./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_53_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm --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 96e6cb03586c67a7abefad4cebfed76b5f1cb4efab5623dd11c671c0ec7380b1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:30:19,554 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:30:19,647 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:30:19,654 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:30:19,654 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:30:19,690 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:30:19,691 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:30:19,691 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:30:19,691 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:30:19,691 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:30:19,692 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:30:19,692 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:30:19,692 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:30:19,692 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:30:19,692 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:30:19,692 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:30:19,692 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:30:19,692 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:30:19,692 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:30:19,693 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:30:19,693 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:30:19,693 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:30:19,693 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:30:19,693 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:30:19,693 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:30:19,694 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:30:19,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:30:19,694 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:30:19,694 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:30:19,694 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:30:19,694 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:30:19,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:30:19,694 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm 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 -> 96e6cb03586c67a7abefad4cebfed76b5f1cb4efab5623dd11c671c0ec7380b1 [2024-11-13 21:30:20,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:30:20,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:30:20,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:30:20,060 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:30:20,061 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:30:20,065 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_53_bad.i Unable to find full path for "g++" [2024-11-13 21:30:22,020 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:30:22,509 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:30:22,510 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_53_bad.i [2024-11-13 21:30:22,551 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/data/ae1cb2e03/17e86683f7114366aff01c414b9583e8/FLAG1a8d8d283 [2024-11-13 21:30:22,575 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/data/ae1cb2e03/17e86683f7114366aff01c414b9583e8 [2024-11-13 21:30:22,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:30:22,580 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:30:22,582 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:30:22,583 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:30:22,587 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:30:22,588 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:30:22" (1/1) ... [2024-11-13 21:30:22,590 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dfe2769 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:22, skipping insertion in model container [2024-11-13 21:30:22,593 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:30:22" (1/1) ... [2024-11-13 21:30:22,659 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:30:23,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:30:24,011 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:30:24,166 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:30:24,291 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:30:24,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:24 WrapperNode [2024-11-13 21:30:24,291 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:30:24,292 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:30:24,293 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:30:24,293 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:30:24,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:24" (1/1) ... [2024-11-13 21:30:24,318 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:24" (1/1) ... [2024-11-13 21:30:24,338 INFO L138 Inliner]: procedures = 500, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 45 [2024-11-13 21:30:24,339 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:30:24,340 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:30:24,340 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:30:24,340 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:30:24,348 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:24" (1/1) ... [2024-11-13 21:30:24,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:24" (1/1) ... [2024-11-13 21:30:24,350 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:24" (1/1) ... [2024-11-13 21:30:24,351 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:24" (1/1) ... [2024-11-13 21:30:24,356 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:24" (1/1) ... [2024-11-13 21:30:24,358 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:24" (1/1) ... [2024-11-13 21:30:24,359 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:24" (1/1) ... [2024-11-13 21:30:24,360 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:24" (1/1) ... [2024-11-13 21:30:24,362 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:30:24,363 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:30:24,364 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:30:24,364 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:30:24,365 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:24" (1/1) ... [2024-11-13 21:30:24,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:30:24,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:30:24,419 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:30:24,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:30:24,459 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:30:24,459 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:30:24,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:30:24,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:30:24,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:30:24,634 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:30:24,636 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:30:24,770 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 21:30:24,770 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:30:24,831 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:30:24,831 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:30:24,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:30:24 BoogieIcfgContainer [2024-11-13 21:30:24,832 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:30:24,832 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:30:24,833 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:30:24,846 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:30:24,846 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:30:24" (1/1) ... [2024-11-13 21:30:24,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:30:24,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:24,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 21:30:24,938 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 21:30:24,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:30:24,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:24,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:25,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:30:25,098 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:30:25,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:30:25,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:30:25,216 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:30:25,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:30:25,263 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:30:25,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:30:25 ImpRootNode [2024-11-13 21:30:25,301 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:30:25,303 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:30:25,304 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:30:25,305 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:30:25,305 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:30:24" (3/4) ... [2024-11-13 21:30:25,308 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:30:25,309 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:30:25,310 INFO L158 Benchmark]: Toolchain (without parser) took 2730.82ms. Allocated memory is still 142.6MB. Free memory was 113.9MB in the beginning and 93.7MB in the end (delta: 20.2MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2024-11-13 21:30:25,313 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 117.4MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:30:25,314 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1710.32ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 55.0MB in the end (delta: 58.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 21:30:25,314 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.64ms. Allocated memory is still 142.6MB. Free memory was 55.0MB in the beginning and 52.6MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:30:25,316 INFO L158 Benchmark]: Boogie Preprocessor took 23.12ms. Allocated memory is still 142.6MB. Free memory was 52.6MB in the beginning and 51.7MB in the end (delta: 949.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:30:25,316 INFO L158 Benchmark]: RCFGBuilder took 468.42ms. Allocated memory is still 142.6MB. Free memory was 51.7MB in the beginning and 107.9MB in the end (delta: -56.3MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2024-11-13 21:30:25,318 INFO L158 Benchmark]: CodeCheck took 469.15ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 94.4MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:30:25,319 INFO L158 Benchmark]: Witness Printer took 6.34ms. Allocated memory is still 142.6MB. Free memory was 94.4MB in the beginning and 93.7MB in the end (delta: 736.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:30:25,323 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: 1578]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE191_Integer_Underflow__int_min_multiply_53_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_multiply_53b_badSink(data) [L1567] CALL CWE191_Integer_Underflow__int_min_multiply_53c_badSink(data) [L1572] CALL CWE191_Integer_Underflow__int_min_multiply_53d_badSink(data) [L1576] 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] [L1578] 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 0.52ms. Allocated memory is still 117.4MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1710.32ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 55.0MB in the end (delta: 58.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.64ms. Allocated memory is still 142.6MB. Free memory was 55.0MB in the beginning and 52.6MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.12ms. Allocated memory is still 142.6MB. Free memory was 52.6MB in the beginning and 51.7MB in the end (delta: 949.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 468.42ms. Allocated memory is still 142.6MB. Free memory was 51.7MB in the beginning and 107.9MB in the end (delta: -56.3MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * CodeCheck took 469.15ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 94.4MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 6.34ms. Allocated memory is still 142.6MB. Free memory was 94.4MB in the beginning and 93.7MB in the end (delta: 736.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:30:25,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm --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 96e6cb03586c67a7abefad4cebfed76b5f1cb4efab5623dd11c671c0ec7380b1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:30:28,246 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:30:28,380 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:30:28,430 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:30:28,431 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:30:28,431 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:30:28,432 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:30:28,432 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:30:28,432 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:30:28,432 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:30:28,432 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:30:28,433 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:30:28,433 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:30:28,433 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:30:28,433 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:30:28,433 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:30:28,433 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:30:28,433 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:30:28,433 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:30:28,433 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:30:28,434 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:30:28,434 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:30:28,434 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:30:28,434 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:30:28,434 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:30:28,436 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:28,436 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:30:28,436 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:30:28,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:30:28,436 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:30:28,436 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:30:28,437 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:30:28,437 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:30:28,437 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:28,438 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:30:28,438 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm 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 -> 96e6cb03586c67a7abefad4cebfed76b5f1cb4efab5623dd11c671c0ec7380b1 [2024-11-13 21:30:28,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:30:28,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:30:28,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:30:28,838 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:30:28,842 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:30:28,844 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_53_bad.i Unable to find full path for "g++" [2024-11-13 21:30:30,881 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:30:31,384 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:30:31,387 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_53_bad.i [2024-11-13 21:30:31,422 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/data/99e3b8e61/c944082a8db046e59bfcf2a0c31bd3d7/FLAGe6028a0ea [2024-11-13 21:30:31,444 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/data/99e3b8e61/c944082a8db046e59bfcf2a0c31bd3d7 [2024-11-13 21:30:31,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:30:31,449 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:30:31,452 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:30:31,453 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:30:31,459 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:30:31,460 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:30:31" (1/1) ... [2024-11-13 21:30:31,463 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ddd60de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:31, skipping insertion in model container [2024-11-13 21:30:31,463 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:30:31" (1/1) ... [2024-11-13 21:30:31,532 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:30:32,808 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:30:32,832 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:30:33,010 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:30:33,249 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:30:33,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:33 WrapperNode [2024-11-13 21:30:33,250 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:30:33,251 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:30:33,251 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:30:33,252 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:30:33,259 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:33" (1/1) ... [2024-11-13 21:30:33,295 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:33" (1/1) ... [2024-11-13 21:30:33,320 INFO L138 Inliner]: procedures = 505, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 45 [2024-11-13 21:30:33,323 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:30:33,323 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:30:33,324 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:30:33,324 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:30:33,332 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:33" (1/1) ... [2024-11-13 21:30:33,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:33" (1/1) ... [2024-11-13 21:30:33,335 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:33" (1/1) ... [2024-11-13 21:30:33,336 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:33" (1/1) ... [2024-11-13 21:30:33,345 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:33" (1/1) ... [2024-11-13 21:30:33,347 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:33" (1/1) ... [2024-11-13 21:30:33,349 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:33" (1/1) ... [2024-11-13 21:30:33,351 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:33" (1/1) ... [2024-11-13 21:30:33,354 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:30:33,355 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:30:33,355 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:30:33,355 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:30:33,356 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:33" (1/1) ... [2024-11-13 21:30:33,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:30:33,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:30:33,404 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:30:33,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:30:33,442 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:30:33,442 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:30:33,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:30:33,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:30:33,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:30:33,613 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:30:33,615 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:30:33,786 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 21:30:33,787 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:30:33,858 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:30:33,858 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:30:33,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:30:33 BoogieIcfgContainer [2024-11-13 21:30:33,859 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:30:33,859 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:30:33,860 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:30:33,868 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:30:33,868 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:30:33" (1/1) ... [2024-11-13 21:30:33,874 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:30:33,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:33,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 21:30:33,918 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 21:30:33,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:30:33,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:33,922 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:33,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:33,924 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:33,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:30:34,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:30:34,105 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:30:34,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:30:34,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:30:34,236 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:30:34,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:30:34,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:30:34,283 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:30:34,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:30:34 ImpRootNode [2024-11-13 21:30:34,320 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:30:34,323 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:30:34,323 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:30:34,323 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:30:34,324 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:30:33" (3/4) ... [2024-11-13 21:30:34,327 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:30:34,328 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:30:34,331 INFO L158 Benchmark]: Toolchain (without parser) took 2880.27ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 82.9MB in the end (delta: 8.1MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2024-11-13 21:30:34,331 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 83.9MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:30:34,332 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1798.31ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 76.9MB in the end (delta: 13.8MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2024-11-13 21:30:34,332 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.01ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 74.2MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:30:34,333 INFO L158 Benchmark]: Boogie Preprocessor took 30.63ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 72.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:30:34,333 INFO L158 Benchmark]: RCFGBuilder took 503.94ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 57.5MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:30:34,333 INFO L158 Benchmark]: CodeCheck took 461.17ms. Allocated memory is still 117.4MB. Free memory was 57.5MB in the beginning and 82.9MB in the end (delta: -25.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:30:34,334 INFO L158 Benchmark]: Witness Printer took 5.34ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 82.9MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:30:34,339 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: 1578]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE191_Integer_Underflow__int_min_multiply_53_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_multiply_53b_badSink(data) [L1567] CALL CWE191_Integer_Underflow__int_min_multiply_53c_badSink(data) [L1572] CALL CWE191_Integer_Underflow__int_min_multiply_53d_badSink(data) [L1576] 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] [L1578] 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 0.59ms. Allocated memory is still 83.9MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1798.31ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 76.9MB in the end (delta: 13.8MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.01ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 74.2MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.63ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 72.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 503.94ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 57.5MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 461.17ms. Allocated memory is still 117.4MB. Free memory was 57.5MB in the beginning and 82.9MB in the end (delta: -25.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.34ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 82.9MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:30:34,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fde31e93-4310-481a-8ed5-e14f772a88f5/bin/ukojak-verify-EEHR8qb7sm/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