./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_09_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/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_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_09_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/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_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/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 4bddcdd44fe21a0f70a7196d8d169ad13c8473c91e0bbb384fd473a733e5e298 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:38:28,070 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:38:28,139 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:38:28,143 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:38:28,144 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:38:28,180 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:38:28,182 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:38:28,183 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:38:28,184 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:38:28,184 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:38:28,184 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:38:28,185 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:38:28,185 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:38:28,186 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:38:28,186 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:38:28,186 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:38:28,186 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:38:28,187 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:38:28,187 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:38:28,187 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:38:28,187 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:38:28,187 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:38:28,187 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:38:28,187 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:38:28,188 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:38:28,188 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:38:28,188 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:38:28,188 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:38:28,189 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:38:28,189 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:38:28,189 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:38:28,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:38:28,189 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_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/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 -> 4bddcdd44fe21a0f70a7196d8d169ad13c8473c91e0bbb384fd473a733e5e298 [2024-11-13 21:38:28,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:38:28,513 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:38:28,516 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:38:28,517 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:38:28,520 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:38:28,521 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_09_bad.i Unable to find full path for "g++" [2024-11-13 21:38:30,715 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:38:31,233 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:38:31,237 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_09_bad.i [2024-11-13 21:38:31,273 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/data/9ad1bec75/5ec24dc5bc5e433c9437ba410577a44c/FLAG85830d831 [2024-11-13 21:38:31,301 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/data/9ad1bec75/5ec24dc5bc5e433c9437ba410577a44c [2024-11-13 21:38:31,304 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:38:31,307 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:38:31,310 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:38:31,311 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:38:31,316 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:38:31,318 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:38:31" (1/1) ... [2024-11-13 21:38:31,319 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29084cc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:31, skipping insertion in model container [2024-11-13 21:38:31,319 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:38:31" (1/1) ... [2024-11-13 21:38:31,396 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:38:32,548 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:38:32,558 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:38:32,705 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:38:32,853 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:38:32,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:32 WrapperNode [2024-11-13 21:38:32,853 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:38:32,854 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:38:32,854 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:38:32,854 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:38:32,861 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:32" (1/1) ... [2024-11-13 21:38:32,880 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:32" (1/1) ... [2024-11-13 21:38:32,907 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-13 21:38:32,908 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:38:32,908 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:38:32,908 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:38:32,909 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:38:32,919 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:32" (1/1) ... [2024-11-13 21:38:32,919 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:32" (1/1) ... [2024-11-13 21:38:32,923 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:32" (1/1) ... [2024-11-13 21:38:32,927 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:32" (1/1) ... [2024-11-13 21:38:32,939 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:32" (1/1) ... [2024-11-13 21:38:32,941 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:32" (1/1) ... [2024-11-13 21:38:32,947 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:32" (1/1) ... [2024-11-13 21:38:32,948 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:32" (1/1) ... [2024-11-13 21:38:32,950 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:38:32,954 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:38:32,955 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:38:32,955 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:38:32,956 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:32" (1/1) ... [2024-11-13 21:38:32,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:38:32,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:38:33,014 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:38:33,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:38:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:38:33,050 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:38:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:38:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:38:33,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:38:33,247 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:38:33,249 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:38:33,369 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 21:38:33,369 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:38:33,434 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:38:33,434 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:38:33,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:38:33 BoogieIcfgContainer [2024-11-13 21:38:33,435 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:38:33,436 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:38:33,436 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:38:33,449 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:38:33,450 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:38:33" (1/1) ... [2024-11-13 21:38:33,462 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:38:33,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:33,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 21:38:33,536 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 21:38:33,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:38:33,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:33,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:38:33,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:38:33,706 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:38:33,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:38:33,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:38:33,785 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:38:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:38:33,819 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:38:33,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:38:33 ImpRootNode [2024-11-13 21:38:33,849 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:38:33,850 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:38:33,850 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:38:33,850 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:38:33,855 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:38:33" (3/4) ... [2024-11-13 21:38:33,858 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:38:33,860 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:38:33,862 INFO L158 Benchmark]: Toolchain (without parser) took 2555.21ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 49.9MB in the end (delta: 38.7MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2024-11-13 21:38:33,865 INFO L158 Benchmark]: CDTParser took 1.70ms. Allocated memory is still 83.9MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:38:33,865 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1543.98ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 81.0MB in the end (delta: 7.6MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2024-11-13 21:38:33,866 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.94ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 78.6MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:38:33,866 INFO L158 Benchmark]: Boogie Preprocessor took 41.87ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 77.9MB in the end (delta: 680.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:38:33,867 INFO L158 Benchmark]: RCFGBuilder took 480.82ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 64.6MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:38:33,867 INFO L158 Benchmark]: CodeCheck took 413.16ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 50.6MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:38:33,868 INFO L158 Benchmark]: Witness Printer took 11.62ms. Allocated memory is still 117.4MB. Free memory was 50.6MB in the beginning and 49.9MB in the end (delta: 680.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:38:33,872 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: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1568. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE191_Integer_Underflow__int_fscanf_multiply_09_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(GLOBAL_CONST_TRUE) [L1556] COND TRUE \read(GLOBAL_CONST_TRUE) 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] [L1558] 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] [L1560] 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 1.70ms. Allocated memory is still 83.9MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1543.98ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 81.0MB in the end (delta: 7.6MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.94ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 78.6MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.87ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 77.9MB in the end (delta: 680.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 480.82ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 64.6MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 413.16ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 50.6MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 11.62ms. Allocated memory is still 117.4MB. Free memory was 50.6MB in the beginning and 49.9MB in the end (delta: 680.8kB). 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 21:38:33,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/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_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/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_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_09_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/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_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/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 4bddcdd44fe21a0f70a7196d8d169ad13c8473c91e0bbb384fd473a733e5e298 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:38:37,065 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:38:37,177 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:38:37,262 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:38:37,263 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:38:37,263 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:38:37,264 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:38:37,264 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:38:37,265 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:38:37,265 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:38:37,265 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:38:37,265 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:38:37,265 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:38:37,265 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:38:37,265 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:38:37,265 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:38:37,266 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:38:37,266 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:38:37,266 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:38:37,266 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:38:37,266 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:38:37,266 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:38:37,266 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:38:37,266 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:38:37,267 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:38:37,267 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:37,267 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:38:37,267 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:38:37,267 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:38:37,267 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:38:37,267 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:38:37,268 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:38:37,268 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:38:37,268 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:37,269 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:38:37,269 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_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/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 -> 4bddcdd44fe21a0f70a7196d8d169ad13c8473c91e0bbb384fd473a733e5e298 [2024-11-13 21:38:37,651 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:38:37,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:38:37,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:38:37,671 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:38:37,674 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:38:37,676 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_09_bad.i Unable to find full path for "g++" [2024-11-13 21:38:39,769 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:38:40,260 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:38:40,261 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_09_bad.i [2024-11-13 21:38:40,297 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/data/4df5ed0aa/e8636d81f1064bc7b102af4132c701d7/FLAG47d1210c0 [2024-11-13 21:38:40,319 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/data/4df5ed0aa/e8636d81f1064bc7b102af4132c701d7 [2024-11-13 21:38:40,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:38:40,323 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:38:40,326 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:38:40,326 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:38:40,332 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:38:40,333 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:38:40" (1/1) ... [2024-11-13 21:38:40,336 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1196ab2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:40, skipping insertion in model container [2024-11-13 21:38:40,336 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:38:40" (1/1) ... [2024-11-13 21:38:40,401 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:38:41,415 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:38:41,429 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:38:41,535 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:38:41,757 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:38:41,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:41 WrapperNode [2024-11-13 21:38:41,757 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:38:41,758 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:38:41,759 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:38:41,759 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:38:41,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:41" (1/1) ... [2024-11-13 21:38:41,799 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:41" (1/1) ... [2024-11-13 21:38:41,830 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-13 21:38:41,830 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:38:41,831 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:38:41,831 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:38:41,831 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:38:41,839 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:41" (1/1) ... [2024-11-13 21:38:41,840 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:41" (1/1) ... [2024-11-13 21:38:41,843 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:41" (1/1) ... [2024-11-13 21:38:41,843 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:41" (1/1) ... [2024-11-13 21:38:41,862 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:41" (1/1) ... [2024-11-13 21:38:41,863 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:41" (1/1) ... [2024-11-13 21:38:41,869 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:41" (1/1) ... [2024-11-13 21:38:41,870 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:41" (1/1) ... [2024-11-13 21:38:41,877 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:38:41,881 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:38:41,881 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:38:41,881 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:38:41,882 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:41" (1/1) ... [2024-11-13 21:38:41,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:38:41,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:38:41,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:38:41,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:38:41,948 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:38:41,948 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:38:41,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:38:41,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:38:41,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:38:42,095 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:38:42,096 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:38:42,224 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 21:38:42,224 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:38:42,283 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:38:42,283 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:38:42,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:38:42 BoogieIcfgContainer [2024-11-13 21:38:42,284 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:38:42,285 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:38:42,285 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:38:42,295 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:38:42,296 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:38:42" (1/1) ... [2024-11-13 21:38:42,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:38:42,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:42,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 21:38:42,354 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 21:38:42,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:38:42,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:42,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:42,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:42,362 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:42,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:38:42,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:38:42,536 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:38:42,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:38:42,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:38:42,626 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:38:42,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:38:42,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:38:42,694 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:38:42,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:38:42 ImpRootNode [2024-11-13 21:38:42,730 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:38:42,730 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:38:42,731 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:38:42,731 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:38:42,732 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:38:42" (3/4) ... [2024-11-13 21:38:42,735 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:38:42,736 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:38:42,737 INFO L158 Benchmark]: Toolchain (without parser) took 2414.02ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 83.2MB in the end (delta: 7.8MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2024-11-13 21:38:42,739 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 83.9MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:38:42,739 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1431.63ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 78.0MB in the end (delta: 12.8MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. [2024-11-13 21:38:42,739 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.61ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 75.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:38:42,740 INFO L158 Benchmark]: Boogie Preprocessor took 49.75ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 74.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:38:42,740 INFO L158 Benchmark]: RCFGBuilder took 402.87ms. Allocated memory is still 117.4MB. Free memory was 73.3MB in the beginning and 58.6MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:38:42,740 INFO L158 Benchmark]: CodeCheck took 445.30ms. Allocated memory is still 117.4MB. Free memory was 57.9MB in the beginning and 83.2MB in the end (delta: -25.3MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2024-11-13 21:38:42,741 INFO L158 Benchmark]: Witness Printer took 5.80ms. Allocated memory is still 117.4MB. Free memory was 83.2MB in the beginning and 83.2MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:38:42,745 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1568. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE191_Integer_Underflow__int_fscanf_multiply_09_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(GLOBAL_CONST_TRUE) [L1556] COND TRUE \read(GLOBAL_CONST_TRUE) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] 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 0.46ms. Allocated memory is still 83.9MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1431.63ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 78.0MB in the end (delta: 12.8MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.61ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 75.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.75ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 74.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 402.87ms. Allocated memory is still 117.4MB. Free memory was 73.3MB in the beginning and 58.6MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 445.30ms. Allocated memory is still 117.4MB. Free memory was 57.9MB in the beginning and 83.2MB in the end (delta: -25.3MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. * Witness Printer took 5.80ms. Allocated memory is still 117.4MB. Free memory was 83.2MB in the beginning and 83.2MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:38:42,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a36ee5d-cbd0-4d3b-af1e-6076b8d8b71c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample