./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/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_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/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_c9ee77c7-d2da-441f-a884-9098a5cd0157/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 35a17c87f95761d3c336dba09927a1f50471ad0d9c4c0258f32a514befdaa04e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:21:41,275 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:21:41,337 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:21:41,341 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:21:41,342 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:21:41,362 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:21:41,362 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:21:41,363 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:21:41,363 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:21:41,363 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:21:41,363 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:21:41,364 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:21:41,364 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:21:41,364 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:21:41,364 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:21:41,364 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:21:41,364 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:21:41,364 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:21:41,365 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:21:41,365 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:21:41,365 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:21:41,365 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:21:41,365 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:21:41,365 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:21:41,365 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:21:41,366 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:21:41,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:21:41,366 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:21:41,366 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:21:41,366 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:21:41,366 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:21:41,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:21:41,367 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_c9ee77c7-d2da-441f-a884-9098a5cd0157/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 -> 35a17c87f95761d3c336dba09927a1f50471ad0d9c4c0258f32a514befdaa04e [2024-11-13 22:21:41,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:21:41,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:21:41,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:21:41,676 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:21:41,677 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:21:41,678 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i Unable to find full path for "g++" [2024-11-13 22:21:43,625 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:21:44,024 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:21:44,025 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i [2024-11-13 22:21:44,049 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/data/5f2c74c19/ddc4fc835781417db0ad79de9b3d382e/FLAGf6d361d52 [2024-11-13 22:21:44,065 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/data/5f2c74c19/ddc4fc835781417db0ad79de9b3d382e [2024-11-13 22:21:44,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:21:44,069 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:21:44,070 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:21:44,070 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:21:44,075 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:21:44,076 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:21:44" (1/1) ... [2024-11-13 22:21:44,077 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52dfb2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:44, skipping insertion in model container [2024-11-13 22:21:44,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:21:44" (1/1) ... [2024-11-13 22:21:44,143 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:21:45,019 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:21:45,033 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:21:45,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:21:45,295 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:21:45,296 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:45 WrapperNode [2024-11-13 22:21:45,296 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:21:45,297 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:21:45,297 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:21:45,297 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:21:45,304 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:45" (1/1) ... [2024-11-13 22:21:45,340 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:45" (1/1) ... [2024-11-13 22:21:45,375 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 103 [2024-11-13 22:21:45,376 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:21:45,376 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:21:45,376 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:21:45,376 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:21:45,385 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:45" (1/1) ... [2024-11-13 22:21:45,385 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:45" (1/1) ... [2024-11-13 22:21:45,389 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:45" (1/1) ... [2024-11-13 22:21:45,393 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:45" (1/1) ... [2024-11-13 22:21:45,398 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:45" (1/1) ... [2024-11-13 22:21:45,407 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:45" (1/1) ... [2024-11-13 22:21:45,413 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:45" (1/1) ... [2024-11-13 22:21:45,414 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:45" (1/1) ... [2024-11-13 22:21:45,416 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:21:45,421 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:21:45,421 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:21:45,421 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:21:45,422 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:45" (1/1) ... [2024-11-13 22:21:45,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:21:45,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:21:45,467 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:21:45,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:21:45,501 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:21:45,501 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:21:45,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:21:45,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:21:45,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:21:45,699 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:21:45,701 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:21:45,920 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-11-13 22:21:45,920 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:21:46,217 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:21:46,217 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:21:46,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:21:46 BoogieIcfgContainer [2024-11-13 22:21:46,218 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:21:46,219 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:21:46,219 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:21:46,229 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:21:46,229 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:21:46" (1/1) ... [2024-11-13 22:21:46,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:21:46,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:46,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 22:21:46,303 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 22:21:46,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:21:46,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:46,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:46,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:46,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:46,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:46,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 22:21:46,818 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 22:21:46,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:21:46,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:46,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:47,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:21:47,051 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:21:47,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:21:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:21:47,262 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:21:47,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:21:47,319 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:21:47,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:21:47 ImpRootNode [2024-11-13 22:21:47,355 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:21:47,356 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:21:47,356 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:21:47,356 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:21:47,357 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:21:46" (3/4) ... [2024-11-13 22:21:47,360 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:21:47,361 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:21:47,362 INFO L158 Benchmark]: Toolchain (without parser) took 3293.05ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 70.2MB in the end (delta: 18.3MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2024-11-13 22:21:47,364 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:21:47,364 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1226.44ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 79.1MB in the end (delta: 9.5MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2024-11-13 22:21:47,365 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.60ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 76.2MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:21:47,365 INFO L158 Benchmark]: Boogie Preprocessor took 44.31ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 75.5MB in the end (delta: 701.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:21:47,366 INFO L158 Benchmark]: RCFGBuilder took 796.91ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 84.5MB in the end (delta: -9.0MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. [2024-11-13 22:21:47,366 INFO L158 Benchmark]: CodeCheck took 1136.51ms. Allocated memory is still 117.4MB. Free memory was 84.5MB in the beginning and 71.1MB in the end (delta: 13.4MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2024-11-13 22:21:47,368 INFO L158 Benchmark]: Witness Printer took 5.28ms. Allocated memory is still 117.4MB. Free memory was 70.2MB in the beginning and 70.2MB in the end (delta: 5.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:21:47,372 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1572]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559, overapproximation of bitwiseOr at line 1553. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_preinc_52_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_preinc_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_preinc_52c_badSink(data) [L1572] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1226.44ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 79.1MB in the end (delta: 9.5MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.60ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 76.2MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.31ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 75.5MB in the end (delta: 701.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 796.91ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 84.5MB in the end (delta: -9.0MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. * CodeCheck took 1136.51ms. Allocated memory is still 117.4MB. Free memory was 84.5MB in the beginning and 71.1MB in the end (delta: 13.4MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Witness Printer took 5.28ms. Allocated memory is still 117.4MB. Free memory was 70.2MB in the beginning and 70.2MB in the end (delta: 5.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:21:47,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/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_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/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_c9ee77c7-d2da-441f-a884-9098a5cd0157/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 35a17c87f95761d3c336dba09927a1f50471ad0d9c4c0258f32a514befdaa04e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:21:50,261 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:21:50,395 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:21:50,441 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:21:50,442 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:21:50,442 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:21:50,442 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:21:50,443 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:21:50,444 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:21:50,444 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:21:50,445 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:21:50,445 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:21:50,445 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:21:50,445 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:21:50,445 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:21:50,445 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:21:50,445 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:21:50,445 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:21:50,445 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:21:50,445 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:21:50,446 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:21:50,446 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:21:50,446 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:21:50,446 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:21:50,446 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:21:50,446 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:50,446 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:21:50,446 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:21:50,446 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:21:50,446 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:21:50,447 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:21:50,447 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:21:50,447 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:21:50,447 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:50,447 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:21:50,447 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_c9ee77c7-d2da-441f-a884-9098a5cd0157/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 -> 35a17c87f95761d3c336dba09927a1f50471ad0d9c4c0258f32a514befdaa04e [2024-11-13 22:21:50,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:21:50,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:21:50,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:21:50,793 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:21:50,793 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:21:50,795 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i Unable to find full path for "g++" [2024-11-13 22:21:52,804 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:21:53,123 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:21:53,124 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i [2024-11-13 22:21:53,145 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/data/65fc6f322/5fa6da6056c340bdb32b9283cb64bcef/FLAGc57294f60 [2024-11-13 22:21:53,161 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/data/65fc6f322/5fa6da6056c340bdb32b9283cb64bcef [2024-11-13 22:21:53,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:21:53,165 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:21:53,166 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:21:53,166 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:21:53,171 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:21:53,173 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:21:53" (1/1) ... [2024-11-13 22:21:53,176 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37bc2a59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:53, skipping insertion in model container [2024-11-13 22:21:53,176 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:21:53" (1/1) ... [2024-11-13 22:21:53,220 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:21:54,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:21:54,161 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:21:54,327 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:21:54,541 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:21:54,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:54 WrapperNode [2024-11-13 22:21:54,542 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:21:54,543 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:21:54,544 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:21:54,544 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:21:54,553 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:54" (1/1) ... [2024-11-13 22:21:54,589 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:54" (1/1) ... [2024-11-13 22:21:54,619 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 63 [2024-11-13 22:21:54,620 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:21:54,621 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:21:54,621 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:21:54,621 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:21:54,629 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:54" (1/1) ... [2024-11-13 22:21:54,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:54" (1/1) ... [2024-11-13 22:21:54,635 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:54" (1/1) ... [2024-11-13 22:21:54,639 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:54" (1/1) ... [2024-11-13 22:21:54,651 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:54" (1/1) ... [2024-11-13 22:21:54,656 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:54" (1/1) ... [2024-11-13 22:21:54,658 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:54" (1/1) ... [2024-11-13 22:21:54,662 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:54" (1/1) ... [2024-11-13 22:21:54,666 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:21:54,669 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:21:54,672 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:21:54,673 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:21:54,674 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:54" (1/1) ... [2024-11-13 22:21:54,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:21:54,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:21:54,707 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:21:54,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:21:54,743 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:21:54,743 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:21:54,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:21:54,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:21:54,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:21:54,942 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:21:54,945 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:21:55,110 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-13 22:21:55,110 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:21:55,181 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:21:55,181 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:21:55,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:21:55 BoogieIcfgContainer [2024-11-13 22:21:55,182 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:21:55,183 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:21:55,183 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:21:55,193 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:21:55,194 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:21:55" (1/1) ... [2024-11-13 22:21:55,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:21:55,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:55,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 22:21:55,257 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 22:21:55,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:21:55,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:55,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:55,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:55,266 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:55,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:21:55,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:55,455 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:55,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:55,504 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:21:55,507 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:55,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:55,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 22:21:55,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:55,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 22:21:55,566 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 22:21:55,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:21:55,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:55,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:55,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:55,571 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:55,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:21:55,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:21:55,742 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:21:55,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:21:55,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:21:55,861 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:21:55,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:21:55,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:21:55,900 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:21:55,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:21:55 ImpRootNode [2024-11-13 22:21:55,932 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:21:55,932 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:21:55,932 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:21:55,933 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:21:55,933 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:21:55" (3/4) ... [2024-11-13 22:21:55,936 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:21:55,937 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:21:55,939 INFO L158 Benchmark]: Toolchain (without parser) took 2772.86ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 30.9MB in the end (delta: 26.2MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2024-11-13 22:21:55,940 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:21:55,940 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1376.67ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 50.5MB in the end (delta: 6.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 22:21:55,940 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.84ms. Allocated memory is still 83.9MB. Free memory was 50.5MB in the beginning and 47.4MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:21:55,941 INFO L158 Benchmark]: Boogie Preprocessor took 47.87ms. Allocated memory is still 83.9MB. Free memory was 47.4MB in the beginning and 45.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:21:55,941 INFO L158 Benchmark]: RCFGBuilder took 512.82ms. Allocated memory is still 83.9MB. Free memory was 45.9MB in the beginning and 51.8MB in the end (delta: -5.9MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2024-11-13 22:21:55,941 INFO L158 Benchmark]: CodeCheck took 749.35ms. Allocated memory is still 83.9MB. Free memory was 51.8MB in the beginning and 31.3MB in the end (delta: 20.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:21:55,945 INFO L158 Benchmark]: Witness Printer took 4.23ms. Allocated memory is still 83.9MB. Free memory was 31.3MB in the beginning and 30.9MB in the end (delta: 415.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:21:55,947 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 30 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1572]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_preinc_52_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_preinc_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_preinc_52c_badSink(data) [L1572] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1376.67ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 50.5MB in the end (delta: 6.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.84ms. Allocated memory is still 83.9MB. Free memory was 50.5MB in the beginning and 47.4MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.87ms. Allocated memory is still 83.9MB. Free memory was 47.4MB in the beginning and 45.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 512.82ms. Allocated memory is still 83.9MB. Free memory was 45.9MB in the beginning and 51.8MB in the end (delta: -5.9MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. * CodeCheck took 749.35ms. Allocated memory is still 83.9MB. Free memory was 51.8MB in the beginning and 31.3MB in the end (delta: 20.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.23ms. Allocated memory is still 83.9MB. Free memory was 31.3MB in the beginning and 30.9MB in the end (delta: 415.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:21:55,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ee77c7-d2da-441f-a884-9098a5cd0157/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