./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_44_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_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/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_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_44_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/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_655d01f9-eaee-4854-abbe-6c7a5568e8d8/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 621f00568d56ed9aae99f4bc87e8d20d0cab78ee9c5bc225dd80085bad46c752 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:28:50,512 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:28:50,590 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:28:50,601 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:28:50,601 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:28:50,632 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:28:50,633 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:28:50,633 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:28:50,634 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:28:50,634 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:28:50,634 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:28:50,635 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:28:50,635 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:28:50,635 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:28:50,635 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:28:50,637 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:28:50,637 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:28:50,637 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:28:50,637 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:28:50,637 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:28:50,637 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:28:50,637 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:28:50,638 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:28:50,638 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:28:50,638 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:28:50,638 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:28:50,638 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:28:50,638 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:28:50,638 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:28:50,639 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:28:50,639 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:28:50,639 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:28:50,639 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_655d01f9-eaee-4854-abbe-6c7a5568e8d8/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 -> 621f00568d56ed9aae99f4bc87e8d20d0cab78ee9c5bc225dd80085bad46c752 [2024-11-13 22:28:51,056 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:28:51,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:28:51,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:28:51,076 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:28:51,077 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:28:51,078 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_44_bad.i Unable to find full path for "g++" [2024-11-13 22:28:53,376 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:28:53,932 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:28:53,933 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_44_bad.i [2024-11-13 22:28:53,982 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/data/d2fb9bfeb/9a78814d5d074998b3d3b4f5120512b6/FLAG96d7b0ee6 [2024-11-13 22:28:54,485 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/data/d2fb9bfeb/9a78814d5d074998b3d3b4f5120512b6 [2024-11-13 22:28:54,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:28:54,490 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:28:54,492 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:28:54,492 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:28:54,498 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:28:54,499 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:28:54" (1/1) ... [2024-11-13 22:28:54,500 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7593d0d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:54, skipping insertion in model container [2024-11-13 22:28:54,501 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:28:54" (1/1) ... [2024-11-13 22:28:54,580 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:28:55,709 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:28:55,719 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:28:55,850 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:28:56,032 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:28:56,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:56 WrapperNode [2024-11-13 22:28:56,034 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:28:56,036 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:28:56,036 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:28:56,036 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:28:56,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:56" (1/1) ... [2024-11-13 22:28:56,082 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:56" (1/1) ... [2024-11-13 22:28:56,121 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 105 [2024-11-13 22:28:56,123 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:28:56,123 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:28:56,124 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:28:56,124 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:28:56,133 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:56" (1/1) ... [2024-11-13 22:28:56,134 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:56" (1/1) ... [2024-11-13 22:28:56,137 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:56" (1/1) ... [2024-11-13 22:28:56,141 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:56" (1/1) ... [2024-11-13 22:28:56,150 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:56" (1/1) ... [2024-11-13 22:28:56,157 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:56" (1/1) ... [2024-11-13 22:28:56,159 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:56" (1/1) ... [2024-11-13 22:28:56,160 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:56" (1/1) ... [2024-11-13 22:28:56,163 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:28:56,164 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:28:56,164 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:28:56,165 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:28:56,166 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:56" (1/1) ... [2024-11-13 22:28:56,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:28:56,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:28:56,217 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:28:56,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:28:56,266 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:28:56,266 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:28:56,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:28:56,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:28:56,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:28:56,503 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:28:56,505 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:28:56,806 INFO L? ?]: Removed 64 outVars from TransFormulas that were not future-live. [2024-11-13 22:28:56,809 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:28:57,135 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:28:57,135 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:28:57,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:28:57 BoogieIcfgContainer [2024-11-13 22:28:57,136 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:28:57,137 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:28:57,137 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:28:57,153 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:28:57,153 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:28:57" (1/1) ... [2024-11-13 22:28:57,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:28:57,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:57,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 22:28:57,225 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 22:28:57,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:28:57,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:57,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:28:57,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:57,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:28:57,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:57,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 22:28:57,910 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 22:28:57,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:28:57,911 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:57,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:28:58,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:28:58,054 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:28:58,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:28:58,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:28:58,349 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:28:58,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:28:58,410 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:28:58,452 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:28:58 ImpRootNode [2024-11-13 22:28:58,452 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:28:58,453 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:28:58,453 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:28:58,453 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:28:58,454 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:28:57" (3/4) ... [2024-11-13 22:28:58,457 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:28:58,458 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:28:58,459 INFO L158 Benchmark]: Toolchain (without parser) took 3969.13ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 62.9MB in the end (delta: 52.9MB). Peak memory consumption was 50.1MB. Max. memory is 16.1GB. [2024-11-13 22:28:58,459 INFO L158 Benchmark]: CDTParser took 2.00ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:28:58,460 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1543.21ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 106.2MB in the end (delta: 9.6MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2024-11-13 22:28:58,460 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.25ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 103.6MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:28:58,461 INFO L158 Benchmark]: Boogie Preprocessor took 40.11ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 102.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:28:58,466 INFO L158 Benchmark]: RCFGBuilder took 971.89ms. Allocated memory is still 142.6MB. Free memory was 102.4MB in the beginning and 64.6MB in the end (delta: 37.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 22:28:58,466 INFO L158 Benchmark]: CodeCheck took 1314.86ms. Allocated memory is still 142.6MB. Free memory was 64.6MB in the beginning and 62.9MB in the end (delta: 1.7MB). Peak memory consumption was 718.5kB. Max. memory is 16.1GB. [2024-11-13 22:28:58,467 INFO L158 Benchmark]: Witness Printer took 5.12ms. Allocated memory is still 142.6MB. Free memory was 62.9MB in the beginning and 62.9MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:28:58,473 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, 0.1s 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, 0.2s 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: 1551]: 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 1567, overapproximation of bitwiseOr at line 1561. 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); [L1567] 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) [L1567] 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] [L1568] CALL CWE190_Integer_Overflow__int_rand_preinc_44_bad() [L1558] int data; [L1559] void (*funcPtr) (int) = badSink; [L1560] data = 0 [L1561] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1561] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1561] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1561] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1561] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1562] CALL funcPtr(data) [L1551] ++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 2.00ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1543.21ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 106.2MB in the end (delta: 9.6MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.25ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 103.6MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.11ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 102.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 971.89ms. Allocated memory is still 142.6MB. Free memory was 102.4MB in the beginning and 64.6MB in the end (delta: 37.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 1314.86ms. Allocated memory is still 142.6MB. Free memory was 64.6MB in the beginning and 62.9MB in the end (delta: 1.7MB). Peak memory consumption was 718.5kB. Max. memory is 16.1GB. * Witness Printer took 5.12ms. Allocated memory is still 142.6MB. Free memory was 62.9MB in the beginning and 62.9MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:28:58,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/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_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/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_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_44_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/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_655d01f9-eaee-4854-abbe-6c7a5568e8d8/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 621f00568d56ed9aae99f4bc87e8d20d0cab78ee9c5bc225dd80085bad46c752 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:29:01,714 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:29:01,889 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:29:01,944 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:29:01,945 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:29:01,945 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:29:01,946 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:29:01,946 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:29:01,946 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:29:01,948 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:29:01,949 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:29:01,950 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:29:01,950 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:29:01,950 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:29:01,951 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:29:01,951 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:29:01,951 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:29:01,951 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:29:01,951 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:29:01,951 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:29:01,951 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:29:01,951 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:29:01,952 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:29:01,952 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:29:01,952 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:29:01,952 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:01,952 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:29:01,952 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:29:01,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:29:01,953 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:29:01,953 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:29:01,953 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:29:01,953 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:29:01,953 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:01,953 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:29:01,953 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_655d01f9-eaee-4854-abbe-6c7a5568e8d8/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 -> 621f00568d56ed9aae99f4bc87e8d20d0cab78ee9c5bc225dd80085bad46c752 [2024-11-13 22:29:02,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:29:02,390 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:29:02,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:29:02,395 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:29:02,395 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:29:02,397 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_44_bad.i Unable to find full path for "g++" [2024-11-13 22:29:04,734 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:29:05,390 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:29:05,391 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_44_bad.i [2024-11-13 22:29:05,444 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/data/d1cca25f6/591d9fbab95e4d3990d3923355e5e590/FLAGf3d0d2df0 [2024-11-13 22:29:05,849 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/data/d1cca25f6/591d9fbab95e4d3990d3923355e5e590 [2024-11-13 22:29:05,852 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:29:05,854 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:29:05,856 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:29:05,857 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:29:05,863 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:29:05,864 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:29:05" (1/1) ... [2024-11-13 22:29:05,868 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a78fc1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:05, skipping insertion in model container [2024-11-13 22:29:05,868 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:29:05" (1/1) ... [2024-11-13 22:29:05,945 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:29:07,075 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:29:07,092 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:29:07,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:29:07,464 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:29:07,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:07 WrapperNode [2024-11-13 22:29:07,465 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:29:07,466 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:29:07,466 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:29:07,466 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:29:07,473 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:07" (1/1) ... [2024-11-13 22:29:07,500 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:07" (1/1) ... [2024-11-13 22:29:07,524 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 65 [2024-11-13 22:29:07,525 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:29:07,526 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:29:07,526 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:29:07,526 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:29:07,534 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:07" (1/1) ... [2024-11-13 22:29:07,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:07" (1/1) ... [2024-11-13 22:29:07,538 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:07" (1/1) ... [2024-11-13 22:29:07,538 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:07" (1/1) ... [2024-11-13 22:29:07,547 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:07" (1/1) ... [2024-11-13 22:29:07,549 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:07" (1/1) ... [2024-11-13 22:29:07,552 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:07" (1/1) ... [2024-11-13 22:29:07,553 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:07" (1/1) ... [2024-11-13 22:29:07,556 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:29:07,557 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:29:07,558 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:29:07,558 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:29:07,559 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:07" (1/1) ... [2024-11-13 22:29:07,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:29:07,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:29:07,603 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:29:07,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:29:07,636 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:29:07,637 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:29:07,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:29:07,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:29:07,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:29:07,900 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:29:07,902 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:29:08,130 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2024-11-13 22:29:08,130 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:29:08,257 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:29:08,258 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:29:08,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:29:08 BoogieIcfgContainer [2024-11-13 22:29:08,258 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:29:08,259 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:29:08,259 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:29:08,272 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:29:08,272 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:29:08" (1/1) ... [2024-11-13 22:29:08,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:29:08,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:08,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 22:29:08,344 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 22:29:08,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:29:08,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:08,350 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:08,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:08,354 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:08,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:29:08,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:08,534 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:08,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:08,568 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:29:08,572 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:08,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:29:08,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:29:08,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:08,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 22:29:08,634 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 22:29:08,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:29:08,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:08,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:08,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:08,639 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:08,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:29:08,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:29:08,866 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:29:08,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:29:09,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:29:09,070 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:29:09,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:29:09,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:29:09,127 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:29:09,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:29:09 ImpRootNode [2024-11-13 22:29:09,164 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:29:09,165 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:29:09,165 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:29:09,165 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:29:09,166 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:29:08" (3/4) ... [2024-11-13 22:29:09,169 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:29:09,170 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:29:09,174 INFO L158 Benchmark]: Toolchain (without parser) took 3317.89ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 31.1MB in the end (delta: 26.1MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2024-11-13 22:29:09,174 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:29:09,175 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1608.60ms. Allocated memory is still 83.9MB. Free memory was 56.9MB in the beginning and 50.6MB in the end (delta: 6.3MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2024-11-13 22:29:09,178 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.64ms. Allocated memory is still 83.9MB. Free memory was 50.6MB in the beginning and 47.9MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:29:09,178 INFO L158 Benchmark]: Boogie Preprocessor took 31.08ms. Allocated memory is still 83.9MB. Free memory was 47.5MB in the beginning and 46.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:29:09,179 INFO L158 Benchmark]: RCFGBuilder took 701.02ms. Allocated memory is still 83.9MB. Free memory was 46.0MB in the beginning and 51.7MB in the end (delta: -5.8MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2024-11-13 22:29:09,179 INFO L158 Benchmark]: CodeCheck took 904.67ms. Allocated memory is still 83.9MB. Free memory was 51.7MB in the beginning and 31.1MB in the end (delta: 20.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:29:09,179 INFO L158 Benchmark]: Witness Printer took 5.80ms. Allocated memory is still 83.9MB. Free memory is still 31.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:29:09,183 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, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 30 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1551]: 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 1567. 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); [L1567] 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) [L1567] 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] [L1568] CALL CWE190_Integer_Overflow__int_rand_preinc_44_bad() [L1558] int data; [L1559] void (*funcPtr) (int) = badSink; [L1560] data = 0 [L1561] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1561] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1561] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1562] CALL funcPtr(data) [L1551] ++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 0.37ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1608.60ms. Allocated memory is still 83.9MB. Free memory was 56.9MB in the beginning and 50.6MB in the end (delta: 6.3MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.64ms. Allocated memory is still 83.9MB. Free memory was 50.6MB in the beginning and 47.9MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.08ms. Allocated memory is still 83.9MB. Free memory was 47.5MB in the beginning and 46.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 701.02ms. Allocated memory is still 83.9MB. Free memory was 46.0MB in the beginning and 51.7MB in the end (delta: -5.8MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. * CodeCheck took 904.67ms. Allocated memory is still 83.9MB. Free memory was 51.7MB in the beginning and 31.1MB in the end (delta: 20.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.80ms. Allocated memory is still 83.9MB. Free memory is still 31.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:29:09,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d01f9-eaee-4854-abbe-6c7a5568e8d8/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