./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_65_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/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_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/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_7b83522e-9bd1-445c-be62-8bcbe8459e7b/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 2c35e7280075682f1f0fdf0fc52faae58548357a23cd5f3ecf3ba7f7ae187357 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:02:14,778 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:02:14,876 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:02:14,882 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:02:14,886 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:02:14,914 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:02:14,915 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:02:14,915 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:02:14,916 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:02:14,917 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:02:14,917 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:02:14,918 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:02:14,918 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:02:14,923 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:02:14,923 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:02:14,924 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:02:14,924 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:02:14,924 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:02:14,925 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:02:14,925 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:02:14,925 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:02:14,927 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:02:14,928 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:02:14,928 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:02:14,929 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:02:14,931 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:02:14,931 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:02:14,931 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:02:14,932 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:02:14,933 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:02:14,933 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:02:14,934 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:02:14,934 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_7b83522e-9bd1-445c-be62-8bcbe8459e7b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c35e7280075682f1f0fdf0fc52faae58548357a23cd5f3ecf3ba7f7ae187357 [2024-11-09 00:02:15,209 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:02:15,235 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:02:15,238 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:02:15,240 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:02:15,240 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:02:15,242 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_65_bad.i Unable to find full path for "g++" [2024-11-09 00:02:17,262 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:02:17,613 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:02:17,614 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_65_bad.i [2024-11-09 00:02:17,644 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/data/9d66f2d07/7ed4345b9d98489c8d9c2a5a7de5e31e/FLAG72258864a [2024-11-09 00:02:17,659 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/data/9d66f2d07/7ed4345b9d98489c8d9c2a5a7de5e31e [2024-11-09 00:02:17,661 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:02:17,663 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:02:17,664 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:02:17,667 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:02:17,673 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:02:17,674 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:02:17" (1/1) ... [2024-11-09 00:02:17,675 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3205fbe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:17, skipping insertion in model container [2024-11-09 00:02:17,676 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:02:17" (1/1) ... [2024-11-09 00:02:17,737 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:02:18,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:02:18,811 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:02:18,972 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:02:19,098 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:02:19,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:19 WrapperNode [2024-11-09 00:02:19,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:02:19,100 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:02:19,100 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:02:19,100 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:02:19,106 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:19" (1/1) ... [2024-11-09 00:02:19,129 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:19" (1/1) ... [2024-11-09 00:02:19,152 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 47 [2024-11-09 00:02:19,152 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:02:19,153 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:02:19,153 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:02:19,153 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:02:19,161 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:19" (1/1) ... [2024-11-09 00:02:19,161 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:19" (1/1) ... [2024-11-09 00:02:19,164 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:19" (1/1) ... [2024-11-09 00:02:19,164 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:19" (1/1) ... [2024-11-09 00:02:19,170 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:19" (1/1) ... [2024-11-09 00:02:19,172 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:19" (1/1) ... [2024-11-09 00:02:19,174 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:19" (1/1) ... [2024-11-09 00:02:19,175 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:19" (1/1) ... [2024-11-09 00:02:19,177 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:02:19,178 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:02:19,178 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:02:19,179 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:02:19,180 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:19" (1/1) ... [2024-11-09 00:02:19,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:02:19,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:02:19,213 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:02:19,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:02:19,244 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:02:19,245 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:02:19,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:02:19,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:02:19,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:02:19,381 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:02:19,384 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:02:19,536 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-09 00:02:19,536 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:02:19,606 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:02:19,606 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:02:19,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:19 BoogieIcfgContainer [2024-11-09 00:02:19,607 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:02:19,608 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:02:19,608 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:02:19,618 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:02:19,618 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:19" (1/1) ... [2024-11-09 00:02:19,629 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:02:19,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:19,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-09 00:02:19,723 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-09 00:02:19,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:02:19,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:19,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:19,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:02:19,852 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:02:19,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:02:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:02:19,924 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:02:19,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:02:19,952 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:02:19,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:02:19 ImpRootNode [2024-11-09 00:02:19,978 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:02:19,980 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:02:19,981 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:02:19,981 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:02:19,983 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:19" (3/4) ... [2024-11-09 00:02:19,986 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:02:19,987 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:02:19,990 INFO L158 Benchmark]: Toolchain (without parser) took 2326.47ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 91.1MB in the beginning and 128.7MB in the end (delta: -37.5MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2024-11-09 00:02:19,990 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:02:19,991 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1435.36ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 90.9MB in the beginning and 108.3MB in the end (delta: -17.4MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2024-11-09 00:02:19,992 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.07ms. Allocated memory is still 178.3MB. Free memory was 108.3MB in the beginning and 105.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:02:19,993 INFO L158 Benchmark]: Boogie Preprocessor took 24.85ms. Allocated memory is still 178.3MB. Free memory was 105.4MB in the beginning and 104.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:02:19,994 INFO L158 Benchmark]: RCFGBuilder took 428.78ms. Allocated memory is still 178.3MB. Free memory was 104.1MB in the beginning and 90.2MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:02:19,994 INFO L158 Benchmark]: CodeCheck took 370.48ms. Allocated memory is still 178.3MB. Free memory was 90.2MB in the beginning and 128.7MB in the end (delta: -38.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:02:19,995 INFO L158 Benchmark]: Witness Printer took 8.08ms. Allocated memory is still 178.3MB. Free memory is still 128.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:02:20,001 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1568]: 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 1560. 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); [L1560] 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) [L1560] 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] [L1561] CALL CWE191_Integer_Underflow__int_min_predec_65_bad() [L1551] int data; [L1552] void (*funcPtr) (int) = CWE191_Integer_Underflow__int_min_predec_65b_badSink; [L1553] data = 0 [L1554] data = (-0x7fffffff - 1) [L1555] CALL funcPtr(data) [L1568] --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 0.33ms. Allocated memory is still 134.2MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1435.36ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 90.9MB in the beginning and 108.3MB in the end (delta: -17.4MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.07ms. Allocated memory is still 178.3MB. Free memory was 108.3MB in the beginning and 105.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.85ms. Allocated memory is still 178.3MB. Free memory was 105.4MB in the beginning and 104.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 428.78ms. Allocated memory is still 178.3MB. Free memory was 104.1MB in the beginning and 90.2MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 370.48ms. Allocated memory is still 178.3MB. Free memory was 90.2MB in the beginning and 128.7MB in the end (delta: -38.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.08ms. Allocated memory is still 178.3MB. Free memory is still 128.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:02:20,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/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_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/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_7b83522e-9bd1-445c-be62-8bcbe8459e7b/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 2c35e7280075682f1f0fdf0fc52faae58548357a23cd5f3ecf3ba7f7ae187357 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:02:22,410 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:02:22,491 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:02:22,524 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:02:22,525 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:02:22,525 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:02:22,526 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:02:22,526 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:02:22,527 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:02:22,527 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:02:22,528 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:02:22,528 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:02:22,528 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:02:22,529 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:02:22,529 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:02:22,529 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:02:22,530 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:02:22,530 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:02:22,530 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:02:22,531 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:02:22,531 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:02:22,535 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:02:22,535 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:02:22,536 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:02:22,536 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:02:22,536 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:22,536 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:02:22,537 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:02:22,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:02:22,537 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:02:22,538 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:02:22,538 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:02:22,538 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:02:22,539 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:22,539 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:02:22,539 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_7b83522e-9bd1-445c-be62-8bcbe8459e7b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c35e7280075682f1f0fdf0fc52faae58548357a23cd5f3ecf3ba7f7ae187357 [2024-11-09 00:02:22,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:02:23,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:02:23,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:02:23,020 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:02:23,021 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:02:23,022 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_65_bad.i Unable to find full path for "g++" [2024-11-09 00:02:25,048 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:02:25,527 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:02:25,528 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_65_bad.i [2024-11-09 00:02:25,559 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/data/e5ee571ec/a94445a1d3034e21a12c199f65258453/FLAG48dfd6af6 [2024-11-09 00:02:25,579 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/data/e5ee571ec/a94445a1d3034e21a12c199f65258453 [2024-11-09 00:02:25,582 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:02:25,583 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:02:25,587 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:02:25,588 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:02:25,594 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:02:25,595 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:02:25" (1/1) ... [2024-11-09 00:02:25,596 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@233acb5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:25, skipping insertion in model container [2024-11-09 00:02:25,596 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:02:25" (1/1) ... [2024-11-09 00:02:25,673 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:02:26,625 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:02:26,638 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:02:26,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:02:26,886 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:02:26,887 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:26 WrapperNode [2024-11-09 00:02:26,887 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:02:26,888 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:02:26,888 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:02:26,888 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:02:26,896 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:26" (1/1) ... [2024-11-09 00:02:26,922 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:26" (1/1) ... [2024-11-09 00:02:26,944 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 47 [2024-11-09 00:02:26,944 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:02:26,945 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:02:26,945 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:02:26,945 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:02:26,954 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:26" (1/1) ... [2024-11-09 00:02:26,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:26" (1/1) ... [2024-11-09 00:02:26,958 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:26" (1/1) ... [2024-11-09 00:02:26,958 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:26" (1/1) ... [2024-11-09 00:02:26,966 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:26" (1/1) ... [2024-11-09 00:02:26,967 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:26" (1/1) ... [2024-11-09 00:02:26,970 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:26" (1/1) ... [2024-11-09 00:02:26,971 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:26" (1/1) ... [2024-11-09 00:02:26,975 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:02:26,975 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:02:26,976 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:02:26,976 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:02:26,976 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:26" (1/1) ... [2024-11-09 00:02:26,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:02:26,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:02:27,009 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:02:27,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:02:27,037 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:02:27,037 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:02:27,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:02:27,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:02:27,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:02:27,210 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:02:27,213 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:02:27,394 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-09 00:02:27,394 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:02:27,471 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:02:27,472 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:02:27,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:27 BoogieIcfgContainer [2024-11-09 00:02:27,473 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:02:27,474 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:02:27,474 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:02:27,484 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:02:27,484 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:27" (1/1) ... [2024-11-09 00:02:27,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:02:27,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:27,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-09 00:02:27,561 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-09 00:02:27,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:02:27,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:27,567 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:27,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:27,597 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:27,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:02:27,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:02:27,793 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:02:27,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:02:27,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:02:27,921 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:02:27,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:02:27,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:02:27,964 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:02:27,996 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:02:27 ImpRootNode [2024-11-09 00:02:27,997 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:02:27,998 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:02:27,998 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:02:27,998 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:02:27,999 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:27" (3/4) ... [2024-11-09 00:02:28,004 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:02:28,005 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:02:28,007 INFO L158 Benchmark]: Toolchain (without parser) took 2422.95ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 48.4MB in the beginning and 61.7MB in the end (delta: -13.3MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2024-11-09 00:02:28,007 INFO L158 Benchmark]: CDTParser took 1.59ms. Allocated memory is still 75.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:02:28,008 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1299.78ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 48.2MB in the beginning and 70.2MB in the end (delta: -22.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-09 00:02:28,009 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.50ms. Allocated memory is still 100.7MB. Free memory was 70.2MB in the beginning and 67.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:02:28,009 INFO L158 Benchmark]: Boogie Preprocessor took 30.03ms. Allocated memory is still 100.7MB. Free memory was 67.1MB in the beginning and 65.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:02:28,010 INFO L158 Benchmark]: RCFGBuilder took 497.65ms. Allocated memory is still 100.7MB. Free memory was 65.0MB in the beginning and 48.8MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:02:28,010 INFO L158 Benchmark]: CodeCheck took 523.57ms. Allocated memory is still 100.7MB. Free memory was 48.8MB in the beginning and 61.7MB in the end (delta: -12.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:02:28,011 INFO L158 Benchmark]: Witness Printer took 7.65ms. Allocated memory is still 100.7MB. Free memory was 61.7MB in the beginning and 61.7MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:02:28,017 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: 1568]: 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 1560. 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); [L1560] 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) [L1560] 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] [L1561] CALL CWE191_Integer_Underflow__int_min_predec_65_bad() [L1551] int data; [L1552] void (*funcPtr) (int) = CWE191_Integer_Underflow__int_min_predec_65b_badSink; [L1553] data = 0 [L1554] data = (-0x7fffffff - 1) [L1555] CALL funcPtr(data) [L1568] --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 1.59ms. Allocated memory is still 75.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1299.78ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 48.2MB in the beginning and 70.2MB in the end (delta: -22.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.50ms. Allocated memory is still 100.7MB. Free memory was 70.2MB in the beginning and 67.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.03ms. Allocated memory is still 100.7MB. Free memory was 67.1MB in the beginning and 65.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 497.65ms. Allocated memory is still 100.7MB. Free memory was 65.0MB in the beginning and 48.8MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 523.57ms. Allocated memory is still 100.7MB. Free memory was 48.8MB in the beginning and 61.7MB in the end (delta: -12.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.65ms. Allocated memory is still 100.7MB. Free memory was 61.7MB in the beginning and 61.7MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:02:28,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b83522e-9bd1-445c-be62-8bcbe8459e7b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample