./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_16_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_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/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_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/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_dd6dcedf-5a8a-42a6-950a-6257800e48e2/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 04b1a8d65b97ebb60b188a34be25641d152c45bbbc4a9bb28f7820350213f67c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:32:28,963 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:32:29,048 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:32:29,053 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:32:29,054 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:32:29,079 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:32:29,079 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:32:29,080 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:32:29,080 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:32:29,080 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:32:29,081 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:32:29,081 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:32:29,081 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:32:29,081 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:32:29,081 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:32:29,082 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:32:29,082 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:32:29,082 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:32:29,082 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:32:29,082 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:32:29,082 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:32:29,083 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:32:29,083 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:32:29,083 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:32:29,083 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:32:29,083 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:32:29,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:29,084 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:32:29,084 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:32:29,084 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:32:29,084 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:32:29,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:32:29,085 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_dd6dcedf-5a8a-42a6-950a-6257800e48e2/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 -> 04b1a8d65b97ebb60b188a34be25641d152c45bbbc4a9bb28f7820350213f67c [2024-11-13 20:32:29,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:32:29,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:32:29,404 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:32:29,406 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:32:29,409 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:32:29,410 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_16_bad.i Unable to find full path for "g++" [2024-11-13 20:32:31,676 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:32:32,245 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:32:32,245 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_16_bad.i [2024-11-13 20:32:32,280 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/data/cd3aa4110/b1106976fbfb48a59925de5aed9254d4/FLAG5090316a0 [2024-11-13 20:32:32,783 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/data/cd3aa4110/b1106976fbfb48a59925de5aed9254d4 [2024-11-13 20:32:32,785 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:32:32,786 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:32:32,788 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:32,788 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:32:32,793 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:32:32,793 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:32" (1/1) ... [2024-11-13 20:32:32,794 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13543f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:32, skipping insertion in model container [2024-11-13 20:32:32,795 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:32" (1/1) ... [2024-11-13 20:32:32,846 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:32:33,767 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:33,777 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:32:33,914 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:34,072 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:32:34,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34 WrapperNode [2024-11-13 20:32:34,073 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:34,074 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:34,074 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:32:34,074 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:32:34,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,097 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,116 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 51 [2024-11-13 20:32:34,117 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:34,117 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:32:34,118 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:32:34,118 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:32:34,126 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,128 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,129 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,133 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,137 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,138 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,139 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,141 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:32:34,142 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:32:34,142 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:32:34,142 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:32:34,143 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:34,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:32:34,190 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:32:34,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:32:34,225 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:32:34,225 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:32:34,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:32:34,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:32:34,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:32:34,438 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:32:34,440 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:32:34,582 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 20:32:34,582 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:32:34,652 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:32:34,652 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 20:32:34,653 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:34 BoogieIcfgContainer [2024-11-13 20:32:34,653 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:32:34,654 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:32:34,654 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:32:34,667 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:32:34,668 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,678 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:32:34,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:34,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 20:32:34,745 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 20:32:34,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:32:34,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:34,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:32:34,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:32:34,996 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 20:32:35,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:35,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 20:32:35,053 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 20:32:35,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:32:35,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:35,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:32:35,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:35,089 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:32:35,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:35,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:35,170 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:32:35,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:35,199 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 20:32:35,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:32:35 ImpRootNode [2024-11-13 20:32:35,229 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:32:35,230 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:32:35,230 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:32:35,231 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:32:35,232 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:34" (3/4) ... [2024-11-13 20:32:35,234 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:32:35,235 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:32:35,238 INFO L158 Benchmark]: Toolchain (without parser) took 2449.61ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 42.6MB in the end (delta: 46.0MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2024-11-13 20:32:35,239 INFO L158 Benchmark]: CDTParser took 1.80ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:35,239 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1285.14ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 79.9MB in the end (delta: 8.7MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2024-11-13 20:32:35,239 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.32ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 77.2MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:35,240 INFO L158 Benchmark]: Boogie Preprocessor took 24.01ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 76.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:35,242 INFO L158 Benchmark]: RCFGBuilder took 510.72ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 63.2MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:32:35,242 INFO L158 Benchmark]: CodeCheck took 575.32ms. Allocated memory is still 117.4MB. Free memory was 63.2MB in the beginning and 42.6MB in the end (delta: 20.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:32:35,243 INFO L158 Benchmark]: Witness Printer took 5.68ms. Allocated memory is still 117.4MB. Free memory is still 42.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:35,245 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 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, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 7 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 49 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 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: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1570. 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); [L1570] 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) [L1570] 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] [L1571] CALL CWE190_Integer_Overflow__int_fscanf_multiply_16_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE 1 [L1557] COND TRUE 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1561] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, 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 1.80ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1285.14ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 79.9MB in the end (delta: 8.7MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.32ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 77.2MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.01ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 76.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 510.72ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 63.2MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 575.32ms. Allocated memory is still 117.4MB. Free memory was 63.2MB in the beginning and 42.6MB in the end (delta: 20.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.68ms. Allocated memory is still 117.4MB. Free memory is still 42.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:32:35,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/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_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/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_dd6dcedf-5a8a-42a6-950a-6257800e48e2/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 04b1a8d65b97ebb60b188a34be25641d152c45bbbc4a9bb28f7820350213f67c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:32:37,927 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:32:38,060 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 20:32:38,105 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:32:38,107 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:32:38,107 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:32:38,108 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:32:38,108 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:32:38,108 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:32:38,108 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:32:38,108 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:32:38,108 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:32:38,108 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:32:38,109 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:32:38,109 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:32:38,109 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:32:38,109 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:32:38,109 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:32:38,109 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:32:38,109 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:32:38,109 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:32:38,109 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:32:38,110 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:32:38,110 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:32:38,110 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:32:38,110 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:32:38,110 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:32:38,112 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:32:38,112 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:38,112 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:32:38,112 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:32:38,113 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:32:38,113 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:32:38,113 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:32:38,113 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:32:38,114 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_dd6dcedf-5a8a-42a6-950a-6257800e48e2/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 -> 04b1a8d65b97ebb60b188a34be25641d152c45bbbc4a9bb28f7820350213f67c [2024-11-13 20:32:38,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:32:38,443 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:32:38,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:32:38,448 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:32:38,449 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:32:38,453 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_16_bad.i Unable to find full path for "g++" [2024-11-13 20:32:40,471 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:32:40,931 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:32:40,932 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_16_bad.i [2024-11-13 20:32:40,973 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/data/8aeaf1f06/b6b10124571a43c392338479c5041179/FLAG10384a724 [2024-11-13 20:32:41,001 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/data/8aeaf1f06/b6b10124571a43c392338479c5041179 [2024-11-13 20:32:41,004 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:32:41,006 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:32:41,008 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:41,008 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:32:41,015 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:32:41,016 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:41" (1/1) ... [2024-11-13 20:32:41,019 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3129d58c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:41, skipping insertion in model container [2024-11-13 20:32:41,019 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:41" (1/1) ... [2024-11-13 20:32:41,087 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:32:42,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:42,323 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:32:42,454 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:42,662 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:32:42,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:42 WrapperNode [2024-11-13 20:32:42,662 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:42,663 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:42,663 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:32:42,663 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:32:42,669 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:42" (1/1) ... [2024-11-13 20:32:42,700 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:42" (1/1) ... [2024-11-13 20:32:42,733 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 50 [2024-11-13 20:32:42,735 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:42,736 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:32:42,736 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:32:42,737 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:32:42,745 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:42" (1/1) ... [2024-11-13 20:32:42,745 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:42" (1/1) ... [2024-11-13 20:32:42,751 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:42" (1/1) ... [2024-11-13 20:32:42,751 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:42" (1/1) ... [2024-11-13 20:32:42,766 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:42" (1/1) ... [2024-11-13 20:32:42,774 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:42" (1/1) ... [2024-11-13 20:32:42,779 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:42" (1/1) ... [2024-11-13 20:32:42,780 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:42" (1/1) ... [2024-11-13 20:32:42,784 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:32:42,789 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:32:42,789 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:32:42,789 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:32:42,792 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:42" (1/1) ... [2024-11-13 20:32:42,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:42,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:32:42,834 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:32:42,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:32:42,868 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:32:42,868 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:32:42,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:32:42,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:32:42,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:32:43,094 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:32:43,096 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:32:43,244 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 20:32:43,244 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:32:43,317 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:32:43,318 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 20:32:43,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:43 BoogieIcfgContainer [2024-11-13 20:32:43,318 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:32:43,319 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:32:43,319 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:32:43,333 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:32:43,333 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:43" (1/1) ... [2024-11-13 20:32:43,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:32:43,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:43,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 20:32:43,415 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 20:32:43,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:32:43,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:43,421 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:32:43,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:32:43,428 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:32:43,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:32:43,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:32:43,621 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:32:43,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:32:43,658 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 20:32:43,661 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:32:43,697 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 20:32:43,699 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 20:32:43,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:32:43,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:43,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 20:32:43,755 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 20:32:43,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:32:43,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:43,756 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:32:43,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:32:43,760 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:32:43,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:32:43,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:43,919 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:32:43,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:44,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:44,034 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:32:44,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:44,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 20:32:44,085 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 20:32:44,121 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:32:44 ImpRootNode [2024-11-13 20:32:44,121 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:32:44,122 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:32:44,122 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:32:44,122 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:32:44,123 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:43" (3/4) ... [2024-11-13 20:32:44,127 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:32:44,128 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:32:44,129 INFO L158 Benchmark]: Toolchain (without parser) took 3123.20ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 36.0MB in the end (delta: 21.0MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2024-11-13 20:32:44,130 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:44,130 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1654.91ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 51.3MB in the end (delta: 5.7MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2024-11-13 20:32:44,134 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.23ms. Allocated memory is still 83.9MB. Free memory was 51.3MB in the beginning and 48.5MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:44,134 INFO L158 Benchmark]: Boogie Preprocessor took 52.21ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 47.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:44,134 INFO L158 Benchmark]: RCFGBuilder took 529.60ms. Allocated memory is still 83.9MB. Free memory was 47.0MB in the beginning and 32.3MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:32:44,135 INFO L158 Benchmark]: CodeCheck took 802.01ms. Allocated memory is still 83.9MB. Free memory was 32.3MB in the beginning and 36.4MB in the end (delta: -4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:44,135 INFO L158 Benchmark]: Witness Printer took 6.51ms. Allocated memory is still 83.9MB. Free memory was 36.4MB in the beginning and 36.0MB in the end (delta: 431.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:44,140 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 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, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 7 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 54 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 31 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1570. 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); [L1570] 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) [L1570] 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] [L1571] CALL CWE190_Integer_Overflow__int_fscanf_multiply_16_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE 1 [L1557] COND TRUE 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1561] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1654.91ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 51.3MB in the end (delta: 5.7MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.23ms. Allocated memory is still 83.9MB. Free memory was 51.3MB in the beginning and 48.5MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.21ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 47.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 529.60ms. Allocated memory is still 83.9MB. Free memory was 47.0MB in the beginning and 32.3MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 802.01ms. Allocated memory is still 83.9MB. Free memory was 32.3MB in the beginning and 36.4MB in the end (delta: -4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.51ms. Allocated memory is still 83.9MB. Free memory was 36.4MB in the beginning and 36.0MB in the end (delta: 431.7kB). 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 20:32:44,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd6dcedf-5a8a-42a6-950a-6257800e48e2/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