./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_52_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_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/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_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/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_fedf6743-f643-4b95-8052-e9d58778b657/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 6982079419ba432e72f4c32093d5387293d528ff746874b01f9a704967f839a5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:34:12,552 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:34:12,644 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:34:12,651 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:34:12,652 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:34:12,685 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:34:12,687 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:34:12,687 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:34:12,688 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:34:12,688 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:34:12,690 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:34:12,690 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:34:12,690 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:34:12,690 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:34:12,691 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:34:12,691 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:34:12,691 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:34:12,692 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:34:12,692 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:34:12,692 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:34:12,692 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:34:12,692 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:34:12,692 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:34:12,692 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:34:12,692 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:34:12,692 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:34:12,692 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:34:12,693 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:34:12,693 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:34:12,693 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:34:12,693 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:34:12,693 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:34:12,693 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_fedf6743-f643-4b95-8052-e9d58778b657/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 -> 6982079419ba432e72f4c32093d5387293d528ff746874b01f9a704967f839a5 [2024-11-13 21:34:13,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:34:13,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:34:13,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:34:13,039 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:34:13,039 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:34:13,041 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_52_bad.i Unable to find full path for "g++" [2024-11-13 21:34:14,891 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:34:15,317 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:34:15,318 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_52_bad.i [2024-11-13 21:34:15,342 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/data/7c1892d07/0a6b824ef1604977aeb5c1f4906ae042/FLAG1548a5dea [2024-11-13 21:34:15,358 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/data/7c1892d07/0a6b824ef1604977aeb5c1f4906ae042 [2024-11-13 21:34:15,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:34:15,362 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:34:15,364 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:34:15,364 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:34:15,369 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:34:15,370 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:34:15" (1/1) ... [2024-11-13 21:34:15,371 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aecdf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:15, skipping insertion in model container [2024-11-13 21:34:15,374 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:34:15" (1/1) ... [2024-11-13 21:34:15,421 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:34:16,305 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:34:16,318 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:34:16,400 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:34:16,544 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:34:16,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:16 WrapperNode [2024-11-13 21:34:16,546 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:34:16,547 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:34:16,548 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:34:16,548 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:34:16,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:16" (1/1) ... [2024-11-13 21:34:16,576 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:16" (1/1) ... [2024-11-13 21:34:16,596 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 101 [2024-11-13 21:34:16,597 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:34:16,597 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:34:16,597 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:34:16,597 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:34:16,605 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:16" (1/1) ... [2024-11-13 21:34:16,605 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:16" (1/1) ... [2024-11-13 21:34:16,612 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:16" (1/1) ... [2024-11-13 21:34:16,612 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:16" (1/1) ... [2024-11-13 21:34:16,621 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:16" (1/1) ... [2024-11-13 21:34:16,626 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:16" (1/1) ... [2024-11-13 21:34:16,628 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:16" (1/1) ... [2024-11-13 21:34:16,633 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:16" (1/1) ... [2024-11-13 21:34:16,635 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:34:16,636 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:34:16,636 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:34:16,636 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:34:16,641 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:16" (1/1) ... [2024-11-13 21:34:16,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:34:16,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:34:16,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:34:16,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:34:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:34:16,728 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:34:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:34:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:34:16,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:34:16,923 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:34:16,925 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:34:17,226 INFO L? ?]: Removed 61 outVars from TransFormulas that were not future-live. [2024-11-13 21:34:17,226 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:34:17,516 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:34:17,516 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:34:17,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:34:17 BoogieIcfgContainer [2024-11-13 21:34:17,517 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:34:17,517 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:34:17,517 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:34:17,528 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:34:17,529 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:34:17" (1/1) ... [2024-11-13 21:34:17,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:34:17,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:17,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 21:34:17,587 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 21:34:17,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:34:17,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:17,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:17,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:17,929 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 21:34:17,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:17,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 21:34:17,970 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 21:34:17,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:34:17,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:17,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:34:18,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:34:18,135 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:34:18,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:34:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:34:18,348 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:34:18,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:34:18,402 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:34:18,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:34:18 ImpRootNode [2024-11-13 21:34:18,441 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:34:18,442 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:34:18,442 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:34:18,442 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:34:18,443 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:34:17" (3/4) ... [2024-11-13 21:34:18,446 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:34:18,447 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:34:18,450 INFO L158 Benchmark]: Toolchain (without parser) took 3086.22ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 47.5MB in the end (delta: 41.8MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2024-11-13 21:34:18,450 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:18,451 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1182.91ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 81.1MB in the end (delta: 8.1MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-11-13 21:34:18,454 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.25ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 78.3MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:34:18,454 INFO L158 Benchmark]: Boogie Preprocessor took 38.26ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 77.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:18,454 INFO L158 Benchmark]: RCFGBuilder took 880.78ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 39.4MB in the end (delta: 37.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:34:18,455 INFO L158 Benchmark]: CodeCheck took 923.84ms. Allocated memory is still 117.4MB. Free memory was 39.4MB in the beginning and 47.5MB in the end (delta: -8.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:18,455 INFO L158 Benchmark]: Witness Printer took 5.37ms. Allocated memory is still 117.4MB. Free memory was 47.5MB in the beginning and 47.5MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:18,459 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, 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, 6 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, 6 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 40 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, 0.2s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 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: 1573]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559, overapproximation of bitwiseOr at line 1553. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_multiply_52_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_multiply_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_multiply_52c_badSink(data) [L1571] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1573] data * 2 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 0.43ms. Allocated memory is still 117.4MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1182.91ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 81.1MB in the end (delta: 8.1MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.25ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 78.3MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.26ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 77.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 880.78ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 39.4MB in the end (delta: 37.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 923.84ms. Allocated memory is still 117.4MB. Free memory was 39.4MB in the beginning and 47.5MB in the end (delta: -8.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.37ms. Allocated memory is still 117.4MB. Free memory was 47.5MB in the beginning and 47.5MB 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 21:34:18,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/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_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/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_fedf6743-f643-4b95-8052-e9d58778b657/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 6982079419ba432e72f4c32093d5387293d528ff746874b01f9a704967f839a5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:34:21,131 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:34:21,212 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:34:21,287 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:34:21,291 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:34:21,291 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:34:21,291 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:34:21,292 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:34:21,292 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:34:21,292 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:34:21,292 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:34:21,292 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:34:21,292 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:34:21,292 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:34:21,292 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:34:21,292 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:34:21,292 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:34:21,293 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:34:21,293 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:34:21,293 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:34:21,293 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:34:21,293 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:34:21,293 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:34:21,293 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:34:21,293 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:34:21,293 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:21,293 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:34:21,294 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:34:21,294 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:34:21,294 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:34:21,294 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:34:21,307 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:34:21,307 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:34:21,307 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:21,308 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:34:21,308 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_fedf6743-f643-4b95-8052-e9d58778b657/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 -> 6982079419ba432e72f4c32093d5387293d528ff746874b01f9a704967f839a5 [2024-11-13 21:34:21,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:34:21,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:34:21,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:34:21,645 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:34:21,646 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:34:21,650 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_52_bad.i Unable to find full path for "g++" [2024-11-13 21:34:23,693 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:34:24,081 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:34:24,081 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_52_bad.i [2024-11-13 21:34:24,118 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/data/4dba9f7ca/3675ddb61ad14b53bfea7544a0f70789/FLAGebb7136f6 [2024-11-13 21:34:24,143 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/data/4dba9f7ca/3675ddb61ad14b53bfea7544a0f70789 [2024-11-13 21:34:24,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:34:24,148 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:34:24,150 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:34:24,150 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:34:24,155 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:34:24,156 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:34:24" (1/1) ... [2024-11-13 21:34:24,157 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67332360 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:24, skipping insertion in model container [2024-11-13 21:34:24,159 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:34:24" (1/1) ... [2024-11-13 21:34:24,231 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:34:25,169 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:34:25,185 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:34:25,329 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:34:25,468 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:34:25,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:25 WrapperNode [2024-11-13 21:34:25,469 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:34:25,470 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:34:25,470 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:34:25,471 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:34:25,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:25" (1/1) ... [2024-11-13 21:34:25,500 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:25" (1/1) ... [2024-11-13 21:34:25,521 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 61 [2024-11-13 21:34:25,521 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:34:25,522 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:34:25,522 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:34:25,522 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:34:25,532 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:25" (1/1) ... [2024-11-13 21:34:25,532 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:25" (1/1) ... [2024-11-13 21:34:25,535 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:25" (1/1) ... [2024-11-13 21:34:25,536 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:25" (1/1) ... [2024-11-13 21:34:25,544 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:25" (1/1) ... [2024-11-13 21:34:25,546 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:25" (1/1) ... [2024-11-13 21:34:25,552 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:25" (1/1) ... [2024-11-13 21:34:25,553 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:25" (1/1) ... [2024-11-13 21:34:25,560 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:34:25,561 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:34:25,561 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:34:25,562 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:34:25,563 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:34:25" (1/1) ... [2024-11-13 21:34:25,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:34:25,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:34:25,603 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:34:25,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:34:25,633 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:34:25,633 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:34:25,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:34:25,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:34:25,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:34:25,810 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:34:25,812 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:34:25,987 INFO L? ?]: Removed 33 outVars from TransFormulas that were not future-live. [2024-11-13 21:34:25,987 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:34:26,088 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:34:26,089 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:34:26,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:34:26 BoogieIcfgContainer [2024-11-13 21:34:26,089 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:34:26,090 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:34:26,090 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:34:26,100 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:34:26,101 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:34:26" (1/1) ... [2024-11-13 21:34:26,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:34:26,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:26,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 21:34:26,167 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 21:34:26,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:34:26,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:26,171 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:26,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:34:26,176 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:34:26,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:34:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:26,374 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:34:26,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:26,433 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:34:26,439 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:34:26,477 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 21:34:26,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:34:26,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:26,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 21:34:26,534 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 21:34:26,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:34:26,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:26,535 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:26,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:34:26,538 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:34:26,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:34:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:34:26,705 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:34:26,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:34:26,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:34:26,846 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:34:26,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:34:26,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 21:34:26,893 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:34:26,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:34:26 ImpRootNode [2024-11-13 21:34:26,928 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:34:26,929 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:34:26,929 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:34:26,929 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:34:26,930 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:34:26" (3/4) ... [2024-11-13 21:34:26,932 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:34:26,933 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:34:26,934 INFO L158 Benchmark]: Toolchain (without parser) took 2787.04ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 74.7MB in the end (delta: 14.3MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2024-11-13 21:34:26,934 INFO L158 Benchmark]: CDTParser took 0.55ms. Allocated memory is still 117.4MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:26,935 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1320.04ms. Allocated memory is still 117.4MB. Free memory was 88.8MB in the beginning and 68.8MB in the end (delta: 20.0MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2024-11-13 21:34:26,935 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.98ms. Allocated memory is still 117.4MB. Free memory was 68.8MB in the beginning and 66.1MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:26,935 INFO L158 Benchmark]: Boogie Preprocessor took 38.74ms. Allocated memory is still 117.4MB. Free memory was 66.1MB in the beginning and 64.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:26,936 INFO L158 Benchmark]: RCFGBuilder took 528.08ms. Allocated memory is still 117.4MB. Free memory was 64.1MB in the beginning and 46.5MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:34:26,936 INFO L158 Benchmark]: CodeCheck took 838.07ms. Allocated memory is still 117.4MB. Free memory was 46.0MB in the beginning and 74.7MB in the end (delta: -28.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:26,936 INFO L158 Benchmark]: Witness Printer took 4.46ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 74.7MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:34:26,943 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, 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, 6 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, 6 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 44 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 31 ConjunctsInSsa, 2 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: 1573]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_multiply_52_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_multiply_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_multiply_52c_badSink(data) [L1571] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147450881, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1573] data * 2 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 0.55ms. Allocated memory is still 117.4MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1320.04ms. Allocated memory is still 117.4MB. Free memory was 88.8MB in the beginning and 68.8MB in the end (delta: 20.0MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.98ms. Allocated memory is still 117.4MB. Free memory was 68.8MB in the beginning and 66.1MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.74ms. Allocated memory is still 117.4MB. Free memory was 66.1MB in the beginning and 64.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 528.08ms. Allocated memory is still 117.4MB. Free memory was 64.1MB in the beginning and 46.5MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 838.07ms. Allocated memory is still 117.4MB. Free memory was 46.0MB in the beginning and 74.7MB in the end (delta: -28.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.46ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 74.7MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:34:26,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fedf6743-f643-4b95-8052-e9d58778b657/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