./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_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_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/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_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/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_63459f5a-f8c1-4484-87c5-007a63bc7520/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 232b607081550dc135b636338bd70af89b5216503366a52f6572487667458da2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:47:15,837 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:47:15,928 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:47:15,935 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:47:15,936 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:47:15,962 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:47:15,963 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:47:15,964 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:47:15,964 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:47:15,964 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:47:15,965 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:47:15,965 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:47:15,965 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:47:15,965 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:47:15,965 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:47:15,965 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:47:15,965 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:47:15,965 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:47:15,965 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:47:15,965 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:47:15,965 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:47:15,966 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:47:15,966 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:47:15,966 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:47:15,966 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:47:15,966 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:47:15,966 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:47:15,966 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:47:15,966 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:47:15,966 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:47:15,966 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:47:15,966 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:47:15,967 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_63459f5a-f8c1-4484-87c5-007a63bc7520/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 -> 232b607081550dc135b636338bd70af89b5216503366a52f6572487667458da2 [2024-11-13 22:47:16,260 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:47:16,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:47:16,271 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:47:16,273 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:47:16,273 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:47:16,274 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_53_bad.i Unable to find full path for "g++" [2024-11-13 22:47:18,234 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:47:18,732 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:47:18,732 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_53_bad.i [2024-11-13 22:47:18,755 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/data/32e88707b/8388b16845ad48299a379b0c85530f6f/FLAG732e86455 [2024-11-13 22:47:18,778 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/data/32e88707b/8388b16845ad48299a379b0c85530f6f [2024-11-13 22:47:18,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:47:18,784 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:47:18,786 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:47:18,787 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:47:18,795 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:47:18,796 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:47:18" (1/1) ... [2024-11-13 22:47:18,799 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b243a7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:18, skipping insertion in model container [2024-11-13 22:47:18,799 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:47:18" (1/1) ... [2024-11-13 22:47:18,867 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:47:19,838 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:47:19,849 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:47:19,997 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:47:20,171 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:47:20,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:20 WrapperNode [2024-11-13 22:47:20,172 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:47:20,173 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:47:20,173 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:47:20,173 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:47:20,179 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:20" (1/1) ... [2024-11-13 22:47:20,201 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:20" (1/1) ... [2024-11-13 22:47:20,237 INFO L138 Inliner]: procedures = 500, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 105 [2024-11-13 22:47:20,238 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:47:20,238 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:47:20,239 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:47:20,239 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:47:20,246 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:20" (1/1) ... [2024-11-13 22:47:20,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:20" (1/1) ... [2024-11-13 22:47:20,255 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:20" (1/1) ... [2024-11-13 22:47:20,255 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:20" (1/1) ... [2024-11-13 22:47:20,264 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:20" (1/1) ... [2024-11-13 22:47:20,266 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:20" (1/1) ... [2024-11-13 22:47:20,272 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:20" (1/1) ... [2024-11-13 22:47:20,277 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:20" (1/1) ... [2024-11-13 22:47:20,279 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:47:20,283 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:47:20,283 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:47:20,283 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:47:20,284 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:20" (1/1) ... [2024-11-13 22:47:20,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:47:20,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:47:20,325 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:47:20,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:47:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:47:20,358 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:47:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:47:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:47:20,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:47:20,555 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:47:20,558 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:47:20,773 INFO L? ?]: Removed 62 outVars from TransFormulas that were not future-live. [2024-11-13 22:47:20,773 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:47:21,055 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:47:21,056 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:47:21,056 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:47:21 BoogieIcfgContainer [2024-11-13 22:47:21,056 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:47:21,057 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:47:21,057 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:47:21,066 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:47:21,066 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:47:21" (1/1) ... [2024-11-13 22:47:21,077 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:47:21,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:47:21,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 22:47:21,131 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 22:47:21,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:47:21,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:47:21,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:47:21,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:21,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:47:21,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:47:21,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 22:47:21,757 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 22:47:21,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:47:21,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:47:21,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:47:21,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:47:21,887 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:47:22,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:47:22,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:47:22,100 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:47:22,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:47:22,156 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:47:22,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:47:22 ImpRootNode [2024-11-13 22:47:22,191 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:47:22,192 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:47:22,192 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:47:22,193 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:47:22,193 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:47:21" (3/4) ... [2024-11-13 22:47:22,196 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:47:22,197 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:47:22,198 INFO L158 Benchmark]: Toolchain (without parser) took 3414.44ms. Allocated memory is still 117.4MB. Free memory was 88.1MB in the beginning and 74.7MB in the end (delta: 13.4MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2024-11-13 22:47:22,201 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:47:22,201 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1386.61ms. Allocated memory is still 117.4MB. Free memory was 87.7MB in the beginning and 78.3MB in the end (delta: 9.4MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2024-11-13 22:47:22,201 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.86ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 75.5MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:47:22,202 INFO L158 Benchmark]: Boogie Preprocessor took 44.12ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 74.8MB in the end (delta: 703.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:47:22,202 INFO L158 Benchmark]: RCFGBuilder took 772.93ms. Allocated memory is still 117.4MB. Free memory was 74.8MB in the beginning and 86.2MB in the end (delta: -11.4MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. [2024-11-13 22:47:22,203 INFO L158 Benchmark]: CodeCheck took 1134.53ms. Allocated memory is still 117.4MB. Free memory was 86.2MB in the beginning and 75.5MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-13 22:47:22,203 INFO L158 Benchmark]: Witness Printer took 5.19ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 74.7MB in the end (delta: 834.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:47:22,206 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: 1.1s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 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, 0.4s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1577]: 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, overapproximation of bitwiseOr at line 1553. 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 CWE190_Integer_Overflow__int_rand_preinc_53_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_preinc_53b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_preinc_53c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_rand_preinc_53d_badSink(data) [L1577] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1386.61ms. Allocated memory is still 117.4MB. Free memory was 87.7MB in the beginning and 78.3MB in the end (delta: 9.4MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.86ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 75.5MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.12ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 74.8MB in the end (delta: 703.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 772.93ms. Allocated memory is still 117.4MB. Free memory was 74.8MB in the beginning and 86.2MB in the end (delta: -11.4MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. * CodeCheck took 1134.53ms. Allocated memory is still 117.4MB. Free memory was 86.2MB in the beginning and 75.5MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 5.19ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 74.7MB in the end (delta: 834.9kB). 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 22:47:22,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/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_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/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_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/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_63459f5a-f8c1-4484-87c5-007a63bc7520/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 232b607081550dc135b636338bd70af89b5216503366a52f6572487667458da2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:47:24,808 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:47:24,896 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:47:24,930 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:47:24,935 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:47:24,936 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:47:24,936 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:47:24,936 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:47:24,937 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:47:24,937 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:47:24,938 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:47:24,938 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:47:24,939 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:47:24,939 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:47:24,939 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:47:24,939 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:47:24,939 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:47:24,939 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:47:24,940 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:47:24,940 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:47:24,940 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:47:24,940 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:47:24,940 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:47:24,940 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:47:24,941 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:47:24,941 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:47:24,941 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:47:24,941 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:47:24,941 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:47:24,942 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:47:24,942 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:47:24,942 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:47:24,942 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:47:24,942 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:47:24,942 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:47:24,942 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_63459f5a-f8c1-4484-87c5-007a63bc7520/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 -> 232b607081550dc135b636338bd70af89b5216503366a52f6572487667458da2 [2024-11-13 22:47:25,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:47:25,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:47:25,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:47:25,246 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:47:25,246 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:47:25,248 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_53_bad.i Unable to find full path for "g++" [2024-11-13 22:47:27,229 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:47:27,683 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:47:27,684 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_53_bad.i [2024-11-13 22:47:27,707 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/data/c61bd7e4b/8699c429cebf473b8bbcdeafccfad258/FLAGb3565bc25 [2024-11-13 22:47:27,730 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/data/c61bd7e4b/8699c429cebf473b8bbcdeafccfad258 [2024-11-13 22:47:27,732 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:47:27,734 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:47:27,737 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:47:27,738 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:47:27,743 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:47:27,745 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:47:27" (1/1) ... [2024-11-13 22:47:27,748 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44719b8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:27, skipping insertion in model container [2024-11-13 22:47:27,748 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:47:27" (1/1) ... [2024-11-13 22:47:27,814 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:47:28,737 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:47:28,756 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:47:28,870 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:47:29,035 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:47:29,036 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:29 WrapperNode [2024-11-13 22:47:29,036 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:47:29,037 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:47:29,037 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:47:29,038 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:47:29,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:29" (1/1) ... [2024-11-13 22:47:29,066 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:29" (1/1) ... [2024-11-13 22:47:29,085 INFO L138 Inliner]: procedures = 505, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 65 [2024-11-13 22:47:29,085 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:47:29,086 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:47:29,086 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:47:29,087 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:47:29,093 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:29" (1/1) ... [2024-11-13 22:47:29,094 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:29" (1/1) ... [2024-11-13 22:47:29,096 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:29" (1/1) ... [2024-11-13 22:47:29,097 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:29" (1/1) ... [2024-11-13 22:47:29,105 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:29" (1/1) ... [2024-11-13 22:47:29,106 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:29" (1/1) ... [2024-11-13 22:47:29,109 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:29" (1/1) ... [2024-11-13 22:47:29,110 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:29" (1/1) ... [2024-11-13 22:47:29,113 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:47:29,114 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:47:29,114 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:47:29,114 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:47:29,115 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:29" (1/1) ... [2024-11-13 22:47:29,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:47:29,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:47:29,154 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:47:29,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:47:29,192 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:47:29,192 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:47:29,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:47:29,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:47:29,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:47:29,354 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:47:29,355 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:47:29,516 INFO L? ?]: Removed 33 outVars from TransFormulas that were not future-live. [2024-11-13 22:47:29,517 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:47:29,612 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:47:29,612 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:47:29,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:47:29 BoogieIcfgContainer [2024-11-13 22:47:29,613 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:47:29,614 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:47:29,614 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:47:29,631 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:47:29,632 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:47:29" (1/1) ... [2024-11-13 22:47:29,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:47:29,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:47:29,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 22:47:29,699 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 22:47:29,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:47:29,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:47:29,704 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:47:29,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:47:29,708 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:47:29,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:47:29,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:29,892 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:47:29,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:29,937 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:47:29,940 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:47:29,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:47:29,962 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:47:29,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 22:47:29,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:47:29,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 22:47:29,985 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 22:47:29,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:47:29,985 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:47:29,985 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:47:29,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:47:29,989 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:47:29,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:47:30,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:47:30,153 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:47:30,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:47:30,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:47:30,274 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:47:30,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:47:30,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:47:30,315 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:47:30,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:47:30 ImpRootNode [2024-11-13 22:47:30,346 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:47:30,347 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:47:30,347 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:47:30,347 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:47:30,348 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:47:29" (3/4) ... [2024-11-13 22:47:30,349 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:47:30,350 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:47:30,351 INFO L158 Benchmark]: Toolchain (without parser) took 2616.93ms. Allocated memory is still 83.9MB. Free memory was 56.9MB in the beginning and 32.3MB in the end (delta: 24.6MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2024-11-13 22:47:30,351 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:47:30,352 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1300.14ms. Allocated memory is still 83.9MB. Free memory was 56.9MB in the beginning and 51.4MB in the end (delta: 5.4MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. [2024-11-13 22:47:30,352 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.43ms. Allocated memory is still 83.9MB. Free memory was 51.4MB in the beginning and 48.6MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:47:30,352 INFO L158 Benchmark]: Boogie Preprocessor took 26.72ms. Allocated memory is still 83.9MB. Free memory was 48.6MB in the beginning and 47.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:47:30,353 INFO L158 Benchmark]: RCFGBuilder took 499.18ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 29.3MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:47:30,353 INFO L158 Benchmark]: CodeCheck took 732.77ms. Allocated memory is still 83.9MB. Free memory was 29.3MB in the beginning and 32.3MB in the end (delta: -2.9MB). Peak memory consumption was 1.3MB. Max. memory is 16.1GB. [2024-11-13 22:47:30,354 INFO L158 Benchmark]: Witness Printer took 3.34ms. Allocated memory is still 83.9MB. Free memory is still 32.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:47:30,356 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: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 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, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 30 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1577]: 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 CWE190_Integer_Overflow__int_rand_preinc_53_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_preinc_53b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_preinc_53c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_rand_preinc_53d_badSink(data) [L1577] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1300.14ms. Allocated memory is still 83.9MB. Free memory was 56.9MB in the beginning and 51.4MB in the end (delta: 5.4MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.43ms. Allocated memory is still 83.9MB. Free memory was 51.4MB in the beginning and 48.6MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.72ms. Allocated memory is still 83.9MB. Free memory was 48.6MB in the beginning and 47.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 499.18ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 29.3MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 732.77ms. Allocated memory is still 83.9MB. Free memory was 29.3MB in the beginning and 32.3MB in the end (delta: -2.9MB). Peak memory consumption was 1.3MB. Max. memory is 16.1GB. * Witness Printer took 3.34ms. Allocated memory is still 83.9MB. Free memory is still 32.3MB. 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 22:47:30,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63459f5a-f8c1-4484-87c5-007a63bc7520/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