./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_54_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_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/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_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_54_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/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_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/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 a48bffd8a7308be9046d820e21c7a474ff74f6db027c73c91166d65332900659 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:11:47,963 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:11:48,069 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 23:11:48,077 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:11:48,077 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:11:48,114 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:11:48,116 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:11:48,116 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:11:48,116 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:11:48,117 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:11:48,118 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:11:48,118 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:11:48,118 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:11:48,118 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:11:48,118 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:11:48,118 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:11:48,118 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:11:48,118 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:11:48,119 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:11:48,119 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:11:48,119 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:11:48,119 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:11:48,119 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:11:48,119 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:11:48,119 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:11:48,119 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:11:48,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:11:48,120 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:11:48,120 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:11:48,120 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:11:48,120 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:11:48,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:11:48,121 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_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/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 -> a48bffd8a7308be9046d820e21c7a474ff74f6db027c73c91166d65332900659 [2024-11-13 23:11:48,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:11:48,487 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:11:48,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:11:48,493 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:11:48,493 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:11:48,496 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_54_bad.i Unable to find full path for "g++" [2024-11-13 23:11:50,499 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:11:50,964 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:11:50,965 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_54_bad.i [2024-11-13 23:11:50,990 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/data/f6b5bb61e/c0ac3d810dc140ffbc8e133343436ba5/FLAG4166e2422 [2024-11-13 23:11:51,011 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/data/f6b5bb61e/c0ac3d810dc140ffbc8e133343436ba5 [2024-11-13 23:11:51,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:11:51,015 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:11:51,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:11:51,018 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:11:51,023 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:11:51,024 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:11:51" (1/1) ... [2024-11-13 23:11:51,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e5f8124 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:51, skipping insertion in model container [2024-11-13 23:11:51,027 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:11:51" (1/1) ... [2024-11-13 23:11:51,089 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:11:52,099 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:11:52,113 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:11:52,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:11:52,466 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:11:52,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:52 WrapperNode [2024-11-13 23:11:52,467 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:11:52,468 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:11:52,468 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:11:52,468 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:11:52,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:52" (1/1) ... [2024-11-13 23:11:52,495 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:52" (1/1) ... [2024-11-13 23:11:52,528 INFO L138 Inliner]: procedures = 501, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 105 [2024-11-13 23:11:52,529 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:11:52,530 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:11:52,530 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:11:52,530 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:11:52,540 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:52" (1/1) ... [2024-11-13 23:11:52,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:52" (1/1) ... [2024-11-13 23:11:52,543 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:52" (1/1) ... [2024-11-13 23:11:52,544 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:52" (1/1) ... [2024-11-13 23:11:52,551 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:52" (1/1) ... [2024-11-13 23:11:52,554 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:52" (1/1) ... [2024-11-13 23:11:52,556 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:52" (1/1) ... [2024-11-13 23:11:52,558 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:52" (1/1) ... [2024-11-13 23:11:52,561 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:11:52,564 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:11:52,564 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:11:52,565 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:11:52,566 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:52" (1/1) ... [2024-11-13 23:11:52,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:11:52,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:11:52,606 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:11:52,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:11:52,639 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:11:52,640 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:11:52,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:11:52,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:11:52,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:11:52,842 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:11:52,845 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:11:53,129 INFO L? ?]: Removed 65 outVars from TransFormulas that were not future-live. [2024-11-13 23:11:53,129 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:11:53,504 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:11:53,505 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:11:53,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:11:53 BoogieIcfgContainer [2024-11-13 23:11:53,505 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:11:53,506 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:11:53,506 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:11:53,519 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:11:53,520 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:11:53" (1/1) ... [2024-11-13 23:11:53,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:11:53,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:53,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 23:11:53,586 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 23:11:53,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:11:53,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:53,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:11:53,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:11:53,999 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:11:54,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:11:54,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:11:54,234 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:11:54,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:11:54,292 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:11:54,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:11:54 ImpRootNode [2024-11-13 23:11:54,332 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:11:54,333 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:11:54,333 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:11:54,333 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:11:54,333 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:11:53" (3/4) ... [2024-11-13 23:11:54,337 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:11:54,338 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:11:54,343 INFO L158 Benchmark]: Toolchain (without parser) took 3325.03ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 115.0MB in the beginning and 300.0MB in the end (delta: -185.1MB). Peak memory consumption was 100.0MB. Max. memory is 16.1GB. [2024-11-13 23:11:54,343 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 142.6MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:11:54,344 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1449.67ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 115.0MB in the beginning and 390.8MB in the end (delta: -275.8MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-11-13 23:11:54,344 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.28ms. Allocated memory is still 427.8MB. Free memory was 390.8MB in the beginning and 387.5MB in the end (delta: 3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:11:54,346 INFO L158 Benchmark]: Boogie Preprocessor took 31.52ms. Allocated memory is still 427.8MB. Free memory was 387.5MB in the beginning and 386.9MB in the end (delta: 600.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:11:54,347 INFO L158 Benchmark]: RCFGBuilder took 940.91ms. Allocated memory is still 427.8MB. Free memory was 386.3MB in the beginning and 345.6MB in the end (delta: 40.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 23:11:54,347 INFO L158 Benchmark]: CodeCheck took 826.15ms. Allocated memory is still 427.8MB. Free memory was 345.6MB in the beginning and 300.0MB in the end (delta: 45.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 23:11:54,348 INFO L158 Benchmark]: Witness Printer took 6.38ms. Allocated memory is still 427.8MB. Free memory is still 300.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:11:54,353 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: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 1583]: 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 CWE191_Integer_Underflow__int_rand_multiply_54_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 CWE191_Integer_Underflow__int_rand_multiply_54b_badSink(data) [L1567] CALL CWE191_Integer_Underflow__int_rand_multiply_54c_badSink(data) [L1572] CALL CWE191_Integer_Underflow__int_rand_multiply_54d_badSink(data) [L1577] CALL CWE191_Integer_Underflow__int_rand_multiply_54e_badSink(data) [L1581] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1583] 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 0.46ms. Allocated memory is still 142.6MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1449.67ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 115.0MB in the beginning and 390.8MB in the end (delta: -275.8MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.28ms. Allocated memory is still 427.8MB. Free memory was 390.8MB in the beginning and 387.5MB in the end (delta: 3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.52ms. Allocated memory is still 427.8MB. Free memory was 387.5MB in the beginning and 386.9MB in the end (delta: 600.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 940.91ms. Allocated memory is still 427.8MB. Free memory was 386.3MB in the beginning and 345.6MB in the end (delta: 40.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 826.15ms. Allocated memory is still 427.8MB. Free memory was 345.6MB in the beginning and 300.0MB in the end (delta: 45.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Witness Printer took 6.38ms. Allocated memory is still 427.8MB. Free memory is still 300.0MB. 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 23:11:54,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/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_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/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_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_54_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/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_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/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 a48bffd8a7308be9046d820e21c7a474ff74f6db027c73c91166d65332900659 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:11:57,135 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:11:57,282 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 23:11:57,362 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:11:57,364 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:11:57,364 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:11:57,364 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:11:57,365 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:11:57,365 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:11:57,366 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:11:57,366 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:11:57,367 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:11:57,367 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:11:57,367 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:11:57,367 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:11:57,367 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:11:57,368 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:11:57,368 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:11:57,368 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:11:57,368 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:11:57,368 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:11:57,368 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:11:57,368 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:11:57,368 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:11:57,368 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:11:57,368 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:57,368 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:11:57,369 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:11:57,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:11:57,369 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:11:57,369 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:11:57,369 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:11:57,369 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:11:57,369 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:57,369 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:11:57,369 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_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/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 -> a48bffd8a7308be9046d820e21c7a474ff74f6db027c73c91166d65332900659 [2024-11-13 23:11:57,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:11:57,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:11:57,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:11:57,703 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:11:57,704 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:11:57,705 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_54_bad.i Unable to find full path for "g++" [2024-11-13 23:11:59,938 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:12:00,438 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:12:00,438 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_54_bad.i [2024-11-13 23:12:00,489 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/data/83a215627/245d199ba83249a0ad615b6ffa37f2b2/FLAG16b145bca [2024-11-13 23:12:00,519 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/data/83a215627/245d199ba83249a0ad615b6ffa37f2b2 [2024-11-13 23:12:00,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:12:00,523 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:12:00,526 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:12:00,527 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:12:00,534 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:12:00,535 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:12:00" (1/1) ... [2024-11-13 23:12:00,538 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8b34c6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:00, skipping insertion in model container [2024-11-13 23:12:00,538 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:12:00" (1/1) ... [2024-11-13 23:12:00,598 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:12:01,809 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:12:01,825 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:12:01,988 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:12:02,153 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:12:02,154 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:02 WrapperNode [2024-11-13 23:12:02,154 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:12:02,156 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:12:02,156 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:12:02,156 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:12:02,165 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:02" (1/1) ... [2024-11-13 23:12:02,215 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:02" (1/1) ... [2024-11-13 23:12:02,261 INFO L138 Inliner]: procedures = 506, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 65 [2024-11-13 23:12:02,262 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:12:02,263 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:12:02,263 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:12:02,263 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:12:02,272 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:02" (1/1) ... [2024-11-13 23:12:02,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:02" (1/1) ... [2024-11-13 23:12:02,279 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:02" (1/1) ... [2024-11-13 23:12:02,279 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:02" (1/1) ... [2024-11-13 23:12:02,299 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:02" (1/1) ... [2024-11-13 23:12:02,301 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:02" (1/1) ... [2024-11-13 23:12:02,307 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:02" (1/1) ... [2024-11-13 23:12:02,312 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:02" (1/1) ... [2024-11-13 23:12:02,315 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:12:02,320 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:12:02,321 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:12:02,321 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:12:02,322 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:02" (1/1) ... [2024-11-13 23:12:02,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:12:02,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:12:02,367 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:12:02,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:12:02,407 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:12:02,409 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:12:02,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:12:02,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:12:02,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:12:02,645 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:12:02,648 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:12:02,894 INFO L? ?]: Removed 37 outVars from TransFormulas that were not future-live. [2024-11-13 23:12:02,895 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:12:03,006 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:12:03,007 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:12:03,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:12:03 BoogieIcfgContainer [2024-11-13 23:12:03,007 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:12:03,008 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:12:03,008 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:12:03,018 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:12:03,019 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:12:03" (1/1) ... [2024-11-13 23:12:03,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:12:03,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:12:03,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 23:12:03,079 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 23:12:03,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:12:03,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:12:03,084 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:12:03,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:12:03,086 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:12:03,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:12:03,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:12:03,331 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:12:03,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:12:03,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:12:03,481 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:12:03,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:12:03,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:12:03,558 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:12:03,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:12:03 ImpRootNode [2024-11-13 23:12:03,599 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:12:03,601 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:12:03,601 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:12:03,602 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:12:03,603 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:12:03" (3/4) ... [2024-11-13 23:12:03,606 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:12:03,607 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:12:03,610 INFO L158 Benchmark]: Toolchain (without parser) took 3085.09ms. Allocated memory is still 117.4MB. Free memory was 87.8MB in the beginning and 79.4MB in the end (delta: 8.3MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2024-11-13 23:12:03,611 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:12:03,611 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1628.77ms. Allocated memory is still 117.4MB. Free memory was 87.6MB in the beginning and 66.8MB in the end (delta: 20.8MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2024-11-13 23:12:03,611 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.52ms. Allocated memory is still 117.4MB. Free memory was 66.8MB in the beginning and 63.4MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:12:03,612 INFO L158 Benchmark]: Boogie Preprocessor took 56.85ms. Allocated memory is still 117.4MB. Free memory was 63.4MB in the beginning and 61.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:12:03,612 INFO L158 Benchmark]: RCFGBuilder took 686.83ms. Allocated memory is still 117.4MB. Free memory was 61.9MB in the beginning and 43.6MB in the end (delta: 18.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 23:12:03,612 INFO L158 Benchmark]: CodeCheck took 591.61ms. Allocated memory is still 117.4MB. Free memory was 43.6MB in the beginning and 79.5MB in the end (delta: -35.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:12:03,613 INFO L158 Benchmark]: Witness Printer took 5.94ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 79.4MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:12:03,619 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: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 1583]: 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 CWE191_Integer_Underflow__int_rand_multiply_54_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 CWE191_Integer_Underflow__int_rand_multiply_54b_badSink(data) [L1567] CALL CWE191_Integer_Underflow__int_rand_multiply_54c_badSink(data) [L1572] CALL CWE191_Integer_Underflow__int_rand_multiply_54d_badSink(data) [L1577] CALL CWE191_Integer_Underflow__int_rand_multiply_54e_badSink(data) [L1581] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1583] 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 0.35ms. Allocated memory is still 117.4MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1628.77ms. Allocated memory is still 117.4MB. Free memory was 87.6MB in the beginning and 66.8MB in the end (delta: 20.8MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.52ms. Allocated memory is still 117.4MB. Free memory was 66.8MB in the beginning and 63.4MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.85ms. Allocated memory is still 117.4MB. Free memory was 63.4MB in the beginning and 61.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 686.83ms. Allocated memory is still 117.4MB. Free memory was 61.9MB in the beginning and 43.6MB in the end (delta: 18.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 591.61ms. Allocated memory is still 117.4MB. Free memory was 43.6MB in the beginning and 79.5MB in the end (delta: -35.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.94ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 79.4MB 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 23:12:03,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4016233d-47b2-43a6-a2f7-eaf2fd4f3c6e/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