./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_06_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_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/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_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_06_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/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_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/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 4e4347c86037459384974ae75e4351a61d7b75e4793327c8c4fbf0bb712ec6ee --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:36:06,510 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:36:06,601 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:36:06,606 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:36:06,607 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:36:06,636 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:36:06,637 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:36:06,637 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:36:06,638 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:36:06,638 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:36:06,638 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:36:06,638 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:36:06,638 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:36:06,638 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:36:06,638 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:36:06,638 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:36:06,640 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:36:06,640 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:36:06,640 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:36:06,640 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:36:06,642 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:36:06,642 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:36:06,642 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:36:06,642 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:36:06,642 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:36:06,642 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:36:06,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:36:06,642 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:36:06,642 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:36:06,642 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:36:06,643 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:36:06,643 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:36:06,643 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_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/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 -> 4e4347c86037459384974ae75e4351a61d7b75e4793327c8c4fbf0bb712ec6ee [2024-11-13 20:36:06,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:36:06,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:36:06,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:36:06,948 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:36:06,948 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:36:06,949 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_06_bad.i Unable to find full path for "g++" [2024-11-13 20:36:08,830 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:36:09,250 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:36:09,254 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_06_bad.i [2024-11-13 20:36:09,289 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/data/cd4a1d298/a1d1c0cda0f74ef08aee5ae8e1d07a7a/FLAG40db9aede [2024-11-13 20:36:09,309 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/data/cd4a1d298/a1d1c0cda0f74ef08aee5ae8e1d07a7a [2024-11-13 20:36:09,314 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:36:09,315 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:36:09,318 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:36:09,318 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:36:09,323 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:36:09,324 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:36:09" (1/1) ... [2024-11-13 20:36:09,324 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51c82659 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:09, skipping insertion in model container [2024-11-13 20:36:09,326 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:36:09" (1/1) ... [2024-11-13 20:36:09,387 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:36:10,212 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:36:10,222 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:36:10,322 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:36:10,471 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:36:10,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:10 WrapperNode [2024-11-13 20:36:10,471 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:36:10,473 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:36:10,473 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:36:10,473 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:36:10,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:10" (1/1) ... [2024-11-13 20:36:10,499 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:10" (1/1) ... [2024-11-13 20:36:10,522 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 100 [2024-11-13 20:36:10,523 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:36:10,524 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:36:10,524 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:36:10,524 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:36:10,533 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:10" (1/1) ... [2024-11-13 20:36:10,534 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:10" (1/1) ... [2024-11-13 20:36:10,537 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:10" (1/1) ... [2024-11-13 20:36:10,537 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:10" (1/1) ... [2024-11-13 20:36:10,543 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:10" (1/1) ... [2024-11-13 20:36:10,545 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:10" (1/1) ... [2024-11-13 20:36:10,547 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:10" (1/1) ... [2024-11-13 20:36:10,548 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:10" (1/1) ... [2024-11-13 20:36:10,550 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:36:10,551 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:36:10,552 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:36:10,552 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:36:10,553 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:10" (1/1) ... [2024-11-13 20:36:10,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:36:10,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:36:10,595 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:36:10,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:36:10,630 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:36:10,630 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:36:10,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:36:10,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:36:10,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:36:10,787 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:36:10,788 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:36:11,041 INFO L? ?]: Removed 56 outVars from TransFormulas that were not future-live. [2024-11-13 20:36:11,041 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:36:11,339 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:36:11,339 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:36:11,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:36:11 BoogieIcfgContainer [2024-11-13 20:36:11,340 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:36:11,340 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:36:11,341 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:36:11,370 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:36:11,371 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:36:11" (1/1) ... [2024-11-13 20:36:11,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:36:11,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:36:11,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 20:36:11,440 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 20:36:11,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:36:11,448 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:36:11,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:36:11,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:36:11,758 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:36:11,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:36:12,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:36:12,031 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:36:12,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:36:12,094 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:36:12,135 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:36:12 ImpRootNode [2024-11-13 20:36:12,135 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:36:12,136 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:36:12,136 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:36:12,138 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:36:12,138 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:36:11" (3/4) ... [2024-11-13 20:36:12,141 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:36:12,142 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:36:12,143 INFO L158 Benchmark]: Toolchain (without parser) took 2827.66ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 90.5MB in the beginning and 287.4MB in the end (delta: -196.9MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2024-11-13 20:36:12,143 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:12,144 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1154.10ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 83.8MB in the end (delta: 6.3MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-11-13 20:36:12,144 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.59ms. Allocated memory is still 117.4MB. Free memory was 83.8MB in the beginning and 81.4MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:12,145 INFO L158 Benchmark]: Boogie Preprocessor took 26.93ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 79.9MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:36:12,145 INFO L158 Benchmark]: RCFGBuilder took 788.42ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 38.7MB in the end (delta: 41.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 20:36:12,146 INFO L158 Benchmark]: CodeCheck took 795.00ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 38.5MB in the beginning and 288.0MB in the end (delta: -249.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:12,146 INFO L158 Benchmark]: Witness Printer took 5.92ms. Allocated memory is still 352.3MB. Free memory was 288.0MB in the beginning and 287.4MB in the end (delta: 667.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:12,149 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, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, 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, 8 NumberOfCodeBlocks, 8 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: 1561]: 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 1569, overapproximation of bitwiseOr at line 1555. 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); [L1548] static const int STATIC_CONST_FIVE = 5; [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1569] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] CALL CWE191_Integer_Underflow__int_rand_multiply_06_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE STATIC_CONST_FIVE==5 [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1555] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] COND TRUE STATIC_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1561] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, 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 0.39ms. Allocated memory is still 167.8MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1154.10ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 83.8MB in the end (delta: 6.3MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.59ms. Allocated memory is still 117.4MB. Free memory was 83.8MB in the beginning and 81.4MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.93ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 79.9MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 788.42ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 38.7MB in the end (delta: 41.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 795.00ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 38.5MB in the beginning and 288.0MB in the end (delta: -249.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.92ms. Allocated memory is still 352.3MB. Free memory was 288.0MB in the beginning and 287.4MB in the end (delta: 667.4kB). 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 20:36:12,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/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_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/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_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_06_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/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_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/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 4e4347c86037459384974ae75e4351a61d7b75e4793327c8c4fbf0bb712ec6ee --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:36:14,875 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:36:14,973 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 20:36:15,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:36:15,058 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:36:15,067 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:36:15,068 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:36:15,068 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:36:15,068 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:36:15,068 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:36:15,069 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:36:15,069 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:36:15,069 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:36:15,069 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:36:15,069 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:36:15,069 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:36:15,069 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:36:15,069 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:36:15,069 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:36:15,069 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:36:15,069 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:36:15,069 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:36:15,070 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:36:15,070 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:36:15,070 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:36:15,070 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:36:15,070 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:36:15,070 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:36:15,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:36:15,070 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:36:15,073 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:36:15,073 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:36:15,073 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:36:15,073 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:36:15,074 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:36:15,074 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_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/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 -> 4e4347c86037459384974ae75e4351a61d7b75e4793327c8c4fbf0bb712ec6ee [2024-11-13 20:36:15,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:36:15,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:36:15,403 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:36:15,405 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:36:15,405 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:36:15,406 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_06_bad.i Unable to find full path for "g++" [2024-11-13 20:36:17,221 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:36:17,711 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:36:17,712 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_06_bad.i [2024-11-13 20:36:17,750 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/data/dbabea5b9/1541a42630e64dad9a5ed34d190e77eb/FLAG9bc974020 [2024-11-13 20:36:17,770 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/data/dbabea5b9/1541a42630e64dad9a5ed34d190e77eb [2024-11-13 20:36:17,773 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:36:17,774 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:36:17,777 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:36:17,777 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:36:17,782 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:36:17,783 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:36:17" (1/1) ... [2024-11-13 20:36:17,784 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ecad60d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:17, skipping insertion in model container [2024-11-13 20:36:17,784 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:36:17" (1/1) ... [2024-11-13 20:36:17,845 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:36:18,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:36:18,719 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:36:18,859 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:36:19,058 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:36:19,059 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:19 WrapperNode [2024-11-13 20:36:19,059 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:36:19,060 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:36:19,060 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:36:19,061 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:36:19,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:19" (1/1) ... [2024-11-13 20:36:19,102 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:19" (1/1) ... [2024-11-13 20:36:19,131 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 60 [2024-11-13 20:36:19,133 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:36:19,134 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:36:19,134 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:36:19,135 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:36:19,143 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:19" (1/1) ... [2024-11-13 20:36:19,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:19" (1/1) ... [2024-11-13 20:36:19,150 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:19" (1/1) ... [2024-11-13 20:36:19,150 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:19" (1/1) ... [2024-11-13 20:36:19,163 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:19" (1/1) ... [2024-11-13 20:36:19,166 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:19" (1/1) ... [2024-11-13 20:36:19,171 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:19" (1/1) ... [2024-11-13 20:36:19,176 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:19" (1/1) ... [2024-11-13 20:36:19,179 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:36:19,184 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:36:19,184 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:36:19,184 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:36:19,185 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:19" (1/1) ... [2024-11-13 20:36:19,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:36:19,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:36:19,222 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:36:19,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:36:19,252 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:36:19,253 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:36:19,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:36:19,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:36:19,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:36:19,451 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:36:19,457 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:36:19,677 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 20:36:19,678 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:36:19,771 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:36:19,774 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:36:19,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:36:19 BoogieIcfgContainer [2024-11-13 20:36:19,775 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:36:19,776 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:36:19,776 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:36:19,786 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:36:19,786 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:36:19" (1/1) ... [2024-11-13 20:36:19,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:36:19,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:36:19,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 20:36:19,838 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 20:36:19,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:36:19,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:36:19,843 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:36:19,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:36:19,848 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:36:19,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:36:20,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:36:20,046 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:36:20,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:36:20,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:36:20,203 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:36:20,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:36:20,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:36:20,247 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:36:20,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:36:20 ImpRootNode [2024-11-13 20:36:20,283 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:36:20,285 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:36:20,285 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:36:20,286 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:36:20,286 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:36:19" (3/4) ... [2024-11-13 20:36:20,289 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:36:20,290 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:36:20,291 INFO L158 Benchmark]: Toolchain (without parser) took 2517.17ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 81.8MB in the end (delta: 10.2MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2024-11-13 20:36:20,294 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory is still 50.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:20,294 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1283.11ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 78.5MB in the end (delta: 13.3MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2024-11-13 20:36:20,294 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.23ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 75.8MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:20,295 INFO L158 Benchmark]: Boogie Preprocessor took 49.54ms. Allocated memory is still 117.4MB. Free memory was 75.8MB in the beginning and 74.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:20,295 INFO L158 Benchmark]: RCFGBuilder took 590.90ms. Allocated memory is still 117.4MB. Free memory was 74.5MB in the beginning and 55.4MB in the end (delta: 19.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:36:20,295 INFO L158 Benchmark]: CodeCheck took 508.27ms. Allocated memory is still 117.4MB. Free memory was 55.4MB in the beginning and 81.8MB in the end (delta: -26.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:20,296 INFO L158 Benchmark]: Witness Printer took 5.27ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 81.8MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:20,301 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, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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, 8 NumberOfCodeBlocks, 8 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: 1561]: 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 1569. 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); [L1548] static const int STATIC_CONST_FIVE = 5; [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1569] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] CALL CWE191_Integer_Underflow__int_rand_multiply_06_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE STATIC_CONST_FIVE==5 [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] COND TRUE STATIC_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1561] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, 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 0.39ms. Allocated memory is still 83.9MB. Free memory is still 50.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1283.11ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 78.5MB in the end (delta: 13.3MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.23ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 75.8MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.54ms. Allocated memory is still 117.4MB. Free memory was 75.8MB in the beginning and 74.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 590.90ms. Allocated memory is still 117.4MB. Free memory was 74.5MB in the beginning and 55.4MB in the end (delta: 19.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 508.27ms. Allocated memory is still 117.4MB. Free memory was 55.4MB in the beginning and 81.8MB in the end (delta: -26.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.27ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 81.8MB 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 20:36:20,333 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c36a702-ddab-4424-9b2a-f7e3b9b1acb3/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