54:57,938 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:57" (1/1) ... [2024-11-09 00:54:57,938 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:57" (1/1) ... [2024-11-09 00:54:57,946 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:57" (1/1) ... [2024-11-09 00:54:57,947 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:57" (1/1) ... [2024-11-09 00:54:57,950 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:57" (1/1) ... [2024-11-09 00:54:57,951 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:57" (1/1) ... [2024-11-09 00:54:57,954 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:54:57,955 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:54:57,956 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:54:57,956 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:54:57,957 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:57" (1/1) ... [2024-11-09 00:54:57,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:54:57,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:54:58,012 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:54:58,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:54:58,056 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:54:58,056 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:54:58,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:54:58,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:54:58,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:54:58,218 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:54:58,221 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:54:58,356 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-09 00:54:58,356 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:54:58,415 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:54:58,416 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:54:58,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:54:58 BoogieIcfgContainer [2024-11-09 00:54:58,416 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:54:58,417 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:54:58,417 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:54:58,433 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:54:58,434 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:54:58" (1/1) ... [2024-11-09 00:54:58,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:54:58,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:58,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-09 00:54:58,513 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-09 00:54:58,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:54:58,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:58,518 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:58,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:58,521 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:58,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:54:58,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:54:58,726 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:54:58,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:54:58,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:54:58,850 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:54:58,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:54:58,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:54:58,900 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:54:58,936 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:54:58 ImpRootNode [2024-11-09 00:54:58,936 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:54:58,938 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:54:58,939 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:54:58,939 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:54:58,939 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:54:58" (3/4) ... [2024-11-09 00:54:58,945 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:54:58,946 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:54:58,947 INFO L158 Benchmark]: Toolchain (without parser) took 2438.92ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 45.4MB in the beginning and 45.5MB in the end (delta: -154.5kB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2024-11-09 00:54:58,948 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 73.4MB. Free memory was 49.4MB in the beginning and 49.3MB in the end (delta: 86.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:54:58,948 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1349.60ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 45.1MB in the beginning and 56.9MB in the end (delta: -11.8MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2024-11-09 00:54:58,949 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.17ms. Allocated memory is still 92.3MB. Free memory was 56.9MB in the beginning and 54.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:54:58,949 INFO L158 Benchmark]: Boogie Preprocessor took 30.43ms. Allocated memory is still 92.3MB. Free memory was 53.8MB in the beginning and 52.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:54:58,950 INFO L158 Benchmark]: RCFGBuilder took 460.99ms. Allocated memory is still 92.3MB. Free memory was 52.3MB in the beginning and 59.7MB in the end (delta: -7.4MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2024-11-09 00:54:58,950 INFO L158 Benchmark]: CodeCheck took 519.47ms. Allocated memory is still 92.3MB. Free memory was 59.7MB in the beginning and 46.0MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:54:58,952 INFO L158 Benchmark]: Witness Printer took 7.88ms. Allocated memory is still 92.3MB. Free memory was 46.0MB in the beginning and 45.5MB in the end (delta: 486.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:54:58,958 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1555]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 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 CWE191_Integer_Underflow__int_min_sub_45_badData; [L1549] static int CWE191_Integer_Underflow__int_min_sub_45_goodG2BData; [L1550] static int CWE191_Integer_Underflow__int_min_sub_45_goodB2GData; [L1570] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_sub_45_badData=0, CWE191_Integer_Underflow__int_min_sub_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_sub_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_sub_45_badData=0, CWE191_Integer_Underflow__int_min_sub_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_sub_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_min_sub_45_bad() [L1561] int data; [L1562] data = 0 [L1563] data = (-0x7fffffff - 1) [L1564] CWE191_Integer_Underflow__int_min_sub_45_badData = data [L1565] CALL badSink() [L1553] int data = CWE191_Integer_Underflow__int_min_sub_45_badData; VAL [CWE191_Integer_Underflow__int_min_sub_45_badData=-2147483648, CWE191_Integer_Underflow__int_min_sub_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_sub_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1555] data - 1 VAL [CWE191_Integer_Underflow__int_min_sub_45_badData=-2147483648, CWE191_Integer_Underflow__int_min_sub_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_sub_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52ms. Allocated memory is still 73.4MB. Free memory was 49.4MB in the beginning and 49.3MB in the end (delta: 86.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1349.60ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 45.1MB in the beginning and 56.9MB in the end (delta: -11.8MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.17ms. Allocated memory is still 92.3MB. Free memory was 56.9MB in the beginning and 54.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.43ms. Allocated memory is still 92.3MB. Free memory was 53.8MB in the beginning and 52.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 460.99ms. Allocated memory is still 92.3MB. Free memory was 52.3MB in the beginning and 59.7MB in the end (delta: -7.4MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. * CodeCheck took 519.47ms. Allocated memory is still 92.3MB. Free memory was 59.7MB in the beginning and 46.0MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 7.88ms. Allocated memory is still 92.3MB. Free memory was 46.0MB in the beginning and 45.5MB in the end (delta: 486.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:54:58,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d3a7050-9d2a-4734-b178-0a4e6a6282f2/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