./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_09_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_09_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4bddcdd44fe21a0f70a7196d8d169ad13c8473c91e0bbb384fd473a733e5e298 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:36:59,764 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:36:59,858 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 19:36:59,865 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:36:59,865 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:36:59,900 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:36:59,901 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:36:59,902 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:36:59,902 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:36:59,903 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:36:59,903 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:36:59,904 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:36:59,905 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:36:59,906 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:36:59,906 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:36:59,906 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:36:59,907 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:36:59,907 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:36:59,907 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:36:59,907 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:36:59,908 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:36:59,911 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:36:59,912 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:36:59,914 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:36:59,915 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:36:59,915 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:36:59,915 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:36:59,916 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:36:59,916 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:36:59,916 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:36:59,916 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:36:59,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:36:59,917 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bddcdd44fe21a0f70a7196d8d169ad13c8473c91e0bbb384fd473a733e5e298 [2024-11-08 19:37:00,192 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:37:00,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:37:00,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:37:00,236 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:37:00,237 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:37:00,238 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_09_bad.i Unable to find full path for "g++" [2024-11-08 19:37:02,265 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:37:02,674 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:37:02,676 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_09_bad.i [2024-11-08 19:37:02,709 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/data/c4a6594b5/c468af2442a84c9088f5a6115d2a32d3/FLAG6bcd253db [2024-11-08 19:37:02,734 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/data/c4a6594b5/c468af2442a84c9088f5a6115d2a32d3 [2024-11-08 19:37:02,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:37:02,739 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:37:02,743 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:37:02,743 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:37:02,749 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:37:02,750 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:37:02" (1/1) ... [2024-11-08 19:37:02,751 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@421ddf8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:02, skipping insertion in model container [2024-11-08 19:37:02,751 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:37:02" (1/1) ... [2024-11-08 19:37:02,838 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:37:03,904 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:37:03,914 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:37:03,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:37:04,225 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:37:04,226 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:04 WrapperNode [2024-11-08 19:37:04,226 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:37:04,227 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:37:04,227 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:37:04,228 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:37:04,235 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:04" (1/1) ... [2024-11-08 19:37:04,263 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:04" (1/1) ... [2024-11-08 19:37:04,298 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-08 19:37:04,298 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:37:04,299 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:37:04,299 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:37:04,299 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:37:04,309 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:04" (1/1) ... [2024-11-08 19:37:04,310 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:04" (1/1) ... [2024-11-08 19:37:04,317 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:04" (1/1) ... [2024-11-08 19:37:04,317 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:04" (1/1) ... [2024-11-08 19:37:04,325 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:04" (1/1) ... [2024-11-08 19:37:04,331 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:04" (1/1) ... [2024-11-08 19:37:04,332 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:04" (1/1) ... [2024-11-08 19:37:04,333 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:04" (1/1) ... [2024-11-08 19:37:04,336 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:37:04,336 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:37:04,337 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:37:04,341 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:37:04,342 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:04" (1/1) ... [2024-11-08 19:37:04,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:37:04,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:37:04,389 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:37:04,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:37:04,425 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:37:04,426 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:37:04,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:37:04,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:37:04,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:37:04,577 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:37:04,580 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:37:04,687 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 19:37:04,688 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:37:04,738 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:37:04,738 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:37:04,739 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:37:04 BoogieIcfgContainer [2024-11-08 19:37:04,739 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:37:04,740 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:37:04,740 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:37:04,751 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:37:04,751 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:37:04" (1/1) ... [2024-11-08 19:37:04,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:37:04,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:37:04,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-08 19:37:04,819 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-08 19:37:04,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:37:04,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:37:04,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:37:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:37:04,985 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:37:05,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:37:05,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:37:05,073 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:37:05,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:37:05,119 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:37:05,154 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:37:05 ImpRootNode [2024-11-08 19:37:05,154 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:37:05,156 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:37:05,157 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:37:05,158 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:37:05,158 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:37:04" (3/4) ... [2024-11-08 19:37:05,161 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:37:05,162 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:37:05,164 INFO L158 Benchmark]: Toolchain (without parser) took 2424.69ms. Allocated memory was 153.1MB in the beginning and 211.8MB in the end (delta: 58.7MB). Free memory was 110.4MB in the beginning and 129.2MB in the end (delta: -18.8MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2024-11-08 19:37:05,166 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 109.1MB. Free memory is still 61.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:37:05,166 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1483.40ms. Allocated memory was 153.1MB in the beginning and 211.8MB in the end (delta: 58.7MB). Free memory was 109.8MB in the beginning and 164.9MB in the end (delta: -55.1MB). Peak memory consumption was 68.5MB. Max. memory is 16.1GB. [2024-11-08 19:37:05,169 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.12ms. Allocated memory is still 211.8MB. Free memory was 163.8MB in the beginning and 161.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:37:05,171 INFO L158 Benchmark]: Boogie Preprocessor took 37.00ms. Allocated memory is still 211.8MB. Free memory was 161.7MB in the beginning and 160.7MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:37:05,171 INFO L158 Benchmark]: RCFGBuilder took 402.48ms. Allocated memory is still 211.8MB. Free memory was 159.6MB in the beginning and 144.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:37:05,173 INFO L158 Benchmark]: CodeCheck took 415.31ms. Allocated memory is still 211.8MB. Free memory was 144.9MB in the beginning and 130.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:37:05,174 INFO L158 Benchmark]: Witness Printer took 6.91ms. Allocated memory is still 211.8MB. Free memory was 130.2MB in the beginning and 129.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:37:05,178 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1568. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE191_Integer_Underflow__int_fscanf_multiply_09_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(GLOBAL_CONST_TRUE) [L1556] COND TRUE \read(GLOBAL_CONST_TRUE) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 109.1MB. Free memory is still 61.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1483.40ms. Allocated memory was 153.1MB in the beginning and 211.8MB in the end (delta: 58.7MB). Free memory was 109.8MB in the beginning and 164.9MB in the end (delta: -55.1MB). Peak memory consumption was 68.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.12ms. Allocated memory is still 211.8MB. Free memory was 163.8MB in the beginning and 161.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.00ms. Allocated memory is still 211.8MB. Free memory was 161.7MB in the beginning and 160.7MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 402.48ms. Allocated memory is still 211.8MB. Free memory was 159.6MB in the beginning and 144.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 415.31ms. Allocated memory is still 211.8MB. Free memory was 144.9MB in the beginning and 130.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 6.91ms. Allocated memory is still 211.8MB. Free memory was 130.2MB in the beginning and 129.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:37:05,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_09_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4bddcdd44fe21a0f70a7196d8d169ad13c8473c91e0bbb384fd473a733e5e298 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:37:07,658 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:37:07,769 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 19:37:07,817 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:37:07,818 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:37:07,819 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:37:07,820 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:37:07,820 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:37:07,821 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:37:07,821 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:37:07,822 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:37:07,822 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:37:07,822 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:37:07,826 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:37:07,827 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:37:07,827 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:37:07,827 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:37:07,828 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:37:07,828 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:37:07,829 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:37:07,829 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:37:07,833 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:37:07,834 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:37:07,834 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:37:07,834 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:37:07,835 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:37:07,835 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:37:07,835 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:37:07,835 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:37:07,836 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:37:07,836 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:37:07,836 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:37:07,837 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:37:07,837 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:37:07,837 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:37:07,837 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bddcdd44fe21a0f70a7196d8d169ad13c8473c91e0bbb384fd473a733e5e298 [2024-11-08 19:37:08,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:37:08,280 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:37:08,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:37:08,285 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:37:08,286 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:37:08,288 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_09_bad.i Unable to find full path for "g++" [2024-11-08 19:37:10,343 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:37:10,757 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:37:10,757 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_09_bad.i [2024-11-08 19:37:10,789 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/data/80c75e308/cc2007ba516044959589ea61b444f706/FLAGdbe1fe666 [2024-11-08 19:37:10,814 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/data/80c75e308/cc2007ba516044959589ea61b444f706 [2024-11-08 19:37:10,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:37:10,820 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:37:10,822 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:37:10,822 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:37:10,828 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:37:10,829 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:37:10" (1/1) ... [2024-11-08 19:37:10,832 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ddbaca5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:10, skipping insertion in model container [2024-11-08 19:37:10,832 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:37:10" (1/1) ... [2024-11-08 19:37:10,915 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:37:12,070 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:37:12,086 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:37:12,226 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:37:12,356 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:37:12,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:12 WrapperNode [2024-11-08 19:37:12,357 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:37:12,358 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:37:12,358 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:37:12,358 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:37:12,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:12" (1/1) ... [2024-11-08 19:37:12,392 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:12" (1/1) ... [2024-11-08 19:37:12,414 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-08 19:37:12,415 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:37:12,415 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:37:12,415 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:37:12,416 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:37:12,425 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:12" (1/1) ... [2024-11-08 19:37:12,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:12" (1/1) ... [2024-11-08 19:37:12,429 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:12" (1/1) ... [2024-11-08 19:37:12,429 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:12" (1/1) ... [2024-11-08 19:37:12,437 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:12" (1/1) ... [2024-11-08 19:37:12,439 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:12" (1/1) ... [2024-11-08 19:37:12,441 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:12" (1/1) ... [2024-11-08 19:37:12,442 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:12" (1/1) ... [2024-11-08 19:37:12,445 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:37:12,446 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:37:12,446 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:37:12,446 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:37:12,447 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:12" (1/1) ... [2024-11-08 19:37:12,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:37:12,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:37:12,490 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:37:12,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:37:12,526 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:37:12,527 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:37:12,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:37:12,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:37:12,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:37:12,724 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:37:12,727 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:37:12,888 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 19:37:12,888 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:37:12,981 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:37:12,981 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:37:12,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:37:12 BoogieIcfgContainer [2024-11-08 19:37:12,982 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:37:12,984 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:37:12,984 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:37:12,994 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:37:12,994 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:37:12" (1/1) ... [2024-11-08 19:37:13,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:37:13,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:37:13,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-08 19:37:13,071 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-08 19:37:13,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:37:13,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:37:13,077 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:37:13,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:37:13,080 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:37:13,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:37:13,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:37:13,251 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:37:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:37:13,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:37:13,366 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:37:13,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:37:13,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:37:13,412 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:37:13,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:37:13 ImpRootNode [2024-11-08 19:37:13,451 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:37:13,452 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:37:13,452 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:37:13,454 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:37:13,455 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:37:12" (3/4) ... [2024-11-08 19:37:13,458 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:37:13,459 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:37:13,461 INFO L158 Benchmark]: Toolchain (without parser) took 2641.65ms. Allocated memory was 75.5MB in the beginning and 107.0MB in the end (delta: 31.5MB). Free memory was 49.2MB in the beginning and 62.3MB in the end (delta: -13.0MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2024-11-08 19:37:13,461 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 75.5MB. Free memory is still 52.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:37:13,462 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1535.71ms. Allocated memory was 75.5MB in the beginning and 107.0MB in the end (delta: 31.5MB). Free memory was 49.0MB in the beginning and 65.5MB in the end (delta: -16.5MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. [2024-11-08 19:37:13,463 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.67ms. Allocated memory is still 107.0MB. Free memory was 65.5MB in the beginning and 62.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:37:13,464 INFO L158 Benchmark]: Boogie Preprocessor took 30.24ms. Allocated memory is still 107.0MB. Free memory was 62.4MB in the beginning and 60.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:37:13,465 INFO L158 Benchmark]: RCFGBuilder took 535.58ms. Allocated memory is still 107.0MB. Free memory was 60.8MB in the beginning and 76.9MB in the end (delta: -16.1MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2024-11-08 19:37:13,466 INFO L158 Benchmark]: CodeCheck took 467.23ms. Allocated memory is still 107.0MB. Free memory was 76.9MB in the beginning and 63.0MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:37:13,467 INFO L158 Benchmark]: Witness Printer took 8.15ms. Allocated memory is still 107.0MB. Free memory was 63.0MB in the beginning and 62.3MB in the end (delta: 776.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:37:13,472 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1568. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE191_Integer_Underflow__int_fscanf_multiply_09_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(GLOBAL_CONST_TRUE) [L1556] COND TRUE \read(GLOBAL_CONST_TRUE) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 75.5MB. Free memory is still 52.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1535.71ms. Allocated memory was 75.5MB in the beginning and 107.0MB in the end (delta: 31.5MB). Free memory was 49.0MB in the beginning and 65.5MB in the end (delta: -16.5MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.67ms. Allocated memory is still 107.0MB. Free memory was 65.5MB in the beginning and 62.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.24ms. Allocated memory is still 107.0MB. Free memory was 62.4MB in the beginning and 60.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 535.58ms. Allocated memory is still 107.0MB. Free memory was 60.8MB in the beginning and 76.9MB in the end (delta: -16.1MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * CodeCheck took 467.23ms. Allocated memory is still 107.0MB. Free memory was 76.9MB in the beginning and 63.0MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 8.15ms. Allocated memory is still 107.0MB. Free memory was 63.0MB in the beginning and 62.3MB in the end (delta: 776.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:37:13,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0199930-c211-4d89-965e-2abe640b7007/bin/ukojak-verify-ImItNfHLgk/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