./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_64_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_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/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_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/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_48dec702-ec50-4bd5-8471-887579c16622/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 8059a7c52a1a8f004567e3005e2681f3d02b5c6110e2b65f22470b0d8c190da5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:36:20,370 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:36:20,451 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:36:20,456 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:36:20,457 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:36:20,480 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:36:20,481 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:36:20,481 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:36:20,482 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:36:20,482 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:36:20,482 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:36:20,482 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:36:20,482 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:36:20,482 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:36:20,482 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:36:20,483 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:36:20,483 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:36:20,483 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:36:20,483 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:36:20,483 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:36:20,483 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:36:20,484 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:36:20,484 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:36:20,484 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:36:20,484 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:36:20,484 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:36:20,484 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:36:20,485 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:36:20,485 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:36:20,485 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:36:20,485 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:36:20,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:36:20,486 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_48dec702-ec50-4bd5-8471-887579c16622/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 -> 8059a7c52a1a8f004567e3005e2681f3d02b5c6110e2b65f22470b0d8c190da5 [2024-11-13 20:36:20,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:36:20,831 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:36:20,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:36:20,835 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:36:20,835 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:36:20,837 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_64_bad.i Unable to find full path for "g++" [2024-11-13 20:36:22,701 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:36:23,218 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:36:23,219 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_64_bad.i [2024-11-13 20:36:23,255 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/data/6b8bd2e17/c1411b6255644e49b7a3cc850a941187/FLAG88d4763f8 [2024-11-13 20:36:23,284 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/data/6b8bd2e17/c1411b6255644e49b7a3cc850a941187 [2024-11-13 20:36:23,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:36:23,290 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:36:23,291 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:36:23,292 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:36:23,297 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:36:23,298 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:36:23" (1/1) ... [2024-11-13 20:36:23,302 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6258b093 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:23, skipping insertion in model container [2024-11-13 20:36:23,302 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:36:23" (1/1) ... [2024-11-13 20:36:23,383 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:36:24,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:36:24,491 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:36:24,590 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:36:24,698 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:36:24,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:24 WrapperNode [2024-11-13 20:36:24,699 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:36:24,700 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:36:24,700 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:36:24,700 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:36:24,707 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:24" (1/1) ... [2024-11-13 20:36:24,725 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:24" (1/1) ... [2024-11-13 20:36:24,744 INFO L138 Inliner]: procedures = 498, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 46 [2024-11-13 20:36:24,745 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:36:24,746 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:36:24,746 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:36:24,746 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:36:24,754 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:24" (1/1) ... [2024-11-13 20:36:24,754 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:24" (1/1) ... [2024-11-13 20:36:24,757 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:24" (1/1) ... [2024-11-13 20:36:24,757 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:24" (1/1) ... [2024-11-13 20:36:24,762 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:24" (1/1) ... [2024-11-13 20:36:24,764 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:24" (1/1) ... [2024-11-13 20:36:24,765 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:24" (1/1) ... [2024-11-13 20:36:24,766 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:24" (1/1) ... [2024-11-13 20:36:24,773 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:36:24,774 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:36:24,774 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:36:24,774 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:36:24,780 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:24" (1/1) ... [2024-11-13 20:36:24,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:36:24,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:36:24,824 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:36:24,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:36:24,861 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:36:24,861 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:36:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:36:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:36:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:36:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:36:24,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:36:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:36:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:36:25,024 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:36:25,050 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:36:25,183 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 20:36:25,184 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:36:25,246 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:36:25,246 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:36:25,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:36:25 BoogieIcfgContainer [2024-11-13 20:36:25,246 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:36:25,247 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:36:25,247 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:36:25,259 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:36:25,259 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:36:25" (1/1) ... [2024-11-13 20:36:25,269 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:36:25,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:36:25,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 20:36:25,326 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 20:36:25,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:36:25,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:36:25,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:36:25,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:36:25,487 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:36:25,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:36:25,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:36:25,607 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:36:25,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:36:25,640 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:36:25,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:36:25 ImpRootNode [2024-11-13 20:36:25,665 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:36:25,666 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:36:25,666 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:36:25,666 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:36:25,667 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:36:25" (3/4) ... [2024-11-13 20:36:25,672 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:36:25,673 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:36:25,675 INFO L158 Benchmark]: Toolchain (without parser) took 2385.08ms. Allocated memory is still 142.6MB. Free memory was 115.6MB in the beginning and 92.0MB in the end (delta: 23.6MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2024-11-13 20:36:25,676 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:25,677 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1407.90ms. Allocated memory is still 142.6MB. Free memory was 115.6MB in the beginning and 57.7MB in the end (delta: 57.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 20:36:25,677 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.11ms. Allocated memory is still 142.6MB. Free memory was 57.7MB in the beginning and 55.2MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:25,678 INFO L158 Benchmark]: Boogie Preprocessor took 27.38ms. Allocated memory is still 142.6MB. Free memory was 55.2MB in the beginning and 54.1MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:36:25,678 INFO L158 Benchmark]: RCFGBuilder took 472.90ms. Allocated memory is still 142.6MB. Free memory was 54.1MB in the beginning and 108.8MB in the end (delta: -54.7MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2024-11-13 20:36:25,680 INFO L158 Benchmark]: CodeCheck took 417.78ms. Allocated memory is still 142.6MB. Free memory was 108.8MB in the beginning and 92.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:36:25,680 INFO L158 Benchmark]: Witness Printer took 8.17ms. Allocated memory is still 142.6MB. Free memory is still 92.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:25,684 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1569]: 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_sub_64_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_sub_64b_badSink(&data) [L1566] int * dataPtr = (int *)dataVoidPtr; [L1567] EXPR \read(*dataPtr) [L1567] int data = (*dataPtr); [L1569] data - 1 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 0.41ms. Allocated memory is still 142.6MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1407.90ms. Allocated memory is still 142.6MB. Free memory was 115.6MB in the beginning and 57.7MB in the end (delta: 57.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.11ms. Allocated memory is still 142.6MB. Free memory was 57.7MB in the beginning and 55.2MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.38ms. Allocated memory is still 142.6MB. Free memory was 55.2MB in the beginning and 54.1MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 472.90ms. Allocated memory is still 142.6MB. Free memory was 54.1MB in the beginning and 108.8MB in the end (delta: -54.7MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * CodeCheck took 417.78ms. Allocated memory is still 142.6MB. Free memory was 108.8MB in the beginning and 92.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 8.17ms. Allocated memory is still 142.6MB. Free memory is still 92.0MB. 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 20:36:25,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/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 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_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/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_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/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_48dec702-ec50-4bd5-8471-887579c16622/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 8059a7c52a1a8f004567e3005e2681f3d02b5c6110e2b65f22470b0d8c190da5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:36:28,488 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:36:28,609 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 20:36:28,680 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:36:28,681 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:36:28,682 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:36:28,682 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:36:28,682 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:36:28,682 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:36:28,682 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:36:28,683 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:36:28,683 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:36:28,683 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:36:28,683 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:36:28,683 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:36:28,683 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:36:28,683 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:36:28,684 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:36:28,685 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:36:28,685 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:36:28,686 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:36:28,686 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:36:28,686 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:36:28,687 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:36:28,687 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:36:28,687 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:36:28,687 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:36:28,687 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:36:28,687 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:36:28,688 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:36:28,688 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:36:28,688 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:36:28,688 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:36:28,688 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:36:28,688 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:36:28,688 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_48dec702-ec50-4bd5-8471-887579c16622/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 -> 8059a7c52a1a8f004567e3005e2681f3d02b5c6110e2b65f22470b0d8c190da5 [2024-11-13 20:36:28,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:36:28,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:36:28,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:36:28,992 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:36:28,996 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:36:28,997 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_64_bad.i Unable to find full path for "g++" [2024-11-13 20:36:31,067 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:36:31,632 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:36:31,633 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_64_bad.i [2024-11-13 20:36:31,677 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/data/e4152862d/6a8683d203ae4758b0756b76405ab89c/FLAGb5091951a [2024-11-13 20:36:31,707 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/data/e4152862d/6a8683d203ae4758b0756b76405ab89c [2024-11-13 20:36:31,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:36:31,712 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:36:31,714 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:36:31,715 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:36:31,721 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:36:31,722 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:36:31" (1/1) ... [2024-11-13 20:36:31,725 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2534682 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:31, skipping insertion in model container [2024-11-13 20:36:31,726 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:36:31" (1/1) ... [2024-11-13 20:36:31,787 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:36:32,951 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 20:36:32,955 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:36:32,979 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:36:33,087 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:36:33,255 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:36:33,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:33 WrapperNode [2024-11-13 20:36:33,256 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:36:33,257 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:36:33,257 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:36:33,257 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:36:33,264 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:33" (1/1) ... [2024-11-13 20:36:33,296 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:33" (1/1) ... [2024-11-13 20:36:33,324 INFO L138 Inliner]: procedures = 503, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 46 [2024-11-13 20:36:33,324 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:36:33,325 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:36:33,325 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:36:33,325 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:36:33,333 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:33" (1/1) ... [2024-11-13 20:36:33,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:33" (1/1) ... [2024-11-13 20:36:33,337 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:33" (1/1) ... [2024-11-13 20:36:33,337 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:33" (1/1) ... [2024-11-13 20:36:33,346 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:33" (1/1) ... [2024-11-13 20:36:33,348 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:33" (1/1) ... [2024-11-13 20:36:33,350 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:33" (1/1) ... [2024-11-13 20:36:33,352 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:33" (1/1) ... [2024-11-13 20:36:33,355 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:36:33,356 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:36:33,356 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:36:33,356 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:36:33,357 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:33" (1/1) ... [2024-11-13 20:36:33,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:36:33,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:36:33,401 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:36:33,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:36:33,431 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:36:33,432 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:36:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:36:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:36:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:36:33,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:36:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 20:36:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:36:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 20:36:33,598 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:36:33,603 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:36:33,756 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-13 20:36:33,756 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:36:33,826 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:36:33,826 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:36:33,826 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:36:33 BoogieIcfgContainer [2024-11-13 20:36:33,826 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:36:33,827 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:36:33,827 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:36:33,843 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:36:33,843 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:36:33" (1/1) ... [2024-11-13 20:36:33,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:36:33,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:36:33,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 20:36:33,922 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 20:36:33,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:36:33,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:36:33,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:36:33,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:36:33,933 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:36:33,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:36:34,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:36:34,187 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:36:34,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:36:34,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:36:34,372 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:36:34,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:36:34,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:36:34,458 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:36:34,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:36:34 ImpRootNode [2024-11-13 20:36:34,496 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:36:34,497 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:36:34,497 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:36:34,497 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:36:34,498 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:36:33" (3/4) ... [2024-11-13 20:36:34,501 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:36:34,502 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:36:34,504 INFO L158 Benchmark]: Toolchain (without parser) took 2790.99ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 79.0MB in the end (delta: 9.6MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2024-11-13 20:36:34,505 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 117.4MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:34,505 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1542.21ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 66.3MB in the end (delta: 22.3MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2024-11-13 20:36:34,506 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.10ms. Allocated memory is still 117.4MB. Free memory was 66.3MB in the beginning and 63.6MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:34,506 INFO L158 Benchmark]: Boogie Preprocessor took 30.33ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 62.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:34,506 INFO L158 Benchmark]: RCFGBuilder took 470.51ms. Allocated memory is still 117.4MB. Free memory was 62.1MB in the beginning and 45.9MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:36:34,510 INFO L158 Benchmark]: CodeCheck took 668.74ms. Allocated memory is still 117.4MB. Free memory was 45.9MB in the beginning and 79.7MB in the end (delta: -33.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:34,510 INFO L158 Benchmark]: Witness Printer took 5.11ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 79.0MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:34,512 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1569]: 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_sub_64_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_sub_64b_badSink(&data) [L1566] int * dataPtr = (int *)dataVoidPtr; [L1567] EXPR \read(*dataPtr) [L1567] int data = (*dataPtr); [L1569] data - 1 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 0.46ms. Allocated memory is still 117.4MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1542.21ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 66.3MB in the end (delta: 22.3MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.10ms. Allocated memory is still 117.4MB. Free memory was 66.3MB in the beginning and 63.6MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.33ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 62.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 470.51ms. Allocated memory is still 117.4MB. Free memory was 62.1MB in the beginning and 45.9MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 668.74ms. Allocated memory is still 117.4MB. Free memory was 45.9MB in the beginning and 79.7MB in the end (delta: -33.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.11ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 79.0MB in the end (delta: 42.6kB). 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 20:36:34,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dec702-ec50-4bd5-8471-887579c16622/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