./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_31_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_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/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_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/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_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/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 89629be9a9936a1df2e3e17b9608f712c12323a2ca961cefbaf5f581510d7966 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:00:27,112 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:00:27,199 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:00:27,204 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:00:27,205 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:00:27,226 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:00:27,227 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:00:27,227 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:00:27,228 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:00:27,230 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:00:27,230 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:00:27,231 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:00:27,231 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:00:27,233 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:00:27,234 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:00:27,234 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:00:27,235 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:00:27,235 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:00:27,235 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:00:27,236 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:00:27,236 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:00:27,237 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:00:27,237 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:00:27,237 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:00:27,238 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:00:27,238 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:00:27,239 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:00:27,239 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:00:27,239 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:00:27,240 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:00:27,240 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:00:27,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:00:27,240 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_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89629be9a9936a1df2e3e17b9608f712c12323a2ca961cefbaf5f581510d7966 [2024-11-09 00:00:27,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:00:27,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:00:27,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:00:27,672 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:00:27,672 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:00:27,674 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_31_bad.i Unable to find full path for "g++" [2024-11-09 00:00:30,072 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:00:30,524 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:00:30,525 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_31_bad.i [2024-11-09 00:00:30,559 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/data/58232c537/f07ed91b7ad940319158b1a77949add2/FLAG824178f58 [2024-11-09 00:00:30,725 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/data/58232c537/f07ed91b7ad940319158b1a77949add2 [2024-11-09 00:00:30,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:00:30,731 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:00:30,734 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:00:30,736 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:00:30,743 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:00:30,747 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:00:30" (1/1) ... [2024-11-09 00:00:30,751 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73e8ae4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:30, skipping insertion in model container [2024-11-09 00:00:30,756 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:00:30" (1/1) ... [2024-11-09 00:00:30,857 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:00:32,007 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:00:32,022 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:00:32,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:00:32,288 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:00:32,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:32 WrapperNode [2024-11-09 00:00:32,290 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:00:32,291 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:00:32,291 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:00:32,291 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:00:32,300 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:32" (1/1) ... [2024-11-09 00:00:32,340 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:32" (1/1) ... [2024-11-09 00:00:32,362 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-09 00:00:32,363 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:00:32,363 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:00:32,363 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:00:32,363 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:00:32,371 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:32" (1/1) ... [2024-11-09 00:00:32,371 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:32" (1/1) ... [2024-11-09 00:00:32,374 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:32" (1/1) ... [2024-11-09 00:00:32,375 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:32" (1/1) ... [2024-11-09 00:00:32,380 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:32" (1/1) ... [2024-11-09 00:00:32,382 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:32" (1/1) ... [2024-11-09 00:00:32,383 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:32" (1/1) ... [2024-11-09 00:00:32,384 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:32" (1/1) ... [2024-11-09 00:00:32,387 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:00:32,388 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:00:32,388 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:00:32,388 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:00:32,389 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:32" (1/1) ... [2024-11-09 00:00:32,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:00:32,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:00:32,430 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:00:32,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:00:32,473 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:00:32,473 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:00:32,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:00:32,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:00:32,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:00:32,668 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:00:32,671 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:00:32,827 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-09 00:00:32,827 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:00:32,886 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:00:32,889 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:00:32,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:32 BoogieIcfgContainer [2024-11-09 00:00:32,890 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:00:32,891 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:00:32,891 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:00:32,902 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:00:32,902 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:32" (1/1) ... [2024-11-09 00:00:32,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:00:32,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:32,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-09 00:00:32,975 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-09 00:00:32,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:00:32,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:32,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:33,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:33,101 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:00:33,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:33,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:33,181 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:00:33,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:33,221 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:00:33,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:00:33 ImpRootNode [2024-11-09 00:00:33,246 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:00:33,247 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:00:33,247 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:00:33,247 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:00:33,248 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:32" (3/4) ... [2024-11-09 00:00:33,251 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:00:33,252 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:00:33,253 INFO L158 Benchmark]: Toolchain (without parser) took 2522.21ms. Allocated memory is still 161.5MB. Free memory was 124.0MB in the beginning and 43.8MB in the end (delta: 80.2MB). Peak memory consumption was 77.0MB. Max. memory is 16.1GB. [2024-11-09 00:00:33,254 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 119.5MB. Free memory is still 89.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:33,255 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1556.43ms. Allocated memory is still 161.5MB. Free memory was 124.0MB in the beginning and 76.3MB in the end (delta: 47.7MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2024-11-09 00:00:33,255 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.85ms. Allocated memory is still 161.5MB. Free memory was 76.3MB in the beginning and 74.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:00:33,256 INFO L158 Benchmark]: Boogie Preprocessor took 23.98ms. Allocated memory is still 161.5MB. Free memory was 74.2MB in the beginning and 72.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:00:33,257 INFO L158 Benchmark]: RCFGBuilder took 502.31ms. Allocated memory is still 161.5MB. Free memory was 72.1MB in the beginning and 58.5MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:00:33,257 INFO L158 Benchmark]: CodeCheck took 355.04ms. Allocated memory is still 161.5MB. Free memory was 58.5MB in the beginning and 43.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:00:33,258 INFO L158 Benchmark]: Witness Printer took 5.81ms. Allocated memory is still 161.5MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:33,261 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: 1557]: 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 1566. 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); [L1566] 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) [L1566] 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] [L1567] CALL CWE191_Integer_Underflow__int_min_predec_31_bad() [L1550] int data; [L1551] data = 0 [L1552] data = (-0x7fffffff - 1) [L1554] int dataCopy = data; [L1555] int data = dataCopy; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] --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 0.39ms. Allocated memory is still 119.5MB. Free memory is still 89.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1556.43ms. Allocated memory is still 161.5MB. Free memory was 124.0MB in the beginning and 76.3MB in the end (delta: 47.7MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.85ms. Allocated memory is still 161.5MB. Free memory was 76.3MB in the beginning and 74.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.98ms. Allocated memory is still 161.5MB. Free memory was 74.2MB in the beginning and 72.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 502.31ms. Allocated memory is still 161.5MB. Free memory was 72.1MB in the beginning and 58.5MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 355.04ms. Allocated memory is still 161.5MB. Free memory was 58.5MB in the beginning and 43.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.81ms. Allocated memory is still 161.5MB. Free memory is still 43.8MB. 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 00:00:33,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/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_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/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_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/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_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/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 89629be9a9936a1df2e3e17b9608f712c12323a2ca961cefbaf5f581510d7966 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:00:35,953 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:00:36,051 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:00:36,096 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:00:36,097 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:00:36,098 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:00:36,098 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:00:36,101 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:00:36,102 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:00:36,102 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:00:36,102 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:00:36,103 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:00:36,103 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:00:36,103 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:00:36,104 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:00:36,104 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:00:36,104 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:00:36,110 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:00:36,110 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:00:36,110 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:00:36,111 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:00:36,111 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:00:36,111 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:00:36,112 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:00:36,112 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:00:36,112 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:36,112 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:00:36,113 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:00:36,113 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:00:36,113 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:00:36,114 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:00:36,114 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:00:36,114 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:00:36,114 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:36,118 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:00:36,118 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_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89629be9a9936a1df2e3e17b9608f712c12323a2ca961cefbaf5f581510d7966 [2024-11-09 00:00:36,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:00:36,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:00:36,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:00:36,579 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:00:36,580 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:00:36,582 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_31_bad.i Unable to find full path for "g++" [2024-11-09 00:00:38,710 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:00:39,139 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:00:39,142 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_31_bad.i [2024-11-09 00:00:39,175 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/data/550b51e8b/0865f7cc9bb14a36a9b64335ef693779/FLAG161bbb8b6 [2024-11-09 00:00:39,195 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/data/550b51e8b/0865f7cc9bb14a36a9b64335ef693779 [2024-11-09 00:00:39,197 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:00:39,199 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:00:39,201 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:00:39,201 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:00:39,207 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:00:39,208 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:00:39" (1/1) ... [2024-11-09 00:00:39,210 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b49a15d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:39, skipping insertion in model container [2024-11-09 00:00:39,210 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:00:39" (1/1) ... [2024-11-09 00:00:39,303 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:00:40,749 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:00:40,766 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:00:40,933 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:00:41,079 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:00:41,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:41 WrapperNode [2024-11-09 00:00:41,080 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:00:41,081 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:00:41,081 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:00:41,081 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:00:41,090 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:41" (1/1) ... [2024-11-09 00:00:41,141 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:41" (1/1) ... [2024-11-09 00:00:41,181 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-09 00:00:41,182 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:00:41,183 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:00:41,184 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:00:41,184 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:00:41,198 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:41" (1/1) ... [2024-11-09 00:00:41,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:41" (1/1) ... [2024-11-09 00:00:41,204 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:41" (1/1) ... [2024-11-09 00:00:41,205 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:41" (1/1) ... [2024-11-09 00:00:41,225 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:41" (1/1) ... [2024-11-09 00:00:41,227 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:41" (1/1) ... [2024-11-09 00:00:41,234 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:41" (1/1) ... [2024-11-09 00:00:41,235 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:41" (1/1) ... [2024-11-09 00:00:41,242 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:00:41,247 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:00:41,248 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:00:41,248 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:00:41,249 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:41" (1/1) ... [2024-11-09 00:00:41,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:00:41,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:00:41,293 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:00:41,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:00:41,341 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:00:41,341 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:00:41,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:00:41,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:00:41,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:00:41,521 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:00:41,523 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:00:41,663 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 00:00:41,664 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:00:41,726 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:00:41,727 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:00:41,727 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:41 BoogieIcfgContainer [2024-11-09 00:00:41,727 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:00:41,728 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:00:41,728 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:00:41,744 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:00:41,744 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:41" (1/1) ... [2024-11-09 00:00:41,757 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:00:41,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:41,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-09 00:00:41,836 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-09 00:00:41,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:00:41,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:41,845 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:41,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:41,849 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:41,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:00:42,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:42,069 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:00:42,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:42,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:42,186 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:00:42,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:42,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:00:42,234 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:00:42,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:00:42 ImpRootNode [2024-11-09 00:00:42,269 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:00:42,270 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:00:42,270 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:00:42,271 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:00:42,271 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:41" (3/4) ... [2024-11-09 00:00:42,275 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:00:42,276 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:00:42,278 INFO L158 Benchmark]: Toolchain (without parser) took 3078.32ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 45.7MB in the beginning and 60.6MB in the end (delta: -14.9MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2024-11-09 00:00:42,279 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 73.4MB. Free memory was 49.6MB in the beginning and 49.5MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:42,280 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1879.46ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 45.5MB in the beginning and 42.9MB in the end (delta: 2.5MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2024-11-09 00:00:42,280 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.10ms. Allocated memory is still 96.5MB. Free memory was 42.9MB in the beginning and 66.5MB in the end (delta: -23.6MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2024-11-09 00:00:42,281 INFO L158 Benchmark]: Boogie Preprocessor took 63.59ms. Allocated memory is still 96.5MB. Free memory was 66.5MB in the beginning and 64.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:00:42,282 INFO L158 Benchmark]: RCFGBuilder took 480.03ms. Allocated memory is still 96.5MB. Free memory was 64.4MB in the beginning and 48.4MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:00:42,283 INFO L158 Benchmark]: CodeCheck took 541.23ms. Allocated memory is still 96.5MB. Free memory was 48.4MB in the beginning and 61.1MB in the end (delta: -12.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:42,284 INFO L158 Benchmark]: Witness Printer took 6.53ms. Allocated memory is still 96.5MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:42,288 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: 1557]: 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 1566. 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); [L1566] 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) [L1566] 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] [L1567] CALL CWE191_Integer_Underflow__int_min_predec_31_bad() [L1550] int data; [L1551] data = 0 [L1552] data = (-0x7fffffff - 1) [L1554] int dataCopy = data; [L1555] int data = dataCopy; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] --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 0.36ms. Allocated memory is still 73.4MB. Free memory was 49.6MB in the beginning and 49.5MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1879.46ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 45.5MB in the beginning and 42.9MB in the end (delta: 2.5MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.10ms. Allocated memory is still 96.5MB. Free memory was 42.9MB in the beginning and 66.5MB in the end (delta: -23.6MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.59ms. Allocated memory is still 96.5MB. Free memory was 66.5MB in the beginning and 64.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 480.03ms. Allocated memory is still 96.5MB. Free memory was 64.4MB in the beginning and 48.4MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 541.23ms. Allocated memory is still 96.5MB. Free memory was 48.4MB in the beginning and 61.1MB in the end (delta: -12.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.53ms. Allocated memory is still 96.5MB. Free memory is still 60.6MB. 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 00:00:42,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_804f55f7-a87b-4cc5-b58c-0da9ef51d5fa/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