./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_42_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_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/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_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_42_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/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_28f07020-3a0c-471a-b68e-b74604aee941/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 13b99b0d41c0aaa1b1cccfd5275361668c12649f925abd595e7007f84d57f99f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:40:44,350 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:40:44,437 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:40:44,447 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:40:44,449 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:40:44,484 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:40:44,485 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:40:44,485 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:40:44,485 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:40:44,486 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:40:44,486 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:40:44,486 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:40:44,486 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:40:44,486 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:40:44,488 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:40:44,488 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:40:44,488 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:40:44,488 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:40:44,489 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:40:44,489 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:40:44,489 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:40:44,489 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:40:44,489 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:40:44,489 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:40:44,489 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:40:44,489 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:40:44,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:40:44,490 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:40:44,490 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:40:44,490 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:40:44,490 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:40:44,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:40:44,490 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_28f07020-3a0c-471a-b68e-b74604aee941/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 -> 13b99b0d41c0aaa1b1cccfd5275361668c12649f925abd595e7007f84d57f99f [2024-11-13 22:40:44,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:40:44,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:40:44,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:40:44,840 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:40:44,840 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:40:44,841 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_42_bad.i Unable to find full path for "g++" [2024-11-13 22:40:46,772 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:40:47,235 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:40:47,236 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_42_bad.i [2024-11-13 22:40:47,283 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/data/b6b1576e5/a0d7d755e2b4455690914b234028fa00/FLAGd58fac6a4 [2024-11-13 22:40:47,361 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/data/b6b1576e5/a0d7d755e2b4455690914b234028fa00 [2024-11-13 22:40:47,366 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:40:47,368 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:40:47,371 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:40:47,371 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:40:47,376 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:40:47,377 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:40:47" (1/1) ... [2024-11-13 22:40:47,378 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2738d207 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:47, skipping insertion in model container [2024-11-13 22:40:47,381 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:40:47" (1/1) ... [2024-11-13 22:40:47,447 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:40:48,340 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:40:48,350 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:40:48,489 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:40:48,614 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:40:48,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:48 WrapperNode [2024-11-13 22:40:48,615 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:40:48,616 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:40:48,616 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:40:48,616 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:40:48,621 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:48" (1/1) ... [2024-11-13 22:40:48,639 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:48" (1/1) ... [2024-11-13 22:40:48,661 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 104 [2024-11-13 22:40:48,661 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:40:48,662 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:40:48,662 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:40:48,662 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:40:48,669 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:48" (1/1) ... [2024-11-13 22:40:48,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:48" (1/1) ... [2024-11-13 22:40:48,672 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:48" (1/1) ... [2024-11-13 22:40:48,676 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:48" (1/1) ... [2024-11-13 22:40:48,681 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:48" (1/1) ... [2024-11-13 22:40:48,683 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:48" (1/1) ... [2024-11-13 22:40:48,685 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:48" (1/1) ... [2024-11-13 22:40:48,686 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:48" (1/1) ... [2024-11-13 22:40:48,689 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:40:48,690 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:40:48,690 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:40:48,690 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:40:48,691 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:48" (1/1) ... [2024-11-13 22:40:48,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:40:48,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:40:48,731 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:40:48,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:40:48,762 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:40:48,762 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:40:48,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:40:48,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:40:48,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:40:48,899 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:40:48,901 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:40:49,135 INFO L? ?]: Removed 61 outVars from TransFormulas that were not future-live. [2024-11-13 22:40:49,135 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:40:49,365 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:40:49,368 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:40:49,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:40:49 BoogieIcfgContainer [2024-11-13 22:40:49,369 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:40:49,370 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:40:49,370 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:40:49,379 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:40:49,380 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:40:49" (1/1) ... [2024-11-13 22:40:49,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:40:49,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:40:49,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:40:49,453 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:40:49,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:40:49,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:40:49,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:40:49,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:40:49,913 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 22:40:49,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:40:49,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 22:40:49,975 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 22:40:49,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:40:49,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:40:49,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:40:50,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:40:50,177 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:40:50,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:40:50,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:40:50,323 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:40:50,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:40:50,373 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:40:50,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:40:50 ImpRootNode [2024-11-13 22:40:50,414 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:40:50,415 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:40:50,415 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:40:50,415 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:40:50,416 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:40:49" (3/4) ... [2024-11-13 22:40:50,420 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:40:50,421 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:40:50,424 INFO L158 Benchmark]: Toolchain (without parser) took 3053.80ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 40.7MB in the end (delta: 48.9MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. [2024-11-13 22:40:50,424 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:40:50,424 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1244.81ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 81.3MB in the end (delta: 8.1MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-11-13 22:40:50,425 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.10ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 78.5MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:40:50,425 INFO L158 Benchmark]: Boogie Preprocessor took 27.18ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 77.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:40:50,425 INFO L158 Benchmark]: RCFGBuilder took 679.24ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 40.2MB in the end (delta: 37.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:40:50,426 INFO L158 Benchmark]: CodeCheck took 1044.71ms. Allocated memory is still 117.4MB. Free memory was 40.2MB in the beginning and 40.7MB in the end (delta: -547.4kB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2024-11-13 22:40:50,426 INFO L158 Benchmark]: Witness Printer took 5.95ms. Allocated memory is still 117.4MB. Free memory was 40.7MB in the beginning and 40.7MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:40:50,432 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, 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: 1560]: 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 1550. 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_multiply_42_bad() [L1555] int data; [L1556] data = 0 [L1557] CALL, EXPR badSource(data) [L1550] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1550] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1550] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1550] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1550] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1551] return data; [L1557] RET, EXPR badSource(data) [L1557] data = badSource(data) [L1558] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] 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 0.28ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1244.81ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 81.3MB in the end (delta: 8.1MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.10ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 78.5MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.18ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 77.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 679.24ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 40.2MB in the end (delta: 37.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 1044.71ms. Allocated memory is still 117.4MB. Free memory was 40.2MB in the beginning and 40.7MB in the end (delta: -547.4kB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Witness Printer took 5.95ms. Allocated memory is still 117.4MB. Free memory was 40.7MB in the beginning and 40.7MB 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 22:40:50,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/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_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/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_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_42_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/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_28f07020-3a0c-471a-b68e-b74604aee941/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 13b99b0d41c0aaa1b1cccfd5275361668c12649f925abd595e7007f84d57f99f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:40:53,088 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:40:53,182 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:40:53,264 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:40:53,269 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:40:53,269 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:40:53,270 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:40:53,270 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:40:53,270 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:40:53,270 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:40:53,270 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:40:53,271 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:40:53,271 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:40:53,271 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:40:53,271 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:40:53,271 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:40:53,271 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:40:53,271 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:40:53,271 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:40:53,271 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:40:53,272 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:40:53,277 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:40:53,277 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:40:53,277 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:40:53,277 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:40:53,277 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:40:53,277 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:40:53,277 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:40:53,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:40:53,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:40:53,278 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:40:53,278 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:40:53,278 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:40:53,278 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:40:53,279 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:40:53,279 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_28f07020-3a0c-471a-b68e-b74604aee941/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 -> 13b99b0d41c0aaa1b1cccfd5275361668c12649f925abd595e7007f84d57f99f [2024-11-13 22:40:53,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:40:53,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:40:53,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:40:53,660 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:40:53,661 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:40:53,663 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_42_bad.i Unable to find full path for "g++" [2024-11-13 22:40:55,539 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:40:55,963 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:40:55,968 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_42_bad.i [2024-11-13 22:40:56,002 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/data/7bfb92443/efeddad462674ab890372939614651a1/FLAGe69189908 [2024-11-13 22:40:56,016 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/data/7bfb92443/efeddad462674ab890372939614651a1 [2024-11-13 22:40:56,018 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:40:56,020 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:40:56,021 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:40:56,021 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:40:56,025 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:40:56,026 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:40:56" (1/1) ... [2024-11-13 22:40:56,026 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5be42c6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:56, skipping insertion in model container [2024-11-13 22:40:56,027 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:40:56" (1/1) ... [2024-11-13 22:40:56,073 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:40:56,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:40:56,978 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:40:57,133 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:40:57,303 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:40:57,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:57 WrapperNode [2024-11-13 22:40:57,304 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:40:57,305 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:40:57,306 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:40:57,306 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:40:57,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:57" (1/1) ... [2024-11-13 22:40:57,334 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:57" (1/1) ... [2024-11-13 22:40:57,353 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 63 [2024-11-13 22:40:57,354 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:40:57,355 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:40:57,355 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:40:57,355 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:40:57,361 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:57" (1/1) ... [2024-11-13 22:40:57,362 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:57" (1/1) ... [2024-11-13 22:40:57,365 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:57" (1/1) ... [2024-11-13 22:40:57,365 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:57" (1/1) ... [2024-11-13 22:40:57,374 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:57" (1/1) ... [2024-11-13 22:40:57,376 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:57" (1/1) ... [2024-11-13 22:40:57,378 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:57" (1/1) ... [2024-11-13 22:40:57,379 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:57" (1/1) ... [2024-11-13 22:40:57,382 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:40:57,383 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:40:57,383 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:40:57,383 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:40:57,385 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:57" (1/1) ... [2024-11-13 22:40:57,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:40:57,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:40:57,423 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:40:57,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:40:57,455 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:40:57,456 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:40:57,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:40:57,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:40:57,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:40:57,619 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:40:57,621 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:40:57,756 INFO L? ?]: Removed 33 outVars from TransFormulas that were not future-live. [2024-11-13 22:40:57,756 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:40:57,825 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:40:57,825 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:40:57,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:40:57 BoogieIcfgContainer [2024-11-13 22:40:57,825 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:40:57,826 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:40:57,826 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:40:57,840 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:40:57,840 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:40:57" (1/1) ... [2024-11-13 22:40:57,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:40:57,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:40:57,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:40:57,899 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:40:57,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:40:57,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:40:57,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:40:57,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:40:57,907 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:40:57,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:40:58,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:40:58,111 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:40:58,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:40:58,140 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:40:58,143 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:40:58,205 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 22:40:58,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:40:58,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:40:58,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 22:40:58,264 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 22:40:58,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:40:58,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:40:58,264 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:40:58,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:40:58,267 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:40:58,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:40:58,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:40:58,448 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:40:58,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:40:58,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:40:58,564 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:40:58,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:40:58,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:40:58,602 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:40:58,628 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:40:58 ImpRootNode [2024-11-13 22:40:58,628 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:40:58,629 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:40:58,629 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:40:58,629 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:40:58,630 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:40:57" (3/4) ... [2024-11-13 22:40:58,632 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:40:58,633 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:40:58,634 INFO L158 Benchmark]: Toolchain (without parser) took 2614.25ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 73.3MB in the end (delta: 18.6MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2024-11-13 22:40:58,634 INFO L158 Benchmark]: CDTParser took 3.74ms. Allocated memory is still 83.9MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:40:58,635 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1283.92ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 80.0MB in the end (delta: 11.8MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. [2024-11-13 22:40:58,635 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.78ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 76.7MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:40:58,636 INFO L158 Benchmark]: Boogie Preprocessor took 27.96ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 75.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:40:58,636 INFO L158 Benchmark]: RCFGBuilder took 442.39ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 58.1MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:40:58,636 INFO L158 Benchmark]: CodeCheck took 801.80ms. Allocated memory is still 117.4MB. Free memory was 58.1MB in the beginning and 73.4MB in the end (delta: -15.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:40:58,637 INFO L158 Benchmark]: Witness Printer took 4.61ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 73.3MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:40:58,639 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 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: 1560]: 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_multiply_42_bad() [L1555] int data; [L1556] data = 0 [L1557] CALL, EXPR badSource(data) [L1550] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1550] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1550] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1551] return data; [L1557] RET, EXPR badSource(data) [L1557] data = badSource(data) [L1558] 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] [L1560] 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 3.74ms. Allocated memory is still 83.9MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1283.92ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 80.0MB in the end (delta: 11.8MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.78ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 76.7MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.96ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 75.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 442.39ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 58.1MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 801.80ms. Allocated memory is still 117.4MB. Free memory was 58.1MB in the beginning and 73.4MB in the end (delta: -15.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.61ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 73.3MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:40:58,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28f07020-3a0c-471a-b68e-b74604aee941/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample