./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_44_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_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/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_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_44_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/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_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/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 b564c02da012c34c613f9633fd250e7c419dd1c5634779956c9a219f496bd12e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:55:10,972 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:55:11,069 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:55:11,075 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:55:11,075 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:55:11,104 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:55:11,109 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:55:11,109 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:55:11,109 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:55:11,109 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:55:11,110 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:55:11,110 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:55:11,110 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:55:11,110 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:55:11,110 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:55:11,110 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:55:11,110 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:55:11,110 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:55:11,111 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:55:11,111 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:55:11,111 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:55:11,111 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:55:11,111 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:55:11,111 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:55:11,111 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:55:11,111 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:55:11,112 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:55:11,112 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:55:11,116 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:55:11,116 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:55:11,116 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:55:11,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:55:11,116 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_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/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 -> b564c02da012c34c613f9633fd250e7c419dd1c5634779956c9a219f496bd12e [2024-11-13 21:55:11,482 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:55:11,494 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:55:11,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:55:11,498 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:55:11,499 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:55:11,500 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_44_bad.i Unable to find full path for "g++" [2024-11-13 21:55:13,658 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:55:14,189 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:55:14,193 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_44_bad.i [2024-11-13 21:55:14,240 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/data/331649ecf/d6978108fe874f479a63a0cdcd090676/FLAGc4af050ad [2024-11-13 21:55:14,269 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/data/331649ecf/d6978108fe874f479a63a0cdcd090676 [2024-11-13 21:55:14,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:55:14,275 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:55:14,278 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:55:14,278 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:55:14,283 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:55:14,285 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:55:14" (1/1) ... [2024-11-13 21:55:14,286 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@337a7d11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:14, skipping insertion in model container [2024-11-13 21:55:14,286 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:55:14" (1/1) ... [2024-11-13 21:55:14,370 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:55:15,649 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:55:15,663 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:55:15,827 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:55:16,020 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:55:16,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:16 WrapperNode [2024-11-13 21:55:16,021 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:55:16,022 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:55:16,022 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:55:16,022 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:55:16,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:16" (1/1) ... [2024-11-13 21:55:16,062 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:16" (1/1) ... [2024-11-13 21:55:16,097 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 49 [2024-11-13 21:55:16,097 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:55:16,098 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:55:16,098 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:55:16,098 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:55:16,106 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:16" (1/1) ... [2024-11-13 21:55:16,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:16" (1/1) ... [2024-11-13 21:55:16,110 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:16" (1/1) ... [2024-11-13 21:55:16,111 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:16" (1/1) ... [2024-11-13 21:55:16,120 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:16" (1/1) ... [2024-11-13 21:55:16,123 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:16" (1/1) ... [2024-11-13 21:55:16,124 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:16" (1/1) ... [2024-11-13 21:55:16,125 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:16" (1/1) ... [2024-11-13 21:55:16,127 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:55:16,132 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:55:16,133 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:55:16,133 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:55:16,134 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:16" (1/1) ... [2024-11-13 21:55:16,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:55:16,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:55:16,178 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:55:16,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:55:16,216 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:55:16,216 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:55:16,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:55:16,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:55:16,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:55:16,381 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:55:16,383 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:55:16,518 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 21:55:16,518 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:55:16,561 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:55:16,561 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:55:16,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:55:16 BoogieIcfgContainer [2024-11-13 21:55:16,562 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:55:16,563 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:55:16,563 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:55:16,575 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:55:16,576 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:55:16" (1/1) ... [2024-11-13 21:55:16,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:55:16,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:16,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 21:55:16,665 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 21:55:16,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:55:16,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:16,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:55:16,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:55:16,856 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:55:16,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:55:16,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:55:16,980 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:55:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:55:17,050 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:55:17,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:55:17 ImpRootNode [2024-11-13 21:55:17,098 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:55:17,099 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:55:17,099 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:55:17,099 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:55:17,100 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:55:16" (3/4) ... [2024-11-13 21:55:17,106 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:55:17,107 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:55:17,111 INFO L158 Benchmark]: Toolchain (without parser) took 2833.33ms. Allocated memory is still 117.4MB. Free memory was 89.1MB in the beginning and 48.5MB in the end (delta: 40.6MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2024-11-13 21:55:17,112 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:55:17,112 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1743.76ms. Allocated memory is still 117.4MB. Free memory was 89.1MB in the beginning and 80.1MB in the end (delta: 8.9MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2024-11-13 21:55:17,113 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.62ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 77.2MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:55:17,113 INFO L158 Benchmark]: Boogie Preprocessor took 29.52ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 76.6MB in the end (delta: 576.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:55:17,114 INFO L158 Benchmark]: RCFGBuilder took 429.55ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 63.4MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:55:17,118 INFO L158 Benchmark]: CodeCheck took 535.52ms. Allocated memory is still 117.4MB. Free memory was 62.8MB in the beginning and 49.1MB in the end (delta: 13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:55:17,119 INFO L158 Benchmark]: Witness Printer took 8.66ms. Allocated memory is still 117.4MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:55:17,121 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 7 NumberOfCodeBlocks, 7 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: 1552]: 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 1567. 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); [L1567] 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) [L1567] 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] [L1568] CALL CWE191_Integer_Underflow__int_fscanf_multiply_44_bad() [L1558] int data; [L1559] void (*funcPtr) (int) = badSink; [L1560] data = 0 [L1562] CALL funcPtr(data) [L1550] 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] [L1552] 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 0.48ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1743.76ms. Allocated memory is still 117.4MB. Free memory was 89.1MB in the beginning and 80.1MB in the end (delta: 8.9MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.62ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 77.2MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.52ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 76.6MB in the end (delta: 576.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 429.55ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 63.4MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 535.52ms. Allocated memory is still 117.4MB. Free memory was 62.8MB in the beginning and 49.1MB in the end (delta: 13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 8.66ms. Allocated memory is still 117.4MB. Free memory is still 48.5MB. 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 21:55:17,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/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_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_44_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/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_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/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 b564c02da012c34c613f9633fd250e7c419dd1c5634779956c9a219f496bd12e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:55:20,165 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:55:20,320 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:55:20,363 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:55:20,364 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:55:20,364 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:55:20,365 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:55:20,365 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:55:20,365 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:55:20,366 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:55:20,366 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:55:20,366 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:55:20,366 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:55:20,366 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:55:20,367 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:55:20,367 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:55:20,367 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:55:20,367 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:55:20,367 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:55:20,367 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:55:20,368 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:55:20,368 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:55:20,368 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:55:20,368 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:55:20,368 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:55:20,368 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:55:20,368 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:55:20,369 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:55:20,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:55:20,369 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:55:20,369 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:55:20,369 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:55:20,369 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:55:20,370 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:55:20,370 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:55:20,370 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_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/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 -> b564c02da012c34c613f9633fd250e7c419dd1c5634779956c9a219f496bd12e [2024-11-13 21:55:20,773 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:55:20,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:55:20,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:55:20,793 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:55:20,793 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:55:20,798 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_44_bad.i Unable to find full path for "g++" [2024-11-13 21:55:22,755 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:55:23,177 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:55:23,178 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_44_bad.i [2024-11-13 21:55:23,206 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/data/dcb9bac7f/894c9757a98d4f06abd953cbd02a3f57/FLAGd71014216 [2024-11-13 21:55:23,229 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/data/dcb9bac7f/894c9757a98d4f06abd953cbd02a3f57 [2024-11-13 21:55:23,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:55:23,233 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:55:23,235 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:55:23,236 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:55:23,245 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:55:23,245 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:55:23" (1/1) ... [2024-11-13 21:55:23,246 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@618e7b2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:23, skipping insertion in model container [2024-11-13 21:55:23,247 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:55:23" (1/1) ... [2024-11-13 21:55:23,321 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:55:24,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:55:24,568 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:55:24,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:55:25,012 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:55:25,013 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:25 WrapperNode [2024-11-13 21:55:25,013 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:55:25,015 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:55:25,015 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:55:25,015 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:55:25,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:25" (1/1) ... [2024-11-13 21:55:25,071 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:25" (1/1) ... [2024-11-13 21:55:25,102 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 48 [2024-11-13 21:55:25,104 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:55:25,105 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:55:25,105 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:55:25,106 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:55:25,115 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:25" (1/1) ... [2024-11-13 21:55:25,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:25" (1/1) ... [2024-11-13 21:55:25,121 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:25" (1/1) ... [2024-11-13 21:55:25,125 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:25" (1/1) ... [2024-11-13 21:55:25,141 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:25" (1/1) ... [2024-11-13 21:55:25,147 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:25" (1/1) ... [2024-11-13 21:55:25,149 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:25" (1/1) ... [2024-11-13 21:55:25,154 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:25" (1/1) ... [2024-11-13 21:55:25,161 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:55:25,166 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:55:25,166 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:55:25,166 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:55:25,167 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:25" (1/1) ... [2024-11-13 21:55:25,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:55:25,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:55:25,256 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:55:25,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:55:25,298 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:55:25,298 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:55:25,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:55:25,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:55:25,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:55:25,492 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:55:25,494 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:55:25,638 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 21:55:25,639 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:55:25,720 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:55:25,720 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:55:25,721 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:55:25 BoogieIcfgContainer [2024-11-13 21:55:25,721 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:55:25,722 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:55:25,722 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:55:25,732 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:55:25,732 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:55:25" (1/1) ... [2024-11-13 21:55:25,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:55:25,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:25,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 21:55:25,804 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 21:55:25,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:55:25,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:25,809 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:55:25,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:55:25,811 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:55:25,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:55:26,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:55:26,039 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:55:26,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:55:26,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:55:26,189 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:55:26,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:55:26,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:55:26,247 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:55:26,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:55:26 ImpRootNode [2024-11-13 21:55:26,288 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:55:26,289 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:55:26,291 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:55:26,291 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:55:26,292 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:55:25" (3/4) ... [2024-11-13 21:55:26,296 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:55:26,297 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:55:26,301 INFO L158 Benchmark]: Toolchain (without parser) took 3065.55ms. Allocated memory is still 109.1MB. Free memory was 82.0MB in the beginning and 51.6MB in the end (delta: 30.4MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2024-11-13 21:55:26,302 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:55:26,302 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1779.24ms. Allocated memory is still 109.1MB. Free memory was 81.8MB in the beginning and 60.0MB in the end (delta: 21.9MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2024-11-13 21:55:26,303 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.69ms. Allocated memory is still 109.1MB. Free memory was 60.0MB in the beginning and 57.6MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:55:26,303 INFO L158 Benchmark]: Boogie Preprocessor took 59.99ms. Allocated memory is still 109.1MB. Free memory was 57.6MB in the beginning and 55.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:55:26,304 INFO L158 Benchmark]: RCFGBuilder took 555.55ms. Allocated memory is still 109.1MB. Free memory was 55.9MB in the beginning and 64.8MB in the end (delta: -8.9MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2024-11-13 21:55:26,304 INFO L158 Benchmark]: CodeCheck took 566.22ms. Allocated memory is still 109.1MB. Free memory was 64.8MB in the beginning and 52.0MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:55:26,304 INFO L158 Benchmark]: Witness Printer took 8.18ms. Allocated memory is still 109.1MB. Free memory was 52.0MB in the beginning and 51.6MB in the end (delta: 366.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:55:26,311 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 7 NumberOfCodeBlocks, 7 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: 1552]: 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 1567. 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); [L1567] 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) [L1567] 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] [L1568] CALL CWE191_Integer_Underflow__int_fscanf_multiply_44_bad() [L1558] int data; [L1559] void (*funcPtr) (int) = badSink; [L1560] data = 0 [L1562] CALL funcPtr(data) [L1550] 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] [L1552] 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 0.59ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1779.24ms. Allocated memory is still 109.1MB. Free memory was 81.8MB in the beginning and 60.0MB in the end (delta: 21.9MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.69ms. Allocated memory is still 109.1MB. Free memory was 60.0MB in the beginning and 57.6MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 59.99ms. Allocated memory is still 109.1MB. Free memory was 57.6MB in the beginning and 55.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 555.55ms. Allocated memory is still 109.1MB. Free memory was 55.9MB in the beginning and 64.8MB in the end (delta: -8.9MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. * CodeCheck took 566.22ms. Allocated memory is still 109.1MB. Free memory was 64.8MB in the beginning and 52.0MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 8.18ms. Allocated memory is still 109.1MB. Free memory was 52.0MB in the beginning and 51.6MB in the end (delta: 366.1kB). 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 21:55:26,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5e9fff-7d23-4b79-8d6c-0074952c3ec2/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