./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_14_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_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/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_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_14_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/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_80dfea46-444f-4423-9f46-08096d9de6c9/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 1cdbebaa4ac19f3220f201a93734925a71caa9600dba57c544f182459b24d310 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:29:10,024 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:29:10,114 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:29:10,123 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:29:10,123 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:29:10,159 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:29:10,160 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:29:10,160 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:29:10,160 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:29:10,160 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:29:10,160 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:29:10,161 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:29:10,161 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:29:10,161 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:29:10,161 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:29:10,161 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:29:10,161 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:29:10,161 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:29:10,161 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:29:10,161 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:29:10,162 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:29:10,162 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:29:10,162 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:29:10,162 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:29:10,162 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:29:10,162 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:29:10,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:10,162 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:29:10,162 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:29:10,163 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:29:10,163 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:29:10,163 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:29:10,163 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_80dfea46-444f-4423-9f46-08096d9de6c9/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 -> 1cdbebaa4ac19f3220f201a93734925a71caa9600dba57c544f182459b24d310 [2024-11-13 21:29:10,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:29:10,507 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:29:10,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:29:10,511 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:29:10,512 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:29:10,513 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_14_bad.i Unable to find full path for "g++" [2024-11-13 21:29:12,384 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:29:12,940 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:29:12,941 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_14_bad.i [2024-11-13 21:29:12,973 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/data/b5e159e3a/af10c81d45ee4798ada2e7a2f16f3392/FLAG82908ccb6 [2024-11-13 21:29:12,993 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/data/b5e159e3a/af10c81d45ee4798ada2e7a2f16f3392 [2024-11-13 21:29:12,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:29:12,998 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:29:13,000 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:13,000 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:29:13,005 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:29:13,006 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:12" (1/1) ... [2024-11-13 21:29:13,007 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c9ab8ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:13, skipping insertion in model container [2024-11-13 21:29:13,008 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:12" (1/1) ... [2024-11-13 21:29:13,072 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:29:13,934 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:13,943 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:29:14,037 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:14,194 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:29:14,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:14 WrapperNode [2024-11-13 21:29:14,195 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:14,196 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:14,197 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:29:14,197 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:29:14,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:14" (1/1) ... [2024-11-13 21:29:14,232 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:14" (1/1) ... [2024-11-13 21:29:14,263 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 101 [2024-11-13 21:29:14,263 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:14,264 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:29:14,264 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:29:14,264 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:29:14,272 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:14" (1/1) ... [2024-11-13 21:29:14,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:14" (1/1) ... [2024-11-13 21:29:14,279 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:14" (1/1) ... [2024-11-13 21:29:14,279 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:14" (1/1) ... [2024-11-13 21:29:14,288 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:14" (1/1) ... [2024-11-13 21:29:14,291 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:14" (1/1) ... [2024-11-13 21:29:14,292 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:14" (1/1) ... [2024-11-13 21:29:14,293 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:14" (1/1) ... [2024-11-13 21:29:14,295 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:29:14,299 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:29:14,299 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:29:14,299 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:29:14,300 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:14" (1/1) ... [2024-11-13 21:29:14,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:14,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:29:14,344 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:29:14,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:29:14,382 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:29:14,382 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:29:14,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:29:14,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:29:14,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:29:14,550 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:29:14,552 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:29:14,799 INFO L? ?]: Removed 55 outVars from TransFormulas that were not future-live. [2024-11-13 21:29:14,799 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:29:15,078 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:29:15,078 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:29:15,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:15 BoogieIcfgContainer [2024-11-13 21:29:15,079 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:29:15,079 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:29:15,080 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:29:15,089 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:29:15,091 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:15" (1/1) ... [2024-11-13 21:29:15,100 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:29:15,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:15,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 21:29:15,164 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 21:29:15,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:29:15,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:15,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:15,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:15,839 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 21:29:15,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:15,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 14 transitions. [2024-11-13 21:29:15,937 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 21:29:15,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:29:15,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:15,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:16,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:16,131 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:29:16,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:16,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:16,306 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:29:16,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:16,367 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:29:16,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:29:16 ImpRootNode [2024-11-13 21:29:16,403 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:29:16,404 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:29:16,404 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:29:16,405 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:29:16,406 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:15" (3/4) ... [2024-11-13 21:29:16,408 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:29:16,409 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:29:16,412 INFO L158 Benchmark]: Toolchain (without parser) took 3412.54ms. Allocated memory was 142.6MB in the beginning and 394.3MB in the end (delta: 251.7MB). Free memory was 115.8MB in the beginning and 359.1MB in the end (delta: -243.3MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2024-11-13 21:29:16,412 INFO L158 Benchmark]: CDTParser took 1.08ms. Allocated memory is still 142.6MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:16,412 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1195.89ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 106.9MB in the end (delta: 8.6MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-11-13 21:29:16,415 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.31ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 104.2MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:29:16,415 INFO L158 Benchmark]: Boogie Preprocessor took 31.35ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 103.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:16,415 INFO L158 Benchmark]: RCFGBuilder took 779.41ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 61.1MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 21:29:16,416 INFO L158 Benchmark]: CodeCheck took 1323.82ms. Allocated memory was 142.6MB in the beginning and 394.3MB in the end (delta: 251.7MB). Free memory was 61.1MB in the beginning and 359.1MB in the end (delta: -298.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:16,416 INFO L158 Benchmark]: Witness Printer took 5.15ms. Allocated memory is still 394.3MB. Free memory was 359.1MB in the beginning and 359.1MB in the end (delta: 15.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:16,418 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 10 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 4 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, 0.5s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 18 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: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1568, overapproximation of bitwiseOr at line 1554. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_rand_preinc_14_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE globalFive==5 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1556] COND TRUE globalFive==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] ++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 1.08ms. Allocated memory is still 142.6MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1195.89ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 106.9MB in the end (delta: 8.6MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.31ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 104.2MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.35ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 103.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 779.41ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 61.1MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 1323.82ms. Allocated memory was 142.6MB in the beginning and 394.3MB in the end (delta: 251.7MB). Free memory was 61.1MB in the beginning and 359.1MB in the end (delta: -298.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.15ms. Allocated memory is still 394.3MB. Free memory was 359.1MB in the beginning and 359.1MB in the end (delta: 15.6kB). 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 21:29:16,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/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_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/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_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_14_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/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_80dfea46-444f-4423-9f46-08096d9de6c9/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 1cdbebaa4ac19f3220f201a93734925a71caa9600dba57c544f182459b24d310 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:29:19,191 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:29:19,332 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:29:19,374 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:29:19,376 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:29:19,376 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:29:19,377 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:29:19,377 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:29:19,377 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:29:19,378 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:29:19,378 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:29:19,378 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:29:19,379 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:29:19,380 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:29:19,380 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:29:19,380 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:29:19,380 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:29:19,380 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:29:19,380 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:29:19,380 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:29:19,380 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:29:19,381 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:29:19,381 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:29:19,381 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:29:19,381 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:29:19,381 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:19,382 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:29:19,382 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:29:19,382 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:19,382 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:29:19,382 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:29:19,382 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:29:19,383 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:29:19,383 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:19,383 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:29:19,384 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_80dfea46-444f-4423-9f46-08096d9de6c9/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 -> 1cdbebaa4ac19f3220f201a93734925a71caa9600dba57c544f182459b24d310 [2024-11-13 21:29:19,711 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:29:19,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:29:19,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:29:19,724 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:29:19,727 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:29:19,728 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_14_bad.i Unable to find full path for "g++" [2024-11-13 21:29:21,777 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:29:22,241 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:29:22,246 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_14_bad.i [2024-11-13 21:29:22,281 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/data/5c7f1b2a3/2549d18f8c6147b299e8639a02753351/FLAG131b1fb7a [2024-11-13 21:29:22,365 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/data/5c7f1b2a3/2549d18f8c6147b299e8639a02753351 [2024-11-13 21:29:22,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:29:22,370 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:29:22,372 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:22,372 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:29:22,378 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:29:22,378 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:22" (1/1) ... [2024-11-13 21:29:22,379 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74fdc7fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:22, skipping insertion in model container [2024-11-13 21:29:22,379 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:22" (1/1) ... [2024-11-13 21:29:22,437 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:29:23,307 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:23,319 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:29:23,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:23,594 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:29:23,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:23 WrapperNode [2024-11-13 21:29:23,594 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:23,595 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:23,595 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:29:23,595 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:29:23,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:23" (1/1) ... [2024-11-13 21:29:23,620 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:23" (1/1) ... [2024-11-13 21:29:23,639 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2024-11-13 21:29:23,640 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:23,640 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:29:23,640 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:29:23,641 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:29:23,648 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:23" (1/1) ... [2024-11-13 21:29:23,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:23" (1/1) ... [2024-11-13 21:29:23,651 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:23" (1/1) ... [2024-11-13 21:29:23,651 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:23" (1/1) ... [2024-11-13 21:29:23,658 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:23" (1/1) ... [2024-11-13 21:29:23,660 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:23" (1/1) ... [2024-11-13 21:29:23,662 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:23" (1/1) ... [2024-11-13 21:29:23,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:23" (1/1) ... [2024-11-13 21:29:23,666 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:29:23,667 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:29:23,667 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:29:23,667 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:29:23,668 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:23" (1/1) ... [2024-11-13 21:29:23,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:23,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:29:23,702 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:29:23,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:29:23,728 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:29:23,728 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:29:23,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:29:23,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:29:23,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:29:23,887 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:29:23,889 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:29:24,018 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 21:29:24,019 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:29:24,086 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:29:24,086 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:29:24,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:24 BoogieIcfgContainer [2024-11-13 21:29:24,087 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:29:24,088 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:29:24,088 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:29:24,098 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:29:24,098 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:24" (1/1) ... [2024-11-13 21:29:24,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:29:24,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:24,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 21:29:24,157 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 21:29:24,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:29:24,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:24,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:24,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:24,164 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:24,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:29:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:24,310 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:24,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:24,339 INFO L255 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:29:24,345 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:24,369 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 21:29:24,372 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:29:24,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:29:24,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:24,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 21:29:24,410 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 21:29:24,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:29:24,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:24,411 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:24,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:24,414 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:24,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:29:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:24,577 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:29:24,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:24,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:24,745 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:29:24,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:24,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:29:24,792 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:29:24,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:29:24 ImpRootNode [2024-11-13 21:29:24,828 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:29:24,829 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:29:24,829 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:29:24,829 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:29:24,830 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:24" (3/4) ... [2024-11-13 21:29:24,832 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:29:24,833 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:29:24,834 INFO L158 Benchmark]: Toolchain (without parser) took 2464.49ms. Allocated memory is still 83.9MB. Free memory was 57.5MB in the beginning and 33.0MB in the end (delta: 24.5MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2024-11-13 21:29:24,834 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:24,835 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1223.13ms. Allocated memory is still 83.9MB. Free memory was 57.5MB in the beginning and 53.3MB in the end (delta: 4.3MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2024-11-13 21:29:24,837 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.86ms. Allocated memory is still 83.9MB. Free memory was 53.3MB in the beginning and 50.5MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:24,838 INFO L158 Benchmark]: Boogie Preprocessor took 26.24ms. Allocated memory is still 83.9MB. Free memory was 50.5MB in the beginning and 49.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:24,838 INFO L158 Benchmark]: RCFGBuilder took 419.90ms. Allocated memory is still 83.9MB. Free memory was 48.6MB in the beginning and 30.8MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:29:24,839 INFO L158 Benchmark]: CodeCheck took 740.36ms. Allocated memory is still 83.9MB. Free memory was 30.8MB in the beginning and 33.5MB in the end (delta: -2.6MB). Peak memory consumption was 1.6MB. Max. memory is 16.1GB. [2024-11-13 21:29:24,839 INFO L158 Benchmark]: Witness Printer took 4.54ms. Allocated memory is still 83.9MB. Free memory was 33.5MB in the beginning and 33.0MB in the end (delta: 415.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:24,843 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 7 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, 7 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 46 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, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 29 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: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_rand_preinc_14_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE globalFive==5 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1556] COND TRUE globalFive==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] ++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 0.48ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1223.13ms. Allocated memory is still 83.9MB. Free memory was 57.5MB in the beginning and 53.3MB in the end (delta: 4.3MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.86ms. Allocated memory is still 83.9MB. Free memory was 53.3MB in the beginning and 50.5MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.24ms. Allocated memory is still 83.9MB. Free memory was 50.5MB in the beginning and 49.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 419.90ms. Allocated memory is still 83.9MB. Free memory was 48.6MB in the beginning and 30.8MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 740.36ms. Allocated memory is still 83.9MB. Free memory was 30.8MB in the beginning and 33.5MB in the end (delta: -2.6MB). Peak memory consumption was 1.6MB. Max. memory is 16.1GB. * Witness Printer took 4.54ms. Allocated memory is still 83.9MB. Free memory was 33.5MB in the beginning and 33.0MB in the end (delta: 415.6kB). 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 21:29:24,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dfea46-444f-4423-9f46-08096d9de6c9/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample