./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_31_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_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/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_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/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_d871e8cb-db13-47df-aaff-2e1b05437121/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 05be8b7fd18bbb454aa8da2fb49fa3fea3f5f48c3a289c7d13a04c028c598cd2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:06:54,181 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:06:54,263 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:06:54,276 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:06:54,281 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:06:54,307 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:06:54,308 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:06:54,308 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:06:54,309 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:06:54,309 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:06:54,309 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:06:54,309 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:06:54,310 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:06:54,310 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:06:54,310 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:06:54,310 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:06:54,310 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:06:54,311 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:06:54,311 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:06:54,311 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:06:54,311 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:06:54,311 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:06:54,312 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:06:54,312 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:06:54,312 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:06:54,312 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:06:54,312 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:06:54,313 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:06:54,313 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:06:54,313 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:06:54,313 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:06:54,313 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:06:54,313 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_d871e8cb-db13-47df-aaff-2e1b05437121/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 -> 05be8b7fd18bbb454aa8da2fb49fa3fea3f5f48c3a289c7d13a04c028c598cd2 [2024-11-13 21:06:54,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:06:54,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:06:54,737 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:06:54,738 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:06:54,739 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:06:54,740 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_31_bad.i Unable to find full path for "g++" [2024-11-13 21:06:56,798 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:06:57,355 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:06:57,356 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_31_bad.i [2024-11-13 21:06:57,395 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/data/5a1656153/d2af94390b994c20b210125ed7a78b02/FLAG9c2f50b7d [2024-11-13 21:06:57,421 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/data/5a1656153/d2af94390b994c20b210125ed7a78b02 [2024-11-13 21:06:57,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:06:57,426 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:06:57,429 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:06:57,429 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:06:57,434 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:06:57,436 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:06:57" (1/1) ... [2024-11-13 21:06:57,439 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3932bb5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:57, skipping insertion in model container [2024-11-13 21:06:57,439 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:06:57" (1/1) ... [2024-11-13 21:06:57,487 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:06:58,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:06:58,533 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:06:58,652 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:06:58,832 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:06:58,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:58 WrapperNode [2024-11-13 21:06:58,833 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:06:58,834 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:06:58,834 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:06:58,834 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:06:58,840 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:58" (1/1) ... [2024-11-13 21:06:58,862 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:58" (1/1) ... [2024-11-13 21:06:58,888 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 102 [2024-11-13 21:06:58,889 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:06:58,889 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:06:58,890 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:06:58,890 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:06:58,897 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:58" (1/1) ... [2024-11-13 21:06:58,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:58" (1/1) ... [2024-11-13 21:06:58,900 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:58" (1/1) ... [2024-11-13 21:06:58,901 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:58" (1/1) ... [2024-11-13 21:06:58,906 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:58" (1/1) ... [2024-11-13 21:06:58,909 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:58" (1/1) ... [2024-11-13 21:06:58,911 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:58" (1/1) ... [2024-11-13 21:06:58,912 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:58" (1/1) ... [2024-11-13 21:06:58,915 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:06:58,916 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:06:58,916 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:06:58,920 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:06:58,921 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:06:58" (1/1) ... [2024-11-13 21:06:58,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:06:58,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:06:58,977 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:06:58,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:06:59,002 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:06:59,003 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:06:59,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:06:59,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:06:59,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:06:59,146 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:06:59,149 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:06:59,441 INFO L? ?]: Removed 58 outVars from TransFormulas that were not future-live. [2024-11-13 21:06:59,441 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:06:59,783 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:06:59,784 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:06:59,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:06:59 BoogieIcfgContainer [2024-11-13 21:06:59,784 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:06:59,785 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:06:59,785 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:06:59,798 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:06:59,798 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:06:59" (1/1) ... [2024-11-13 21:06:59,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:06:59,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:59,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 21:06:59,878 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 21:06:59,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:06:59,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:59,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:00,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:00,469 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 21:07:00,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:00,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 21:07:00,537 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 21:07:00,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:07:00,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:00,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:00,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:07:00,699 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:07:00,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:07:00,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:07:00,926 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:07:00,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:07:01,011 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:07:01,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:07:01 ImpRootNode [2024-11-13 21:07:01,058 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:07:01,059 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:07:01,060 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:07:01,060 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:07:01,061 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:06:59" (3/4) ... [2024-11-13 21:07:01,065 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:07:01,066 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:07:01,069 INFO L158 Benchmark]: Toolchain (without parser) took 3640.26ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 115.9MB in the beginning and 350.1MB in the end (delta: -234.2MB). Peak memory consumption was 49.9MB. Max. memory is 16.1GB. [2024-11-13 21:07:01,069 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:07:01,070 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1404.14ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 107.9MB in the end (delta: 8.0MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-13 21:07:01,070 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.86ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 105.0MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:07:01,071 INFO L158 Benchmark]: Boogie Preprocessor took 25.67ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 104.3MB in the end (delta: 606.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:07:01,075 INFO L158 Benchmark]: RCFGBuilder took 868.72ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 67.2MB in the end (delta: 36.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:07:01,076 INFO L158 Benchmark]: CodeCheck took 1273.52ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 67.2MB in the beginning and 350.9MB in the end (delta: -283.7MB). Peak memory consumption was 516.8kB. Max. memory is 16.1GB. [2024-11-13 21:07:01,077 INFO L158 Benchmark]: Witness Printer took 6.36ms. Allocated memory is still 427.8MB. Free memory was 350.9MB in the beginning and 350.1MB in the end (delta: 810.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:07:01,082 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: 1.2s, 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: 1557]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1566, overapproximation of bitwiseOr at line 1552. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1566] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1566] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] CALL CWE190_Integer_Overflow__int_rand_preinc_31_bad() [L1550] int data; [L1551] data = 0 [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1552] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] int dataCopy = data; [L1555] int data = dataCopy; 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] [L1557] ++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 0.40ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1404.14ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 107.9MB in the end (delta: 8.0MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.86ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 105.0MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.67ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 104.3MB in the end (delta: 606.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 868.72ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 67.2MB in the end (delta: 36.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 1273.52ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 67.2MB in the beginning and 350.9MB in the end (delta: -283.7MB). Peak memory consumption was 516.8kB. Max. memory is 16.1GB. * Witness Printer took 6.36ms. Allocated memory is still 427.8MB. Free memory was 350.9MB in the beginning and 350.1MB in the end (delta: 810.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:07:01,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/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_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/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_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/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_d871e8cb-db13-47df-aaff-2e1b05437121/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 05be8b7fd18bbb454aa8da2fb49fa3fea3f5f48c3a289c7d13a04c028c598cd2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:07:03,949 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:07:04,050 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:07:04,098 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:07:04,099 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:07:04,100 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:07:04,100 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:07:04,100 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:07:04,100 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:07:04,100 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:07:04,101 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:07:04,101 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:07:04,101 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:07:04,101 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:07:04,101 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:07:04,101 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:07:04,102 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:07:04,102 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:07:04,102 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:07:04,102 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:07:04,102 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:07:04,102 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:07:04,103 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:07:04,103 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:07:04,103 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:07:04,103 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:04,103 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:07:04,103 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:07:04,103 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:07:04,104 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:07:04,104 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:07:04,104 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:07:04,104 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:07:04,104 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:04,104 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:07:04,104 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_d871e8cb-db13-47df-aaff-2e1b05437121/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 -> 05be8b7fd18bbb454aa8da2fb49fa3fea3f5f48c3a289c7d13a04c028c598cd2 [2024-11-13 21:07:04,406 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:07:04,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:07:04,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:07:04,418 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:07:04,419 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:07:04,420 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_31_bad.i Unable to find full path for "g++" [2024-11-13 21:07:06,497 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:07:06,981 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:07:06,982 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_31_bad.i [2024-11-13 21:07:07,026 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/data/c24e353af/6ba872f6cbca4bccba6ad4f7bbec46bf/FLAG51b9ffc62 [2024-11-13 21:07:07,056 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/data/c24e353af/6ba872f6cbca4bccba6ad4f7bbec46bf [2024-11-13 21:07:07,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:07:07,061 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:07:07,063 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:07:07,063 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:07:07,074 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:07:07,075 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:07:07" (1/1) ... [2024-11-13 21:07:07,078 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65c30009 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:07, skipping insertion in model container [2024-11-13 21:07:07,079 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:07:07" (1/1) ... [2024-11-13 21:07:07,160 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:07:08,151 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:07:08,164 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:07:08,261 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:07:08,449 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:07:08,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:08 WrapperNode [2024-11-13 21:07:08,450 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:07:08,451 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:07:08,452 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:07:08,452 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:07:08,458 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:08" (1/1) ... [2024-11-13 21:07:08,481 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:08" (1/1) ... [2024-11-13 21:07:08,520 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2024-11-13 21:07:08,521 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:07:08,521 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:07:08,521 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:07:08,521 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:07:08,530 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:08" (1/1) ... [2024-11-13 21:07:08,531 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:08" (1/1) ... [2024-11-13 21:07:08,535 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:08" (1/1) ... [2024-11-13 21:07:08,539 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:08" (1/1) ... [2024-11-13 21:07:08,558 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:08" (1/1) ... [2024-11-13 21:07:08,560 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:08" (1/1) ... [2024-11-13 21:07:08,563 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:08" (1/1) ... [2024-11-13 21:07:08,564 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:08" (1/1) ... [2024-11-13 21:07:08,568 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:07:08,569 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:07:08,569 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:07:08,569 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:07:08,570 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:08" (1/1) ... [2024-11-13 21:07:08,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:07:08,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:07:08,603 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:07:08,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:07:08,632 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:07:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:07:08,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:07:08,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:07:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:07:08,825 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:07:08,827 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:07:09,000 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-13 21:07:09,000 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:07:09,114 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:07:09,114 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:07:09,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:07:09 BoogieIcfgContainer [2024-11-13 21:07:09,114 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:07:09,115 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:07:09,115 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:07:09,128 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:07:09,128 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:07:09" (1/1) ... [2024-11-13 21:07:09,136 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:07:09,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:09,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 21:07:09,198 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 21:07:09,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:07:09,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:09,204 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:09,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:09,209 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:09,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:07:09,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:09,374 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:09,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:09,422 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:07:09,425 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:09,479 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 21:07:09,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:07:09,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:09,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 21:07:09,512 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 21:07:09,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:07:09,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:09,512 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:09,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:09,515 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:09,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:07:09,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:07:09,713 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:07:09,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:07:09,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:07:09,899 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:07:09,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:07:09,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 21:07:09,965 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:07:10,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:07:10 ImpRootNode [2024-11-13 21:07:10,010 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:07:10,010 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:07:10,010 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:07:10,011 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:07:10,012 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:07:09" (3/4) ... [2024-11-13 21:07:10,016 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:07:10,017 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:07:10,020 INFO L158 Benchmark]: Toolchain (without parser) took 2956.50ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 89.6MB in the beginning and 201.1MB in the end (delta: -111.5MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2024-11-13 21:07:10,021 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:07:10,021 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1387.71ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 69.4MB in the end (delta: 20.2MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2024-11-13 21:07:10,021 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.26ms. Allocated memory is still 117.4MB. Free memory was 69.4MB in the beginning and 66.2MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:07:10,022 INFO L158 Benchmark]: Boogie Preprocessor took 47.09ms. Allocated memory is still 117.4MB. Free memory was 66.2MB in the beginning and 64.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:07:10,022 INFO L158 Benchmark]: RCFGBuilder took 545.58ms. Allocated memory is still 117.4MB. Free memory was 64.7MB in the beginning and 47.1MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:07:10,026 INFO L158 Benchmark]: CodeCheck took 894.45ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 47.1MB in the beginning and 201.8MB in the end (delta: -154.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:07:10,027 INFO L158 Benchmark]: Witness Printer took 6.54ms. Allocated memory is still 243.3MB. Free memory was 201.8MB in the beginning and 201.1MB in the end (delta: 717.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:07:10,031 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: 0.8s, 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, 0.1s 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: 1557]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1566. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1566] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1566] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] CALL CWE190_Integer_Overflow__int_rand_preinc_31_bad() [L1550] int data; [L1551] data = 0 [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] int dataCopy = data; [L1555] int data = dataCopy; 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] [L1557] ++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 0.40ms. Allocated memory is still 117.4MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1387.71ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 69.4MB in the end (delta: 20.2MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.26ms. Allocated memory is still 117.4MB. Free memory was 69.4MB in the beginning and 66.2MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.09ms. Allocated memory is still 117.4MB. Free memory was 66.2MB in the beginning and 64.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 545.58ms. Allocated memory is still 117.4MB. Free memory was 64.7MB in the beginning and 47.1MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 894.45ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 47.1MB in the beginning and 201.8MB in the end (delta: -154.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.54ms. Allocated memory is still 243.3MB. Free memory was 201.8MB in the beginning and 201.1MB in the end (delta: 717.1kB). 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 21:07:10,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d871e8cb-db13-47df-aaff-2e1b05437121/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