./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_08_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_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/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_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/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_006cbfac-ce53-40a4-b22e-58b74e70408d/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 fcd190a52ccd43c1f3ac60cf6c7cda3b55d06758d8155c0f8c9285abfe231494 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:50:01,010 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:50:01,081 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:50:01,086 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:50:01,086 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:50:01,108 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:50:01,108 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:50:01,108 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:50:01,109 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:50:01,109 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:50:01,109 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:50:01,109 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:50:01,109 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:50:01,109 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:50:01,110 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:50:01,110 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:50:01,110 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:50:01,110 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:50:01,110 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:50:01,110 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:50:01,110 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:50:01,110 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:50:01,110 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:50:01,111 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:50:01,111 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:50:01,111 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:50:01,111 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:50:01,111 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:50:01,111 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:50:01,111 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:50:01,111 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:50:01,111 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:50:01,112 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_006cbfac-ce53-40a4-b22e-58b74e70408d/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 -> fcd190a52ccd43c1f3ac60cf6c7cda3b55d06758d8155c0f8c9285abfe231494 [2024-11-13 22:50:01,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:50:01,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:50:01,427 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:50:01,430 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:50:01,431 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:50:01,432 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_08_bad.i Unable to find full path for "g++" [2024-11-13 22:50:03,332 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:50:03,707 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:50:03,708 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_08_bad.i [2024-11-13 22:50:03,740 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/data/fcfeb0994/fcf146997722411b84c82dee398378f1/FLAG16244c104 [2024-11-13 22:50:03,761 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/data/fcfeb0994/fcf146997722411b84c82dee398378f1 [2024-11-13 22:50:03,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:50:03,766 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:50:03,769 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:50:03,772 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:50:03,779 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:50:03,780 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:50:03" (1/1) ... [2024-11-13 22:50:03,781 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31b54171 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:03, skipping insertion in model container [2024-11-13 22:50:03,784 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:50:03" (1/1) ... [2024-11-13 22:50:03,848 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:50:04,684 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:50:04,702 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:50:04,818 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:50:04,978 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:50:04,980 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:04 WrapperNode [2024-11-13 22:50:04,981 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:50:04,982 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:50:04,982 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:50:04,982 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:50:04,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:04" (1/1) ... [2024-11-13 22:50:05,017 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:04" (1/1) ... [2024-11-13 22:50:05,046 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 53 [2024-11-13 22:50:05,047 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:50:05,047 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:50:05,047 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:50:05,047 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:50:05,055 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:04" (1/1) ... [2024-11-13 22:50:05,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:04" (1/1) ... [2024-11-13 22:50:05,062 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:04" (1/1) ... [2024-11-13 22:50:05,062 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:04" (1/1) ... [2024-11-13 22:50:05,071 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:04" (1/1) ... [2024-11-13 22:50:05,072 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:04" (1/1) ... [2024-11-13 22:50:05,078 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:04" (1/1) ... [2024-11-13 22:50:05,079 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:04" (1/1) ... [2024-11-13 22:50:05,081 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:50:05,082 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:50:05,082 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:50:05,082 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:50:05,083 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:04" (1/1) ... [2024-11-13 22:50:05,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:50:05,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:50:05,128 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:50:05,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:50:05,159 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:50:05,159 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:50:05,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:50:05,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:50:05,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:50:05,159 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2024-11-13 22:50:05,159 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2024-11-13 22:50:05,299 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:50:05,301 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:50:05,396 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 22:50:05,396 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:50:05,452 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:50:05,452 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:50:05,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:50:05 BoogieIcfgContainer [2024-11-13 22:50:05,453 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:50:05,453 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:50:05,453 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:50:05,464 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:50:05,465 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:50:05" (1/1) ... [2024-11-13 22:50:05,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:50:05,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:50:05,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2024-11-13 22:50:05,541 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2024-11-13 22:50:05,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:50:05,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:50:05,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:50:05,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:50:05,702 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:50:05,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:50:05,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:50:05,836 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:50:05,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:50:05,880 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:50:05,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:50:05 ImpRootNode [2024-11-13 22:50:05,923 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:50:05,924 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:50:05,924 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:50:05,924 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:50:05,925 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:50:05" (3/4) ... [2024-11-13 22:50:05,929 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:50:05,931 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:50:05,933 INFO L158 Benchmark]: Toolchain (without parser) took 2165.75ms. Allocated memory is still 117.4MB. Free memory was 89.8MB in the beginning and 46.6MB in the end (delta: 43.2MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. [2024-11-13 22:50:05,935 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:05,936 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1212.50ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 80.0MB in the end (delta: 9.6MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-11-13 22:50:05,936 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.81ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 77.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:05,937 INFO L158 Benchmark]: Boogie Preprocessor took 33.89ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 76.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:05,937 INFO L158 Benchmark]: RCFGBuilder took 370.75ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 62.8MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:50:05,939 INFO L158 Benchmark]: CodeCheck took 469.48ms. Allocated memory is still 117.4MB. Free memory was 62.8MB in the beginning and 47.1MB in the end (delta: 15.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:50:05,940 INFO L158 Benchmark]: Witness Printer took 7.38ms. Allocated memory is still 117.4MB. Free memory was 47.1MB in the beginning and 46.6MB in the end (delta: 537.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:50:05,942 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 3 procedures, 21 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, 16 NumberOfCodeBlocks, 16 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: 1568]: 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 1576. 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); [L1576] 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) [L1576] 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] [L1577] CALL CWE191_Integer_Underflow__int_fscanf_multiply_08_bad() [L1558] int data; [L1559] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1560] RET staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE staticReturnsTrue() [L1564] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1564] RET staticReturnsTrue() 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] [L1564] COND TRUE staticReturnsTrue() [L1566] 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] [L1568] 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 0.26ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1212.50ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 80.0MB in the end (delta: 9.6MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.81ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 77.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.89ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 76.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 370.75ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 62.8MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 469.48ms. Allocated memory is still 117.4MB. Free memory was 62.8MB in the beginning and 47.1MB in the end (delta: 15.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 7.38ms. Allocated memory is still 117.4MB. Free memory was 47.1MB in the beginning and 46.6MB in the end (delta: 537.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:50:05,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/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_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/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_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/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_006cbfac-ce53-40a4-b22e-58b74e70408d/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 fcd190a52ccd43c1f3ac60cf6c7cda3b55d06758d8155c0f8c9285abfe231494 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:50:08,592 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:50:08,713 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:50:08,759 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:50:08,760 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:50:08,761 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:50:08,761 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:50:08,762 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:50:08,762 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:50:08,762 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:50:08,762 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:50:08,763 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:50:08,763 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:50:08,763 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:50:08,763 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:50:08,763 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:50:08,764 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:50:08,765 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:50:08,765 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:50:08,765 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:50:08,765 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:50:08,765 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:50:08,765 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:50:08,765 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:50:08,765 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:50:08,766 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:50:08,766 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:50:08,766 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:50:08,766 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:50:08,766 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:50:08,766 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:50:08,766 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:50:08,766 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:50:08,766 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:50:08,766 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:50:08,766 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_006cbfac-ce53-40a4-b22e-58b74e70408d/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 -> fcd190a52ccd43c1f3ac60cf6c7cda3b55d06758d8155c0f8c9285abfe231494 [2024-11-13 22:50:09,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:50:09,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:50:09,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:50:09,089 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:50:09,089 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:50:09,090 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_08_bad.i Unable to find full path for "g++" [2024-11-13 22:50:10,978 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:50:11,502 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:50:11,503 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_08_bad.i [2024-11-13 22:50:11,536 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/data/ebae3e207/a5e0e7c577d84478bfb6be660acf8761/FLAG0a16f1b4d [2024-11-13 22:50:11,560 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/data/ebae3e207/a5e0e7c577d84478bfb6be660acf8761 [2024-11-13 22:50:11,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:50:11,564 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:50:11,567 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:50:11,568 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:50:11,574 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:50:11,575 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:50:11" (1/1) ... [2024-11-13 22:50:11,576 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@672e1db6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:11, skipping insertion in model container [2024-11-13 22:50:11,576 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:50:11" (1/1) ... [2024-11-13 22:50:11,648 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:50:12,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:50:12,597 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:50:12,749 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:50:12,932 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:50:12,933 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:12 WrapperNode [2024-11-13 22:50:12,933 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:50:12,934 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:50:12,934 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:50:12,934 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:50:12,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:12" (1/1) ... [2024-11-13 22:50:12,973 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:12" (1/1) ... [2024-11-13 22:50:13,004 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 50 [2024-11-13 22:50:13,005 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:50:13,005 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:50:13,006 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:50:13,006 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:50:13,013 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:12" (1/1) ... [2024-11-13 22:50:13,013 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:12" (1/1) ... [2024-11-13 22:50:13,019 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:12" (1/1) ... [2024-11-13 22:50:13,020 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:12" (1/1) ... [2024-11-13 22:50:13,035 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:12" (1/1) ... [2024-11-13 22:50:13,040 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:12" (1/1) ... [2024-11-13 22:50:13,046 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:12" (1/1) ... [2024-11-13 22:50:13,047 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:12" (1/1) ... [2024-11-13 22:50:13,052 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:50:13,052 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:50:13,052 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:50:13,053 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:50:13,054 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:12" (1/1) ... [2024-11-13 22:50:13,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:50:13,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:50:13,093 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:50:13,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:50:13,123 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:50:13,124 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:50:13,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:50:13,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:50:13,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:50:13,124 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2024-11-13 22:50:13,124 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2024-11-13 22:50:13,286 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:50:13,288 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:50:13,449 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 22:50:13,450 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:50:13,514 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:50:13,518 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:50:13,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:50:13 BoogieIcfgContainer [2024-11-13 22:50:13,519 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:50:13,520 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:50:13,520 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:50:13,530 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:50:13,531 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:50:13" (1/1) ... [2024-11-13 22:50:13,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:50:13,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:50:13,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2024-11-13 22:50:13,589 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2024-11-13 22:50:13,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:50:13,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:50:13,595 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:50:13,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:50:13,599 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:50:13,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:50:13,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:50:13,799 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:50:13,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:50:13,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:50:13,974 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:50:13,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:50:14,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:50:14,030 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:50:14,069 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:50:14 ImpRootNode [2024-11-13 22:50:14,070 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:50:14,071 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:50:14,071 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:50:14,071 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:50:14,072 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:50:13" (3/4) ... [2024-11-13 22:50:14,076 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:50:14,077 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:50:14,078 INFO L158 Benchmark]: Toolchain (without parser) took 2513.93ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 89.4MB in the beginning and 207.9MB in the end (delta: -118.4MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2024-11-13 22:50:14,079 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:14,079 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1365.79ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 67.4MB in the end (delta: 22.0MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2024-11-13 22:50:14,079 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.27ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 64.9MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:14,080 INFO L158 Benchmark]: Boogie Preprocessor took 46.27ms. Allocated memory is still 117.4MB. Free memory was 64.9MB in the beginning and 63.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:14,080 INFO L158 Benchmark]: RCFGBuilder took 466.92ms. Allocated memory is still 117.4MB. Free memory was 62.9MB in the beginning and 47.4MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:50:14,081 INFO L158 Benchmark]: CodeCheck took 549.77ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 46.9MB in the beginning and 208.6MB in the end (delta: -161.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:14,081 INFO L158 Benchmark]: Witness Printer took 6.18ms. Allocated memory is still 243.3MB. Free memory was 208.6MB in the beginning and 207.9MB in the end (delta: 693.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:14,086 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 3 procedures, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 15 NumberOfCodeBlocks, 15 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: 1568]: 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 1576. 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); [L1576] 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) [L1576] 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] [L1577] CALL CWE191_Integer_Underflow__int_fscanf_multiply_08_bad() [L1558] int data; [L1559] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1560] RET staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE staticReturnsTrue() [L1564] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1564] RET staticReturnsTrue() 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] [L1564] COND TRUE staticReturnsTrue() [L1566] 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] [L1568] 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 0.29ms. Allocated memory is still 117.4MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1365.79ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 67.4MB in the end (delta: 22.0MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.27ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 64.9MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.27ms. Allocated memory is still 117.4MB. Free memory was 64.9MB in the beginning and 63.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 466.92ms. Allocated memory is still 117.4MB. Free memory was 62.9MB in the beginning and 47.4MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 549.77ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 46.9MB in the beginning and 208.6MB in the end (delta: -161.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.18ms. Allocated memory is still 243.3MB. Free memory was 208.6MB in the beginning and 207.9MB in the end (delta: 693.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:50:14,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006cbfac-ce53-40a4-b22e-58b74e70408d/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