./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_52_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_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/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_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/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_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/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 c69c84091f8be32b1174a2ecc2fd1728c1e3994bd143c976f3051c1384e0d7b0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:31:48,566 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:31:48,715 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 19:31:48,721 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:31:48,722 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:31:48,761 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:31:48,765 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:31:48,765 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:31:48,766 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:31:48,768 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:31:48,769 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:31:48,770 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:31:48,770 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:31:48,772 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:31:48,773 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:31:48,774 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:31:48,774 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:31:48,775 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:31:48,775 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:31:48,775 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:31:48,776 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:31:48,777 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:31:48,777 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:31:48,778 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:31:48,778 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:31:48,779 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:31:48,779 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:31:48,780 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:31:48,780 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:31:48,781 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:31:48,781 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:31:48,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:31:48,782 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_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c69c84091f8be32b1174a2ecc2fd1728c1e3994bd143c976f3051c1384e0d7b0 [2024-11-08 19:31:49,088 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:31:49,127 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:31:49,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:31:49,133 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:31:49,135 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:31:49,137 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_52_bad.i Unable to find full path for "g++" [2024-11-08 19:31:51,652 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:31:52,159 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:31:52,160 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_52_bad.i [2024-11-08 19:31:52,186 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/data/66d46b270/4473d29010d24974a1123f355a6fb5bb/FLAG5802f128e [2024-11-08 19:31:52,204 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/data/66d46b270/4473d29010d24974a1123f355a6fb5bb [2024-11-08 19:31:52,207 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:31:52,209 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:31:52,211 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:31:52,211 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:31:52,218 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:31:52,219 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:31:52" (1/1) ... [2024-11-08 19:31:52,220 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16519c5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:52, skipping insertion in model container [2024-11-08 19:31:52,221 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:31:52" (1/1) ... [2024-11-08 19:31:52,302 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:31:53,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:31:53,760 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:31:53,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:31:54,147 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:31:54,149 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:54 WrapperNode [2024-11-08 19:31:54,150 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:31:54,151 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:31:54,151 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:31:54,151 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:31:54,161 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:54" (1/1) ... [2024-11-08 19:31:54,239 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:54" (1/1) ... [2024-11-08 19:31:54,285 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 45 [2024-11-08 19:31:54,286 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:31:54,287 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:31:54,288 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:31:54,288 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:31:54,300 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:54" (1/1) ... [2024-11-08 19:31:54,301 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:54" (1/1) ... [2024-11-08 19:31:54,305 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:54" (1/1) ... [2024-11-08 19:31:54,309 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:54" (1/1) ... [2024-11-08 19:31:54,318 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:54" (1/1) ... [2024-11-08 19:31:54,324 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:54" (1/1) ... [2024-11-08 19:31:54,326 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:54" (1/1) ... [2024-11-08 19:31:54,332 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:54" (1/1) ... [2024-11-08 19:31:54,334 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:31:54,335 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:31:54,340 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:31:54,340 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:31:54,341 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:54" (1/1) ... [2024-11-08 19:31:54,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:31:54,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:31:54,396 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:31:54,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:31:54,444 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:31:54,444 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:31:54,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:31:54,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:31:54,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:31:54,660 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:31:54,662 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:31:54,794 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-08 19:31:54,795 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:31:54,847 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:31:54,848 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:31:54,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:31:54 BoogieIcfgContainer [2024-11-08 19:31:54,852 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:31:54,853 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:31:54,854 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:31:54,873 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:31:54,874 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:31:54" (1/1) ... [2024-11-08 19:31:54,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:31:54,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:31:54,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 19:31:54,955 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 19:31:54,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 19:31:54,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:31:54,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:31:55,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:31:55,134 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:31:55,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:31:55,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:31:55,236 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:31:55,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:31:55,269 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:31:55,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:31:55 ImpRootNode [2024-11-08 19:31:55,303 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:31:55,304 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:31:55,304 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:31:55,304 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:31:55,307 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:31:54" (3/4) ... [2024-11-08 19:31:55,311 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:31:55,312 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:31:55,314 INFO L158 Benchmark]: Toolchain (without parser) took 3105.09ms. Allocated memory is still 180.4MB. Free memory was 146.6MB in the beginning and 112.7MB in the end (delta: 33.9MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2024-11-08 19:31:55,316 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 121.6MB. Free memory is still 80.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:31:55,316 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1939.39ms. Allocated memory is still 180.4MB. Free memory was 146.6MB in the beginning and 146.3MB in the end (delta: 275.7kB). Peak memory consumption was 76.2MB. Max. memory is 16.1GB. [2024-11-08 19:31:55,319 INFO L158 Benchmark]: Boogie Procedure Inliner took 135.79ms. Allocated memory is still 180.4MB. Free memory was 146.3MB in the beginning and 143.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:31:55,320 INFO L158 Benchmark]: Boogie Preprocessor took 47.19ms. Allocated memory is still 180.4MB. Free memory was 143.3MB in the beginning and 142.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:31:55,321 INFO L158 Benchmark]: RCFGBuilder took 517.16ms. Allocated memory is still 180.4MB. Free memory was 142.1MB in the beginning and 128.3MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:31:55,323 INFO L158 Benchmark]: CodeCheck took 449.71ms. Allocated memory is still 180.4MB. Free memory was 128.3MB in the beginning and 112.7MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 19:31:55,324 INFO L158 Benchmark]: Witness Printer took 9.68ms. Allocated memory is still 180.4MB. Free memory is still 112.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:31:55,330 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: 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 1559. 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); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE191_Integer_Underflow__int_min_predec_52_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_predec_52b_badSink(data) [L1567] CALL CWE191_Integer_Underflow__int_min_predec_52c_badSink(data) [L1572] --data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 121.6MB. Free memory is still 80.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1939.39ms. Allocated memory is still 180.4MB. Free memory was 146.6MB in the beginning and 146.3MB in the end (delta: 275.7kB). Peak memory consumption was 76.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 135.79ms. Allocated memory is still 180.4MB. Free memory was 146.3MB in the beginning and 143.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.19ms. Allocated memory is still 180.4MB. Free memory was 143.3MB in the beginning and 142.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 517.16ms. Allocated memory is still 180.4MB. Free memory was 142.1MB in the beginning and 128.3MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 449.71ms. Allocated memory is still 180.4MB. Free memory was 128.3MB in the beginning and 112.7MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 9.68ms. Allocated memory is still 180.4MB. Free memory is still 112.7MB. 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 19:31:55,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/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_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/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_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/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 c69c84091f8be32b1174a2ecc2fd1728c1e3994bd143c976f3051c1384e0d7b0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:31:58,218 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:31:58,376 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 19:31:58,434 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:31:58,435 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:31:58,437 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:31:58,438 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:31:58,439 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:31:58,439 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:31:58,440 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:31:58,441 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:31:58,441 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:31:58,442 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:31:58,443 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:31:58,446 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:31:58,447 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:31:58,448 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:31:58,448 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:31:58,448 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:31:58,449 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:31:58,449 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:31:58,450 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:31:58,454 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:31:58,454 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:31:58,455 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:31:58,455 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:31:58,455 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:31:58,456 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:31:58,456 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:31:58,456 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:31:58,457 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:31:58,457 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:31:58,460 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:31:58,460 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:31:58,462 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:31:58,462 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_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c69c84091f8be32b1174a2ecc2fd1728c1e3994bd143c976f3051c1384e0d7b0 [2024-11-08 19:31:59,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:31:59,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:31:59,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:31:59,058 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:31:59,059 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:31:59,061 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_52_bad.i Unable to find full path for "g++" [2024-11-08 19:32:01,586 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:32:02,025 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:32:02,026 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_52_bad.i [2024-11-08 19:32:02,076 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/data/6b78aa48a/c8240eeb888d40e796430bfdbc2c64ae/FLAG5c34685d6 [2024-11-08 19:32:02,161 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/data/6b78aa48a/c8240eeb888d40e796430bfdbc2c64ae [2024-11-08 19:32:02,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:32:02,166 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:32:02,167 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:32:02,167 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:32:02,175 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:32:02,176 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:32:02" (1/1) ... [2024-11-08 19:32:02,178 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ff052ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:02, skipping insertion in model container [2024-11-08 19:32:02,178 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:32:02" (1/1) ... [2024-11-08 19:32:02,259 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:32:03,898 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:32:03,913 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:32:04,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:32:04,241 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:32:04,242 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:04 WrapperNode [2024-11-08 19:32:04,242 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:32:04,244 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:32:04,244 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:32:04,244 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:32:04,254 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:04" (1/1) ... [2024-11-08 19:32:04,292 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:04" (1/1) ... [2024-11-08 19:32:04,322 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 45 [2024-11-08 19:32:04,323 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:32:04,324 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:32:04,324 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:32:04,324 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:32:04,337 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:04" (1/1) ... [2024-11-08 19:32:04,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:04" (1/1) ... [2024-11-08 19:32:04,342 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:04" (1/1) ... [2024-11-08 19:32:04,342 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:04" (1/1) ... [2024-11-08 19:32:04,352 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:04" (1/1) ... [2024-11-08 19:32:04,355 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:04" (1/1) ... [2024-11-08 19:32:04,358 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:04" (1/1) ... [2024-11-08 19:32:04,360 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:04" (1/1) ... [2024-11-08 19:32:04,365 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:32:04,366 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:32:04,366 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:32:04,366 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:32:04,368 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:04" (1/1) ... [2024-11-08 19:32:04,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:32:04,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:32:04,412 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:32:04,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:32:04,467 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:32:04,468 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:32:04,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:32:04,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:32:04,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:32:04,771 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:32:04,774 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:32:04,993 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-08 19:32:04,993 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:32:05,085 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:32:05,087 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:32:05,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:32:05 BoogieIcfgContainer [2024-11-08 19:32:05,088 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:32:05,089 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:32:05,090 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:32:05,102 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:32:05,103 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:32:05" (1/1) ... [2024-11-08 19:32:05,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:32:05,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:32:05,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 19:32:05,203 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 19:32:05,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 19:32:05,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:32:05,211 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:32:05,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:32:05,222 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:32:05,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:32:05,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:32:05,416 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:32:05,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:32:05,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:32:05,541 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:32:05,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:32:05,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:32:05,594 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:32:05,633 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:32:05 ImpRootNode [2024-11-08 19:32:05,634 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:32:05,635 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:32:05,636 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:32:05,636 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:32:05,637 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:32:05" (3/4) ... [2024-11-08 19:32:05,643 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:32:05,645 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:32:05,646 INFO L158 Benchmark]: Toolchain (without parser) took 3480.06ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 58.7MB in the beginning and 59.5MB in the end (delta: -797.6kB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2024-11-08 19:32:05,647 INFO L158 Benchmark]: CDTParser took 0.32ms. 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 19:32:05,648 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2075.71ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 58.5MB in the beginning and 62.6MB in the end (delta: -4.1MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2024-11-08 19:32:05,650 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.45ms. Allocated memory is still 109.1MB. Free memory was 62.6MB in the beginning and 59.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:32:05,651 INFO L158 Benchmark]: Boogie Preprocessor took 40.97ms. Allocated memory is still 109.1MB. Free memory was 59.5MB in the beginning and 57.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:32:05,652 INFO L158 Benchmark]: RCFGBuilder took 722.06ms. Allocated memory is still 109.1MB. Free memory was 57.4MB in the beginning and 73.6MB in the end (delta: -16.2MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2024-11-08 19:32:05,653 INFO L158 Benchmark]: CodeCheck took 546.06ms. Allocated memory is still 109.1MB. Free memory was 73.6MB in the beginning and 60.3MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:32:05,655 INFO L158 Benchmark]: Witness Printer took 9.37ms. Allocated memory is still 109.1MB. Free memory was 60.3MB in the beginning and 59.5MB in the end (delta: 817.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:32:05,662 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 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 1559. 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); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE191_Integer_Underflow__int_min_predec_52_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_predec_52b_badSink(data) [L1567] CALL CWE191_Integer_Underflow__int_min_predec_52c_badSink(data) [L1572] --data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. 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 2075.71ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 58.5MB in the beginning and 62.6MB in the end (delta: -4.1MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.45ms. Allocated memory is still 109.1MB. Free memory was 62.6MB in the beginning and 59.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.97ms. Allocated memory is still 109.1MB. Free memory was 59.5MB in the beginning and 57.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 722.06ms. Allocated memory is still 109.1MB. Free memory was 57.4MB in the beginning and 73.6MB in the end (delta: -16.2MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. * CodeCheck took 546.06ms. Allocated memory is still 109.1MB. Free memory was 73.6MB in the beginning and 60.3MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 9.37ms. Allocated memory is still 109.1MB. Free memory was 60.3MB in the beginning and 59.5MB in the end (delta: 817.5kB). 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 [2024-11-08 19:32:05,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2985fc1f-3017-47ca-a67e-ab7fb0dc176e/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