./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_09_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_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/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_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_09_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/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_0977654d-f82e-456b-8571-e4bffa00fac8/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 32f6bb8d45b447b9a707df450d49f293a469759c65e754f143a9f5b9f9e4165f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:18:40,287 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:18:40,412 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:18:40,421 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:18:40,422 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:18:40,449 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:18:40,450 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:18:40,450 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:18:40,450 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:18:40,451 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:18:40,451 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:18:40,451 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:18:40,451 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:18:40,451 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:18:40,452 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:18:40,452 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:18:40,452 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:18:40,452 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:18:40,452 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:18:40,452 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:18:40,457 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:18:40,457 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:18:40,457 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:18:40,457 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:18:40,458 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:18:40,458 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:18:40,458 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:18:40,458 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:18:40,459 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:18:40,459 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:18:40,459 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:18:40,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:18:40,459 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_0977654d-f82e-456b-8571-e4bffa00fac8/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 -> 32f6bb8d45b447b9a707df450d49f293a469759c65e754f143a9f5b9f9e4165f [2024-11-13 22:18:40,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:18:40,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:18:40,916 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:18:40,917 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:18:40,918 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:18:40,919 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_09_bad.i Unable to find full path for "g++" [2024-11-13 22:18:43,096 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:18:43,671 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:18:43,671 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_09_bad.i [2024-11-13 22:18:43,697 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/data/476ed7607/7952afa521094834ac5749d61815e163/FLAGaa1067d6e [2024-11-13 22:18:43,714 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/data/476ed7607/7952afa521094834ac5749d61815e163 [2024-11-13 22:18:43,717 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:18:43,718 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:18:43,720 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:18:43,720 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:18:43,726 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:18:43,727 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:18:43" (1/1) ... [2024-11-13 22:18:43,728 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@223099a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:43, skipping insertion in model container [2024-11-13 22:18:43,729 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:18:43" (1/1) ... [2024-11-13 22:18:43,791 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:18:44,757 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:18:44,769 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:18:44,925 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:18:45,053 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:18:45,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:45 WrapperNode [2024-11-13 22:18:45,054 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:18:45,055 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:18:45,055 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:18:45,055 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:18:45,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:45" (1/1) ... [2024-11-13 22:18:45,093 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:45" (1/1) ... [2024-11-13 22:18:45,119 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 101 [2024-11-13 22:18:45,120 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:18:45,121 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:18:45,121 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:18:45,121 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:18:45,129 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:45" (1/1) ... [2024-11-13 22:18:45,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:45" (1/1) ... [2024-11-13 22:18:45,132 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:45" (1/1) ... [2024-11-13 22:18:45,132 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:45" (1/1) ... [2024-11-13 22:18:45,138 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:45" (1/1) ... [2024-11-13 22:18:45,140 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:45" (1/1) ... [2024-11-13 22:18:45,142 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:45" (1/1) ... [2024-11-13 22:18:45,143 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:45" (1/1) ... [2024-11-13 22:18:45,146 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:18:45,146 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:18:45,146 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:18:45,147 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:18:45,148 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:45" (1/1) ... [2024-11-13 22:18:45,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:18:45,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:18:45,198 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:18:45,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:18:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:18:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:18:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:18:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:18:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:18:45,395 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:18:45,397 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:18:45,644 INFO L? ?]: Removed 55 outVars from TransFormulas that were not future-live. [2024-11-13 22:18:45,644 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:18:45,958 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:18:45,958 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:18:45,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:18:45 BoogieIcfgContainer [2024-11-13 22:18:45,959 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:18:45,960 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:18:45,960 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:18:45,974 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:18:45,974 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:18:45" (1/1) ... [2024-11-13 22:18:45,984 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:18:46,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:46,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:18:46,053 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:18:46,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:18:46,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:46,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:18:46,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:46,777 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 22:18:46,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:46,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 22:18:46,862 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 22:18:46,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:18:46,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:46,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:18:47,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:18:47,066 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:18:47,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:18:47,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:18:47,298 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:18:47,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:18:47,376 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:18:47,417 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:18:47 ImpRootNode [2024-11-13 22:18:47,417 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:18:47,419 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:18:47,419 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:18:47,420 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:18:47,421 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:18:45" (3/4) ... [2024-11-13 22:18:47,423 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:18:47,424 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:18:47,428 INFO L158 Benchmark]: Toolchain (without parser) took 3707.05ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 115.9MB in the beginning and 394.0MB in the end (delta: -278.1MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2024-11-13 22:18:47,428 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:18:47,428 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1334.01ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 108.5MB in the end (delta: 7.3MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. [2024-11-13 22:18:47,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.40ms. Allocated memory is still 142.6MB. Free memory was 108.5MB in the beginning and 105.5MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:18:47,429 INFO L158 Benchmark]: Boogie Preprocessor took 25.12ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 104.7MB in the end (delta: 788.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:18:47,430 INFO L158 Benchmark]: RCFGBuilder took 812.54ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 62.8MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 22:18:47,430 INFO L158 Benchmark]: CodeCheck took 1457.83ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 62.8MB in the beginning and 394.0MB in the end (delta: -331.2MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2024-11-13 22:18:47,430 INFO L158 Benchmark]: Witness Printer took 5.62ms. Allocated memory is still 427.8MB. Free memory was 394.0MB in the beginning and 394.0MB in the end (delta: 15.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:18:47,438 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12 IncrementalHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 4 mSDtfsCounter, 12 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 18 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: 1559]: 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 1568, overapproximation of bitwiseOr at line 1554. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_rand_preinc_09_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(GLOBAL_CONST_TRUE) [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1556] COND TRUE \read(GLOBAL_CONST_TRUE) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] ++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 0.34ms. Allocated memory is still 142.6MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1334.01ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 108.5MB in the end (delta: 7.3MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.40ms. Allocated memory is still 142.6MB. Free memory was 108.5MB in the beginning and 105.5MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.12ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 104.7MB in the end (delta: 788.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 812.54ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 62.8MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 1457.83ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 62.8MB in the beginning and 394.0MB in the end (delta: -331.2MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. * Witness Printer took 5.62ms. Allocated memory is still 427.8MB. Free memory was 394.0MB in the beginning and 394.0MB in the end (delta: 15.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:18:47,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/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_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/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_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_09_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/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_0977654d-f82e-456b-8571-e4bffa00fac8/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 32f6bb8d45b447b9a707df450d49f293a469759c65e754f143a9f5b9f9e4165f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:18:50,456 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:18:50,566 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:18:50,621 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:18:50,622 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:18:50,622 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:18:50,622 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:18:50,622 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:18:50,623 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:18:50,623 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:18:50,623 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:18:50,623 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:18:50,623 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:18:50,623 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:18:50,623 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:18:50,624 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:18:50,624 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:18:50,624 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:18:50,624 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:18:50,624 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:18:50,624 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:18:50,624 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:18:50,626 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:18:50,626 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:18:50,627 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:18:50,627 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:50,627 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:18:50,627 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:18:50,627 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:18:50,627 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:18:50,627 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:18:50,628 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:18:50,628 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:18:50,628 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:50,628 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:18:50,629 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_0977654d-f82e-456b-8571-e4bffa00fac8/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 -> 32f6bb8d45b447b9a707df450d49f293a469759c65e754f143a9f5b9f9e4165f [2024-11-13 22:18:50,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:18:50,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:18:50,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:18:50,993 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:18:50,993 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:18:50,998 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_09_bad.i Unable to find full path for "g++" [2024-11-13 22:18:53,097 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:18:53,645 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:18:53,646 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_09_bad.i [2024-11-13 22:18:53,677 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/data/7492d581f/7bc27f3a2ae24dd5b205fa474e025826/FLAGc4bcda3db [2024-11-13 22:18:53,705 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/data/7492d581f/7bc27f3a2ae24dd5b205fa474e025826 [2024-11-13 22:18:53,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:18:53,711 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:18:53,714 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:18:53,715 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:18:53,722 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:18:53,723 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:18:53" (1/1) ... [2024-11-13 22:18:53,727 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aede431 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:53, skipping insertion in model container [2024-11-13 22:18:53,727 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:18:53" (1/1) ... [2024-11-13 22:18:53,814 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:18:54,933 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:18:54,950 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:18:55,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:18:55,403 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:18:55,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:55 WrapperNode [2024-11-13 22:18:55,404 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:18:55,405 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:18:55,405 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:18:55,406 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:18:55,415 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:55" (1/1) ... [2024-11-13 22:18:55,454 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:55" (1/1) ... [2024-11-13 22:18:55,485 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2024-11-13 22:18:55,488 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:18:55,489 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:18:55,489 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:18:55,489 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:18:55,496 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:55" (1/1) ... [2024-11-13 22:18:55,497 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:55" (1/1) ... [2024-11-13 22:18:55,500 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:55" (1/1) ... [2024-11-13 22:18:55,500 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:55" (1/1) ... [2024-11-13 22:18:55,509 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:55" (1/1) ... [2024-11-13 22:18:55,511 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:55" (1/1) ... [2024-11-13 22:18:55,513 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:55" (1/1) ... [2024-11-13 22:18:55,515 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:55" (1/1) ... [2024-11-13 22:18:55,518 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:18:55,519 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:18:55,520 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:18:55,520 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:18:55,521 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:55" (1/1) ... [2024-11-13 22:18:55,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:18:55,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:18:55,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:18:55,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:18:55,585 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:18:55,585 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:18:55,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:18:55,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:18:55,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:18:55,762 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:18:55,764 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:18:55,936 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 22:18:55,936 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:18:56,046 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:18:56,047 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:18:56,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:18:56 BoogieIcfgContainer [2024-11-13 22:18:56,047 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:18:56,048 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:18:56,049 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:18:56,074 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:18:56,074 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:18:56" (1/1) ... [2024-11-13 22:18:56,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:18:56,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:56,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:18:56,144 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:18:56,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:18:56,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:56,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:56,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:56,155 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:56,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:18:56,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:56,309 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:56,352 INFO L255 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:18:56,355 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:56,385 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 22:18:56,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:18:56,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:56,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 22:18:56,421 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 22:18:56,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:18:56,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:56,422 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:56,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:56,425 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:56,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:18:56,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:18:56,629 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:18:56,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:18:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:18:56,769 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:18:56,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:18:56,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 22:18:56,812 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:18:56,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:18:56 ImpRootNode [2024-11-13 22:18:56,842 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:18:56,843 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:18:56,843 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:18:56,843 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:18:56,844 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:18:56" (3/4) ... [2024-11-13 22:18:56,846 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:18:56,848 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:18:56,853 INFO L158 Benchmark]: Toolchain (without parser) took 3137.58ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 57.4MB in the beginning and 48.7MB in the end (delta: 8.7MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2024-11-13 22:18:56,853 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 83.9MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:18:56,854 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1690.38ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 57.2MB in the beginning and 60.3MB in the end (delta: -3.1MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. [2024-11-13 22:18:56,854 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.38ms. Allocated memory is still 100.7MB. Free memory was 60.3MB in the beginning and 57.4MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:18:56,854 INFO L158 Benchmark]: Boogie Preprocessor took 29.61ms. Allocated memory is still 100.7MB. Free memory was 57.4MB in the beginning and 55.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:18:56,858 INFO L158 Benchmark]: RCFGBuilder took 528.10ms. Allocated memory is still 100.7MB. Free memory was 55.9MB in the beginning and 38.2MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:18:56,858 INFO L158 Benchmark]: CodeCheck took 793.94ms. Allocated memory is still 100.7MB. Free memory was 38.2MB in the beginning and 48.7MB in the end (delta: -10.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:18:56,860 INFO L158 Benchmark]: Witness Printer took 4.96ms. Allocated memory is still 100.7MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:18:56,862 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 7 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, 7 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 46 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, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 29 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: 1559]: 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 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_rand_preinc_09_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(GLOBAL_CONST_TRUE) [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1556] COND TRUE \read(GLOBAL_CONST_TRUE) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] ++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 0.47ms. Allocated memory is still 83.9MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1690.38ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 57.2MB in the beginning and 60.3MB in the end (delta: -3.1MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.38ms. Allocated memory is still 100.7MB. Free memory was 60.3MB in the beginning and 57.4MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.61ms. Allocated memory is still 100.7MB. Free memory was 57.4MB in the beginning and 55.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 528.10ms. Allocated memory is still 100.7MB. Free memory was 55.9MB in the beginning and 38.2MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 793.94ms. Allocated memory is still 100.7MB. Free memory was 38.2MB in the beginning and 48.7MB in the end (delta: -10.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.96ms. Allocated memory is still 100.7MB. Free memory is still 48.7MB. 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 22:18:56,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0977654d-f82e-456b-8571-e4bffa00fac8/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