./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_18_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_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/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_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_18_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/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_7f16a4e1-c23b-4085-aa0b-defbe8594dae/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 355b9748cb6052cdea60a443a0cc48841d89ca593355f8e69608bc5dd4a77d37 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:43:33,220 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:43:33,295 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:43:33,303 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:43:33,306 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:43:33,333 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:43:33,333 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:43:33,334 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:43:33,334 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:43:33,334 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:43:33,335 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:43:33,335 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:43:33,335 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:43:33,335 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:43:33,335 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:43:33,335 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:43:33,336 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:43:33,336 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:43:33,336 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:43:33,336 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:43:33,336 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:43:33,336 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:43:33,337 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:43:33,337 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:43:33,337 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:43:33,337 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:43:33,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:43:33,337 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:43:33,338 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:43:33,338 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:43:33,338 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:43:33,338 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:43:33,338 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_7f16a4e1-c23b-4085-aa0b-defbe8594dae/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 -> 355b9748cb6052cdea60a443a0cc48841d89ca593355f8e69608bc5dd4a77d37 [2024-11-13 21:43:33,624 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:43:33,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:43:33,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:43:33,642 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:43:33,643 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:43:33,644 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_18_bad.i Unable to find full path for "g++" [2024-11-13 21:43:35,628 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:43:36,092 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:43:36,096 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_18_bad.i [2024-11-13 21:43:36,137 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/data/806f6dbe5/6a9c21a9ea4a444bbe99659efee7b8ff/FLAG278caf6c8 [2024-11-13 21:43:36,161 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/data/806f6dbe5/6a9c21a9ea4a444bbe99659efee7b8ff [2024-11-13 21:43:36,165 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:43:36,167 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:43:36,170 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:43:36,170 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:43:36,174 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:43:36,175 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:43:36" (1/1) ... [2024-11-13 21:43:36,176 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a1e3f94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:36, skipping insertion in model container [2024-11-13 21:43:36,180 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:43:36" (1/1) ... [2024-11-13 21:43:36,237 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:43:37,467 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:43:37,477 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:43:37,601 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:43:37,727 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:43:37,727 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:37 WrapperNode [2024-11-13 21:43:37,728 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:43:37,729 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:43:37,729 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:43:37,729 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:43:37,736 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:37" (1/1) ... [2024-11-13 21:43:37,755 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:37" (1/1) ... [2024-11-13 21:43:37,774 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-13 21:43:37,775 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:43:37,775 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:43:37,775 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:43:37,776 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:43:37,784 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:37" (1/1) ... [2024-11-13 21:43:37,784 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:37" (1/1) ... [2024-11-13 21:43:37,787 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:37" (1/1) ... [2024-11-13 21:43:37,787 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:37" (1/1) ... [2024-11-13 21:43:37,792 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:37" (1/1) ... [2024-11-13 21:43:37,794 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:37" (1/1) ... [2024-11-13 21:43:37,795 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:37" (1/1) ... [2024-11-13 21:43:37,796 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:37" (1/1) ... [2024-11-13 21:43:37,798 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:43:37,799 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:43:37,799 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:43:37,799 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:43:37,800 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:37" (1/1) ... [2024-11-13 21:43:37,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:43:37,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:43:37,836 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:43:37,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:43:37,861 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:43:37,862 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:43:37,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:43:37,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:43:37,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:43:37,993 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:43:37,996 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:43:38,121 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-13 21:43:38,121 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:43:38,164 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:43:38,164 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:43:38,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:43:38 BoogieIcfgContainer [2024-11-13 21:43:38,165 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:43:38,170 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:43:38,170 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:43:38,183 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:43:38,183 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:43:38" (1/1) ... [2024-11-13 21:43:38,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:43:38,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:38,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 21:43:38,254 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 21:43:38,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:43:38,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:38,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:38,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:38,545 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 21:43:38,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:38,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 21:43:38,588 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 21:43:38,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:43:38,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:38,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:38,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:43:38,622 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:43:38,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:43:38,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:43:38,717 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:43:38,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:43:38,756 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:43:38,788 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:43:38 ImpRootNode [2024-11-13 21:43:38,788 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:43:38,789 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:43:38,789 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:43:38,789 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:43:38,791 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:43:38" (3/4) ... [2024-11-13 21:43:38,793 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:43:38,794 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:43:38,797 INFO L158 Benchmark]: Toolchain (without parser) took 2627.68ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 46.0MB in the end (delta: 43.4MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. [2024-11-13 21:43:38,797 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:43:38,798 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1558.72ms. Allocated memory is still 117.4MB. Free memory was 89.1MB in the beginning and 83.5MB in the end (delta: 5.5MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. [2024-11-13 21:43:38,798 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.07ms. Allocated memory is still 117.4MB. Free memory was 83.5MB in the beginning and 80.7MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:43:38,798 INFO L158 Benchmark]: Boogie Preprocessor took 22.68ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 80.1MB in the end (delta: 577.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:43:38,799 INFO L158 Benchmark]: RCFGBuilder took 366.02ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 66.4MB in the end (delta: 13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:43:38,800 INFO L158 Benchmark]: CodeCheck took 618.60ms. Allocated memory is still 117.4MB. Free memory was 66.4MB in the beginning and 46.5MB in the end (delta: 19.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:43:38,800 INFO L158 Benchmark]: Witness Printer took 5.11ms. Allocated memory is still 117.4MB. Free memory is still 46.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:43:38,805 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1558]: 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 1566. 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); [L1566] 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) [L1566] 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] [L1567] CALL CWE190_Integer_Overflow__int_fscanf_postinc_18_bad() [L1550] int data; [L1551] data = 0 [L1558] 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 0.42ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1558.72ms. Allocated memory is still 117.4MB. Free memory was 89.1MB in the beginning and 83.5MB in the end (delta: 5.5MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.07ms. Allocated memory is still 117.4MB. Free memory was 83.5MB in the beginning and 80.7MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.68ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 80.1MB in the end (delta: 577.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 366.02ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 66.4MB in the end (delta: 13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 618.60ms. Allocated memory is still 117.4MB. Free memory was 66.4MB in the beginning and 46.5MB in the end (delta: 19.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 5.11ms. Allocated memory is still 117.4MB. Free memory is still 46.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:43:38,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/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_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/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_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_18_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/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_7f16a4e1-c23b-4085-aa0b-defbe8594dae/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 355b9748cb6052cdea60a443a0cc48841d89ca593355f8e69608bc5dd4a77d37 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:43:41,643 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:43:41,773 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:43:41,801 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:43:41,802 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:43:41,803 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:43:41,803 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:43:41,803 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:43:41,803 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:43:41,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:43:41,804 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:43:41,804 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:43:41,804 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:43:41,804 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:43:41,804 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:43:41,804 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:43:41,805 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:43:41,805 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:43:41,806 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:43:41,806 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:43:41,807 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:43:41,807 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:43:41,807 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:43:41,807 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:43:41,807 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:43:41,807 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:41,807 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:43:41,807 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:43:41,807 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:43:41,808 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:43:41,808 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:43:41,808 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:43:41,808 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:43:41,808 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:41,808 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:43:41,808 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_7f16a4e1-c23b-4085-aa0b-defbe8594dae/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 -> 355b9748cb6052cdea60a443a0cc48841d89ca593355f8e69608bc5dd4a77d37 [2024-11-13 21:43:42,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:43:42,150 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:43:42,152 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:43:42,153 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:43:42,157 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:43:42,158 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_18_bad.i Unable to find full path for "g++" [2024-11-13 21:43:44,201 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:43:44,655 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:43:44,656 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_18_bad.i [2024-11-13 21:43:44,681 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/data/fea41ccb0/c7943bfd3cc74089afcfc53ac6ab0a71/FLAG2c5ee036b [2024-11-13 21:43:44,697 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/data/fea41ccb0/c7943bfd3cc74089afcfc53ac6ab0a71 [2024-11-13 21:43:44,700 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:43:44,701 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:43:44,703 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:43:44,703 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:43:44,708 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:43:44,709 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:43:44" (1/1) ... [2024-11-13 21:43:44,709 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55b3d6f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:44, skipping insertion in model container [2024-11-13 21:43:44,710 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:43:44" (1/1) ... [2024-11-13 21:43:44,761 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:43:45,952 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:43:45,965 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:43:46,080 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:43:46,279 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:43:46,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:46 WrapperNode [2024-11-13 21:43:46,281 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:43:46,282 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:43:46,282 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:43:46,283 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:43:46,290 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:46" (1/1) ... [2024-11-13 21:43:46,323 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:46" (1/1) ... [2024-11-13 21:43:46,353 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2024-11-13 21:43:46,353 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:43:46,356 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:43:46,356 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:43:46,356 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:43:46,364 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:46" (1/1) ... [2024-11-13 21:43:46,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:46" (1/1) ... [2024-11-13 21:43:46,369 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:46" (1/1) ... [2024-11-13 21:43:46,372 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:46" (1/1) ... [2024-11-13 21:43:46,387 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:46" (1/1) ... [2024-11-13 21:43:46,389 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:46" (1/1) ... [2024-11-13 21:43:46,395 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:46" (1/1) ... [2024-11-13 21:43:46,396 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:46" (1/1) ... [2024-11-13 21:43:46,402 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:43:46,403 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:43:46,407 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:43:46,407 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:43:46,409 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:46" (1/1) ... [2024-11-13 21:43:46,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:43:46,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:43:46,443 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:43:46,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:43:46,475 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:43:46,475 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:43:46,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:43:46,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:43:46,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:43:46,685 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:43:46,688 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:43:46,828 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 21:43:46,828 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:43:46,902 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:43:46,903 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:43:46,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:43:46 BoogieIcfgContainer [2024-11-13 21:43:46,903 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:43:46,904 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:43:46,904 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:43:46,918 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:43:46,918 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:43:46" (1/1) ... [2024-11-13 21:43:46,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:43:46,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:46,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 21:43:46,995 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 21:43:46,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:43:46,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:47,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:47,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:47,003 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:47,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:43:47,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:47,174 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:47,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:47,210 INFO L255 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:43:47,216 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:47,237 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 21:43:47,239 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:43:47,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:43:47,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:47,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 21:43:47,271 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 21:43:47,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:43:47,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:47,272 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:47,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:47,274 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:47,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:43:47,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:43:47,424 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:43:47,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:43:47,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:43:47,531 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:43:47,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:43:47,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 21:43:47,573 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:43:47,603 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:43:47 ImpRootNode [2024-11-13 21:43:47,604 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:43:47,604 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:43:47,605 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:43:47,605 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:43:47,606 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:43:46" (3/4) ... [2024-11-13 21:43:47,609 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:43:47,610 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:43:47,611 INFO L158 Benchmark]: Toolchain (without parser) took 2910.39ms. Allocated memory is still 83.9MB. Free memory was 57.4MB in the beginning and 37.6MB in the end (delta: 19.8MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2024-11-13 21:43:47,612 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:43:47,612 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1578.77ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 51.1MB in the end (delta: 6.1MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2024-11-13 21:43:47,617 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.24ms. Allocated memory is still 83.9MB. Free memory was 51.1MB in the beginning and 48.4MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:43:47,617 INFO L158 Benchmark]: Boogie Preprocessor took 46.69ms. Allocated memory is still 83.9MB. Free memory was 48.4MB in the beginning and 46.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:43:47,617 INFO L158 Benchmark]: RCFGBuilder took 500.19ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 32.1MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:43:47,618 INFO L158 Benchmark]: CodeCheck took 699.69ms. Allocated memory is still 83.9MB. Free memory was 32.1MB in the beginning and 37.6MB in the end (delta: -5.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:43:47,618 INFO L158 Benchmark]: Witness Printer took 6.20ms. Allocated memory is still 83.9MB. Free memory was 37.6MB in the beginning and 37.6MB in the end (delta: 6.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:43:47,620 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 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: 1558]: 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 1566. 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); [L1566] 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) [L1566] 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] [L1567] CALL CWE190_Integer_Overflow__int_fscanf_postinc_18_bad() [L1550] int data; [L1551] data = 0 [L1558] 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 0.41ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1578.77ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 51.1MB in the end (delta: 6.1MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.24ms. Allocated memory is still 83.9MB. Free memory was 51.1MB in the beginning and 48.4MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.69ms. Allocated memory is still 83.9MB. Free memory was 48.4MB in the beginning and 46.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 500.19ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 32.1MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 699.69ms. Allocated memory is still 83.9MB. Free memory was 32.1MB in the beginning and 37.6MB in the end (delta: -5.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.20ms. Allocated memory is still 83.9MB. Free memory was 37.6MB in the beginning and 37.6MB in the end (delta: 6.5kB). 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 21:43:47,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f16a4e1-c23b-4085-aa0b-defbe8594dae/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