./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_18_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_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/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_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_18_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/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_0c49d990-8a46-426b-b277-98b85a6e1edc/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 6560ae8d1d4285e1dd645e1fae9b099bd7acfc91990045dbf01349bcbfaf7558 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:07:12,996 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:07:13,140 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:07:13,148 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:07:13,150 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:07:13,201 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:07:13,202 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:07:13,203 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:07:13,204 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:07:13,208 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:07:13,208 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:07:13,209 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:07:13,209 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:07:13,210 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:07:13,210 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:07:13,211 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:07:13,211 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:07:13,211 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:07:13,216 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:07:13,216 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:07:13,217 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:07:13,218 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:07:13,218 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:07:13,219 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:07:13,223 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:07:13,223 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:07:13,224 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:07:13,224 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:07:13,225 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:07:13,225 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:07:13,226 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:07:13,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:07:13,227 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_0c49d990-8a46-426b-b277-98b85a6e1edc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6560ae8d1d4285e1dd645e1fae9b099bd7acfc91990045dbf01349bcbfaf7558 [2024-11-08 23:07:13,607 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:07:13,651 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:07:13,655 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:07:13,657 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:07:13,657 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:07:13,659 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_18_bad.i Unable to find full path for "g++" [2024-11-08 23:07:15,927 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:07:16,279 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:07:16,280 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_18_bad.i [2024-11-08 23:07:16,305 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/data/51877d781/ac8cd34e71f14011aeabb69ad6c81825/FLAG24044de6b [2024-11-08 23:07:16,332 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/data/51877d781/ac8cd34e71f14011aeabb69ad6c81825 [2024-11-08 23:07:16,335 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:07:16,337 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:07:16,340 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:07:16,341 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:07:16,348 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:07:16,350 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:07:16" (1/1) ... [2024-11-08 23:07:16,351 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bc66ef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:16, skipping insertion in model container [2024-11-08 23:07:16,351 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:07:16" (1/1) ... [2024-11-08 23:07:16,446 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:07:17,780 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:07:17,800 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:07:17,986 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:07:18,316 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:07:18,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:18 WrapperNode [2024-11-08 23:07:18,318 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:07:18,319 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:07:18,320 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:07:18,320 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:07:18,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:18" (1/1) ... [2024-11-08 23:07:18,367 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:18" (1/1) ... [2024-11-08 23:07:18,401 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-08 23:07:18,401 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:07:18,403 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:07:18,403 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:07:18,403 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:07:18,415 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:18" (1/1) ... [2024-11-08 23:07:18,415 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:18" (1/1) ... [2024-11-08 23:07:18,418 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:18" (1/1) ... [2024-11-08 23:07:18,419 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:18" (1/1) ... [2024-11-08 23:07:18,425 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:18" (1/1) ... [2024-11-08 23:07:18,428 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:18" (1/1) ... [2024-11-08 23:07:18,430 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:18" (1/1) ... [2024-11-08 23:07:18,431 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:18" (1/1) ... [2024-11-08 23:07:18,434 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:07:18,436 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:07:18,436 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:07:18,436 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:07:18,438 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:18" (1/1) ... [2024-11-08 23:07:18,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:07:18,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:07:18,484 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:07:18,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:07:18,529 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:07:18,530 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:07:18,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:07:18,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:07:18,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:07:18,733 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:07:18,736 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:07:18,916 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 23:07:18,916 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:07:18,970 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:07:18,971 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:07:18,972 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:07:18 BoogieIcfgContainer [2024-11-08 23:07:18,972 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:07:18,973 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:07:18,974 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:07:18,985 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:07:18,986 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:07:18" (1/1) ... [2024-11-08 23:07:18,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:07:19,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:19,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:07:19,068 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:07:19,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:07:19,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:19,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:19,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:07:19,217 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:07:19,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:07:19,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:07:19,299 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:07:19,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:07:19,337 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:07:19,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:07:19 ImpRootNode [2024-11-08 23:07:19,382 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:07:19,385 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:07:19,386 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:07:19,386 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:07:19,387 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:07:18" (3/4) ... [2024-11-08 23:07:19,392 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:07:19,393 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:07:19,395 INFO L158 Benchmark]: Toolchain (without parser) took 3057.95ms. Allocated memory was 138.4MB in the beginning and 186.6MB in the end (delta: 48.2MB). Free memory was 93.8MB in the beginning and 91.2MB in the end (delta: 2.6MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. [2024-11-08 23:07:19,396 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 138.4MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:07:19,397 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1978.55ms. Allocated memory was 138.4MB in the beginning and 186.6MB in the end (delta: 48.2MB). Free memory was 93.8MB in the beginning and 123.5MB in the end (delta: -29.7MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. [2024-11-08 23:07:19,398 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.59ms. Allocated memory is still 186.6MB. Free memory was 123.5MB in the beginning and 120.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:07:19,399 INFO L158 Benchmark]: Boogie Preprocessor took 32.15ms. Allocated memory is still 186.6MB. Free memory was 120.5MB in the beginning and 119.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:07:19,400 INFO L158 Benchmark]: RCFGBuilder took 536.47ms. Allocated memory is still 186.6MB. Free memory was 119.3MB in the beginning and 105.9MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:07:19,401 INFO L158 Benchmark]: CodeCheck took 408.62ms. Allocated memory is still 186.6MB. Free memory was 105.9MB in the beginning and 91.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:07:19,401 INFO L158 Benchmark]: Witness Printer took 8.22ms. Allocated memory is still 186.6MB. Free memory is still 91.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:07:19,405 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1559]: 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_multiply_18_bad() [L1550] int data; [L1551] data = 0 [L1554] data = (-0x7fffffff - 1) 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] COND TRUE data < 0 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] [L1559] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 138.4MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1978.55ms. Allocated memory was 138.4MB in the beginning and 186.6MB in the end (delta: 48.2MB). Free memory was 93.8MB in the beginning and 123.5MB in the end (delta: -29.7MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.59ms. Allocated memory is still 186.6MB. Free memory was 123.5MB in the beginning and 120.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.15ms. Allocated memory is still 186.6MB. Free memory was 120.5MB in the beginning and 119.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 536.47ms. Allocated memory is still 186.6MB. Free memory was 119.3MB in the beginning and 105.9MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 408.62ms. Allocated memory is still 186.6MB. Free memory was 105.9MB in the beginning and 91.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 8.22ms. Allocated memory is still 186.6MB. Free memory is still 91.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:07:19,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/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_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/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_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_18_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/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_0c49d990-8a46-426b-b277-98b85a6e1edc/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 6560ae8d1d4285e1dd645e1fae9b099bd7acfc91990045dbf01349bcbfaf7558 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:07:22,570 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:07:22,714 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:07:22,774 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:07:22,776 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:07:22,777 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:07:22,778 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:07:22,778 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:07:22,780 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:07:22,780 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:07:22,781 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:07:22,781 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:07:22,783 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:07:22,785 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:07:22,785 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:07:22,786 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:07:22,786 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:07:22,791 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:07:22,791 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:07:22,792 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:07:22,792 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:07:22,793 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:07:22,793 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:07:22,794 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:07:22,794 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:07:22,794 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:07:22,795 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:07:22,795 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:07:22,802 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:07:22,802 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:07:22,803 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:07:22,803 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:07:22,804 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:07:22,804 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:07:22,804 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:07:22,810 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_0c49d990-8a46-426b-b277-98b85a6e1edc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6560ae8d1d4285e1dd645e1fae9b099bd7acfc91990045dbf01349bcbfaf7558 [2024-11-08 23:07:23,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:07:23,390 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:07:23,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:07:23,395 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:07:23,396 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:07:23,399 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_18_bad.i Unable to find full path for "g++" [2024-11-08 23:07:25,681 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:07:26,162 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:07:26,163 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_18_bad.i [2024-11-08 23:07:26,193 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/data/c6a1a7bdd/f6042ac6e981417c8177c988ef794e39/FLAG09e1909c5 [2024-11-08 23:07:26,273 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/data/c6a1a7bdd/f6042ac6e981417c8177c988ef794e39 [2024-11-08 23:07:26,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:07:26,277 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:07:26,279 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:07:26,279 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:07:26,285 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:07:26,286 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:07:26" (1/1) ... [2024-11-08 23:07:26,287 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2227b8e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:26, skipping insertion in model container [2024-11-08 23:07:26,289 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:07:26" (1/1) ... [2024-11-08 23:07:26,361 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:07:27,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:07:27,364 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:07:27,503 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:07:27,693 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:07:27,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:27 WrapperNode [2024-11-08 23:07:27,694 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:07:27,698 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:07:27,698 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:07:27,698 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:07:27,707 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:27" (1/1) ... [2024-11-08 23:07:27,744 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:27" (1/1) ... [2024-11-08 23:07:27,773 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-08 23:07:27,774 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:07:27,774 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:07:27,774 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:07:27,775 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:07:27,784 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:27" (1/1) ... [2024-11-08 23:07:27,785 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:27" (1/1) ... [2024-11-08 23:07:27,791 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:27" (1/1) ... [2024-11-08 23:07:27,795 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:27" (1/1) ... [2024-11-08 23:07:27,808 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:27" (1/1) ... [2024-11-08 23:07:27,810 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:27" (1/1) ... [2024-11-08 23:07:27,816 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:27" (1/1) ... [2024-11-08 23:07:27,820 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:27" (1/1) ... [2024-11-08 23:07:27,825 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:07:27,826 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:07:27,826 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:07:27,826 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:07:27,827 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:27" (1/1) ... [2024-11-08 23:07:27,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:07:27,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:07:27,865 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:07:27,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:07:27,903 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:07:27,903 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:07:27,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:07:27,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:07:27,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:07:28,090 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:07:28,092 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:07:28,255 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 23:07:28,255 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:07:28,327 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:07:28,327 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:07:28,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:07:28 BoogieIcfgContainer [2024-11-08 23:07:28,328 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:07:28,329 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:07:28,329 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:07:28,343 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:07:28,343 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:07:28" (1/1) ... [2024-11-08 23:07:28,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:07:28,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:28,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:07:28,420 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:07:28,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:07:28,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:28,427 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:07:28,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:07:28,430 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:07:28,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:07:28,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:07:28,608 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:07:28,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:07:28,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:07:28,719 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:07:28,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:07:28,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:07:28,757 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:07:28,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:07:28 ImpRootNode [2024-11-08 23:07:28,792 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:07:28,793 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:07:28,795 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:07:28,795 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:07:28,796 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:07:28" (3/4) ... [2024-11-08 23:07:28,798 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:07:28,800 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:07:28,801 INFO L158 Benchmark]: Toolchain (without parser) took 2523.20ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 41.7MB in the beginning and 33.2MB in the end (delta: 8.5MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2024-11-08 23:07:28,801 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 69.2MB. Free memory was 44.6MB in the beginning and 44.6MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:07:28,803 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1418.10ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 41.5MB in the beginning and 43.2MB in the end (delta: -1.6MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2024-11-08 23:07:28,803 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.95ms. Allocated memory is still 83.9MB. Free memory was 43.2MB in the beginning and 40.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:07:28,805 INFO L158 Benchmark]: Boogie Preprocessor took 50.99ms. Allocated memory is still 83.9MB. Free memory was 40.2MB in the beginning and 38.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:07:28,806 INFO L158 Benchmark]: RCFGBuilder took 501.88ms. Allocated memory is still 83.9MB. Free memory was 38.1MB in the beginning and 46.7MB in the end (delta: -8.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:07:28,806 INFO L158 Benchmark]: CodeCheck took 463.75ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 33.6MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:07:28,807 INFO L158 Benchmark]: Witness Printer took 7.17ms. Allocated memory is still 83.9MB. Free memory was 33.6MB in the beginning and 33.2MB in the end (delta: 449.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:07:28,812 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1559]: 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_multiply_18_bad() [L1550] int data; [L1551] data = 0 [L1554] data = (-0x7fffffff - 1) 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] COND TRUE data < 0 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] [L1559] data * 2 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 0.45ms. Allocated memory is still 69.2MB. Free memory was 44.6MB in the beginning and 44.6MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1418.10ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 41.5MB in the beginning and 43.2MB in the end (delta: -1.6MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.95ms. Allocated memory is still 83.9MB. Free memory was 43.2MB in the beginning and 40.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.99ms. Allocated memory is still 83.9MB. Free memory was 40.2MB in the beginning and 38.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 501.88ms. Allocated memory is still 83.9MB. Free memory was 38.1MB in the beginning and 46.7MB in the end (delta: -8.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 463.75ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 33.6MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 7.17ms. Allocated memory is still 83.9MB. Free memory was 33.6MB in the beginning and 33.2MB in the end (delta: 449.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:07:28,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c49d990-8a46-426b-b277-98b85a6e1edc/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