./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_22_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_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/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_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_22_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/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_ac648ac3-c43b-4763-a914-ac83f5f65b9e/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 fe6c35faf1873d5068015ca1d36acd182a26853a6632c16e7310045d06d3386e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:36:33,982 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:36:34,067 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 19:36:34,073 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:36:34,074 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:36:34,100 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:36:34,101 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:36:34,102 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:36:34,103 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:36:34,103 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:36:34,103 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:36:34,104 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:36:34,104 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:36:34,105 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:36:34,105 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:36:34,106 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:36:34,106 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:36:34,107 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:36:34,107 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:36:34,107 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:36:34,108 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:36:34,109 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:36:34,109 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:36:34,109 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:36:34,110 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:36:34,110 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:36:34,111 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:36:34,111 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:36:34,112 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:36:34,112 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:36:34,112 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:36:34,113 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:36:34,113 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_ac648ac3-c43b-4763-a914-ac83f5f65b9e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe6c35faf1873d5068015ca1d36acd182a26853a6632c16e7310045d06d3386e [2024-11-08 19:36:34,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:36:34,432 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:36:34,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:36:34,438 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:36:34,439 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:36:34,441 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_22_bad.i Unable to find full path for "g++" [2024-11-08 19:36:36,674 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:36:37,080 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:36:37,081 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_22_bad.i [2024-11-08 19:36:37,105 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/data/8310c08eb/76206196cef847378ae55ed5ee0abf72/FLAG16004c531 [2024-11-08 19:36:37,270 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/data/8310c08eb/76206196cef847378ae55ed5ee0abf72 [2024-11-08 19:36:37,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:36:37,275 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:36:37,277 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:36:37,277 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:36:37,284 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:36:37,285 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:36:37" (1/1) ... [2024-11-08 19:36:37,287 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e049b4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:37, skipping insertion in model container [2024-11-08 19:36:37,287 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:36:37" (1/1) ... [2024-11-08 19:36:37,369 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:36:38,630 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:36:38,641 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:36:38,840 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:36:39,035 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:36:39,036 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:39 WrapperNode [2024-11-08 19:36:39,036 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:36:39,037 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:36:39,038 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:36:39,038 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:36:39,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:39" (1/1) ... [2024-11-08 19:36:39,085 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:39" (1/1) ... [2024-11-08 19:36:39,112 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 43 [2024-11-08 19:36:39,114 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:36:39,115 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:36:39,115 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:36:39,115 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:36:39,127 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:39" (1/1) ... [2024-11-08 19:36:39,128 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:39" (1/1) ... [2024-11-08 19:36:39,135 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:39" (1/1) ... [2024-11-08 19:36:39,136 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:39" (1/1) ... [2024-11-08 19:36:39,145 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:39" (1/1) ... [2024-11-08 19:36:39,147 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:39" (1/1) ... [2024-11-08 19:36:39,152 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:39" (1/1) ... [2024-11-08 19:36:39,157 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:39" (1/1) ... [2024-11-08 19:36:39,159 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:36:39,164 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:36:39,165 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:36:39,165 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:36:39,166 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:39" (1/1) ... [2024-11-08 19:36:39,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:36:39,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:36:39,222 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:36:39,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:36:39,268 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:36:39,268 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:36:39,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:36:39,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:36:39,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:36:39,509 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:36:39,512 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:36:39,664 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 19:36:39,664 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:36:39,715 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:36:39,715 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:36:39,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:36:39 BoogieIcfgContainer [2024-11-08 19:36:39,716 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:36:39,717 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:36:39,717 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:36:39,734 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:36:39,735 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:36:39" (1/1) ... [2024-11-08 19:36:39,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:36:39,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:36:39,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 19:36:39,822 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 19:36:39,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:36:39,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:36:39,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:36:40,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:36:40,007 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:36:40,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:36:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:36:40,139 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:36:40,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:36:40,177 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:36:40,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:36:40 ImpRootNode [2024-11-08 19:36:40,207 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:36:40,208 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:36:40,208 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:36:40,209 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:36:40,209 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:36:39" (3/4) ... [2024-11-08 19:36:40,216 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:36:40,221 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:36:40,222 INFO L158 Benchmark]: Toolchain (without parser) took 2946.83ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 93.9MB in the beginning and 134.2MB in the end (delta: -40.3MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2024-11-08 19:36:40,223 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 134.2MB. Free memory is still 76.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:36:40,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1759.81ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 93.9MB in the beginning and 111.9MB in the end (delta: -18.1MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. [2024-11-08 19:36:40,225 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.86ms. Allocated memory is still 182.5MB. Free memory was 111.9MB in the beginning and 108.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:36:40,226 INFO L158 Benchmark]: Boogie Preprocessor took 48.73ms. Allocated memory is still 182.5MB. Free memory was 108.6MB in the beginning and 107.7MB in the end (delta: 823.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:36:40,227 INFO L158 Benchmark]: RCFGBuilder took 551.97ms. Allocated memory is still 182.5MB. Free memory was 107.7MB in the beginning and 93.9MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:36:40,227 INFO L158 Benchmark]: CodeCheck took 490.23ms. Allocated memory is still 182.5MB. Free memory was 93.9MB in the beginning and 134.2MB in the end (delta: -40.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:36:40,228 INFO L158 Benchmark]: Witness Printer took 13.05ms. Allocated memory is still 182.5MB. Free memory is still 134.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:36:40,232 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: 1572]: 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 1561. 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] int CWE191_Integer_Underflow__int_min_sub_22_badGlobal = 0; [L1561] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_sub_22_badGlobal=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) [L1561] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_sub_22_badGlobal=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] CALL CWE191_Integer_Underflow__int_min_sub_22_bad() [L1552] int data; [L1553] data = 0 [L1554] data = (-0x7fffffff - 1) [L1555] CWE191_Integer_Underflow__int_min_sub_22_badGlobal = 1 [L1556] CALL CWE191_Integer_Underflow__int_min_sub_22_badSink(data) [L1569] COND TRUE \read(CWE191_Integer_Underflow__int_min_sub_22_badGlobal) VAL [CWE191_Integer_Underflow__int_min_sub_22_badGlobal=1, 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] [L1572] data - 1 VAL [CWE191_Integer_Underflow__int_min_sub_22_badGlobal=1, 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 0.36ms. Allocated memory is still 134.2MB. Free memory is still 76.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1759.81ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 93.9MB in the beginning and 111.9MB in the end (delta: -18.1MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.86ms. Allocated memory is still 182.5MB. Free memory was 111.9MB in the beginning and 108.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.73ms. Allocated memory is still 182.5MB. Free memory was 108.6MB in the beginning and 107.7MB in the end (delta: 823.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 551.97ms. Allocated memory is still 182.5MB. Free memory was 107.7MB in the beginning and 93.9MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 490.23ms. Allocated memory is still 182.5MB. Free memory was 93.9MB in the beginning and 134.2MB in the end (delta: -40.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 13.05ms. Allocated memory is still 182.5MB. Free memory is still 134.2MB. 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 19:36:40,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/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_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/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_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_22_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/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_ac648ac3-c43b-4763-a914-ac83f5f65b9e/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 fe6c35faf1873d5068015ca1d36acd182a26853a6632c16e7310045d06d3386e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:36:42,954 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:36:43,065 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 19:36:43,114 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:36:43,115 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:36:43,116 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:36:43,117 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:36:43,118 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:36:43,118 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:36:43,119 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:36:43,119 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:36:43,120 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:36:43,120 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:36:43,123 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:36:43,123 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:36:43,123 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:36:43,124 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:36:43,124 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:36:43,124 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:36:43,125 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:36:43,125 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:36:43,125 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:36:43,128 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:36:43,128 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:36:43,128 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:36:43,129 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:36:43,129 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:36:43,129 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:36:43,129 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:36:43,130 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:36:43,130 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:36:43,130 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:36:43,131 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:36:43,133 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:36:43,133 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:36:43,134 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_ac648ac3-c43b-4763-a914-ac83f5f65b9e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe6c35faf1873d5068015ca1d36acd182a26853a6632c16e7310045d06d3386e [2024-11-08 19:36:43,494 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:36:43,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:36:43,528 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:36:43,530 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:36:43,531 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:36:43,532 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_22_bad.i Unable to find full path for "g++" [2024-11-08 19:36:45,573 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:36:45,973 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:36:45,974 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_22_bad.i [2024-11-08 19:36:46,006 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/data/9e5214aff/8f3f6998fc4c44699e2cb93838c37b60/FLAG0830c75e4 [2024-11-08 19:36:46,029 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/data/9e5214aff/8f3f6998fc4c44699e2cb93838c37b60 [2024-11-08 19:36:46,033 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:36:46,034 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:36:46,038 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:36:46,039 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:36:46,045 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:36:46,046 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:36:46" (1/1) ... [2024-11-08 19:36:46,048 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77d4c104 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:46, skipping insertion in model container [2024-11-08 19:36:46,048 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:36:46" (1/1) ... [2024-11-08 19:36:46,120 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:36:47,251 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:36:47,266 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:36:47,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:36:47,573 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:36:47,573 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:47 WrapperNode [2024-11-08 19:36:47,574 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:36:47,575 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:36:47,576 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:36:47,576 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:36:47,586 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:47" (1/1) ... [2024-11-08 19:36:47,622 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:47" (1/1) ... [2024-11-08 19:36:47,651 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 43 [2024-11-08 19:36:47,652 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:36:47,653 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:36:47,653 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:36:47,653 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:36:47,665 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:47" (1/1) ... [2024-11-08 19:36:47,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:47" (1/1) ... [2024-11-08 19:36:47,669 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:47" (1/1) ... [2024-11-08 19:36:47,670 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:47" (1/1) ... [2024-11-08 19:36:47,679 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:47" (1/1) ... [2024-11-08 19:36:47,681 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:47" (1/1) ... [2024-11-08 19:36:47,684 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:47" (1/1) ... [2024-11-08 19:36:47,686 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:47" (1/1) ... [2024-11-08 19:36:47,690 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:36:47,691 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:36:47,691 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:36:47,692 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:36:47,696 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:36:47" (1/1) ... [2024-11-08 19:36:47,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:36:47,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:36:47,750 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:36:47,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:36:47,793 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:36:47,794 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:36:47,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:36:47,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:36:47,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:36:48,061 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:36:48,063 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:36:48,244 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 19:36:48,245 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:36:48,333 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:36:48,333 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:36:48,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:36:48 BoogieIcfgContainer [2024-11-08 19:36:48,334 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:36:48,335 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:36:48,335 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:36:48,348 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:36:48,349 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:36:48" (1/1) ... [2024-11-08 19:36:48,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:36:48,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:36:48,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 19:36:48,443 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 19:36:48,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:36:48,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:36:48,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:36:48,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:36:48,454 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:36:48,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:36:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:36:48,676 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:36:48,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:36:48,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:36:48,811 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:36:48,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:36:48,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:36:48,865 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:36:48,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:36:48 ImpRootNode [2024-11-08 19:36:48,904 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:36:48,905 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:36:48,905 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:36:48,907 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:36:48,908 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:36:48" (3/4) ... [2024-11-08 19:36:48,912 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:36:48,914 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:36:48,915 INFO L158 Benchmark]: Toolchain (without parser) took 2880.58ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 59.1MB in the beginning and 54.2MB in the end (delta: 5.0MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2024-11-08 19:36:48,916 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 81.8MB. Free memory was 57.5MB in the beginning and 57.4MB in the end (delta: 157.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:36:48,917 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1536.75ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 58.9MB in the beginning and 57.4MB in the end (delta: 1.5MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2024-11-08 19:36:48,919 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.72ms. Allocated memory is still 104.9MB. Free memory was 57.4MB in the beginning and 54.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:36:48,920 INFO L158 Benchmark]: Boogie Preprocessor took 37.88ms. Allocated memory is still 104.9MB. Free memory was 54.3MB in the beginning and 52.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:36:48,921 INFO L158 Benchmark]: RCFGBuilder took 643.19ms. Allocated memory is still 104.9MB. Free memory was 52.2MB in the beginning and 68.2MB in the end (delta: -16.1MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2024-11-08 19:36:48,922 INFO L158 Benchmark]: CodeCheck took 569.31ms. Allocated memory is still 104.9MB. Free memory was 68.2MB in the beginning and 54.8MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:36:48,923 INFO L158 Benchmark]: Witness Printer took 8.83ms. Allocated memory is still 104.9MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:36:48,928 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: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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: 1572]: 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 1561. 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] int CWE191_Integer_Underflow__int_min_sub_22_badGlobal = 0; [L1561] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_sub_22_badGlobal=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) [L1561] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_sub_22_badGlobal=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] CALL CWE191_Integer_Underflow__int_min_sub_22_bad() [L1552] int data; [L1553] data = 0 [L1554] data = (-0x7fffffff - 1) [L1555] CWE191_Integer_Underflow__int_min_sub_22_badGlobal = 1 [L1556] CALL CWE191_Integer_Underflow__int_min_sub_22_badSink(data) [L1569] COND TRUE \read(CWE191_Integer_Underflow__int_min_sub_22_badGlobal) VAL [CWE191_Integer_Underflow__int_min_sub_22_badGlobal=1, 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] [L1572] data - 1 VAL [CWE191_Integer_Underflow__int_min_sub_22_badGlobal=1, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 81.8MB. Free memory was 57.5MB in the beginning and 57.4MB in the end (delta: 157.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1536.75ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 58.9MB in the beginning and 57.4MB in the end (delta: 1.5MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.72ms. Allocated memory is still 104.9MB. Free memory was 57.4MB in the beginning and 54.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.88ms. Allocated memory is still 104.9MB. Free memory was 54.3MB in the beginning and 52.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 643.19ms. Allocated memory is still 104.9MB. Free memory was 52.2MB in the beginning and 68.2MB in the end (delta: -16.1MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * CodeCheck took 569.31ms. Allocated memory is still 104.9MB. Free memory was 68.2MB in the beginning and 54.8MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 8.83ms. Allocated memory is still 104.9MB. Free memory is still 54.2MB. 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 19:36:48,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac648ac3-c43b-4763-a914-ac83f5f65b9e/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