./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_53_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_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/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_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/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_905a6eb0-b91e-4d00-a9f7-44f90c555aae/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 e0f333a4a65f45f5e90774529cbafc5bc0ad1a8905c7fe5e7683876868d5c642 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:58:17,507 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:58:17,602 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:58:17,609 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:58:17,609 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:58:17,646 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:58:17,647 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:58:17,648 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:58:17,649 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:58:17,651 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:58:17,651 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:58:17,652 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:58:17,652 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:58:17,652 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:58:17,653 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:58:17,653 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:58:17,653 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:58:17,656 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:58:17,657 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:58:17,657 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:58:17,657 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:58:17,658 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:58:17,658 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:58:17,662 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:58:17,663 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:58:17,663 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:58:17,663 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:58:17,664 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:58:17,664 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:58:17,664 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:58:17,664 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:58:17,665 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:58:17,665 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_905a6eb0-b91e-4d00-a9f7-44f90c555aae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0f333a4a65f45f5e90774529cbafc5bc0ad1a8905c7fe5e7683876868d5c642 [2024-11-08 23:58:17,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:58:17,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:58:17,998 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:58:18,001 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:58:18,001 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:58:18,003 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_53_bad.i Unable to find full path for "g++" [2024-11-08 23:58:19,989 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:58:20,400 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:58:20,401 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_53_bad.i [2024-11-08 23:58:20,435 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/data/1290b6fdb/dbb5dac2984740c3bab93e3c2d652838/FLAGa5de06f00 [2024-11-08 23:58:20,456 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/data/1290b6fdb/dbb5dac2984740c3bab93e3c2d652838 [2024-11-08 23:58:20,458 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:58:20,460 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:58:20,463 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:58:20,464 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:58:20,469 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:58:20,470 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:58:20" (1/1) ... [2024-11-08 23:58:20,471 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ba402bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:20, skipping insertion in model container [2024-11-08 23:58:20,472 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:58:20" (1/1) ... [2024-11-08 23:58:20,548 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:58:21,596 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:58:21,608 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:58:21,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:58:21,958 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:58:21,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:21 WrapperNode [2024-11-08 23:58:21,960 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:58:21,961 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:58:21,961 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:58:21,961 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:58:21,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:21" (1/1) ... [2024-11-08 23:58:21,997 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:21" (1/1) ... [2024-11-08 23:58:22,023 INFO L138 Inliner]: procedures = 500, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 51 [2024-11-08 23:58:22,023 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:58:22,024 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:58:22,024 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:58:22,025 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:58:22,034 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:21" (1/1) ... [2024-11-08 23:58:22,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:21" (1/1) ... [2024-11-08 23:58:22,037 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:21" (1/1) ... [2024-11-08 23:58:22,038 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:21" (1/1) ... [2024-11-08 23:58:22,043 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:21" (1/1) ... [2024-11-08 23:58:22,045 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:21" (1/1) ... [2024-11-08 23:58:22,046 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:21" (1/1) ... [2024-11-08 23:58:22,047 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:21" (1/1) ... [2024-11-08 23:58:22,050 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:58:22,051 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:58:22,051 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:58:22,051 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:58:22,052 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:21" (1/1) ... [2024-11-08 23:58:22,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:58:22,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:58:22,095 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:58:22,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:58:22,135 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:58:22,135 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:58:22,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:58:22,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:58:22,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:58:22,286 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:58:22,288 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:58:22,400 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-08 23:58:22,400 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:58:22,453 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:58:22,453 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:58:22,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:58:22 BoogieIcfgContainer [2024-11-08 23:58:22,454 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:58:22,455 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:58:22,455 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:58:22,466 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:58:22,466 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:58:22" (1/1) ... [2024-11-08 23:58:22,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:58:22,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:22,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:58:22,534 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:58:22,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:58:22,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:22,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:22,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:22,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:58:23,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:23,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 23:58:23,014 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 23:58:23,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:58:23,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:23,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:23,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:58:23,062 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:58:23,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:58:23,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:58:23,166 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:58:23,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:58:23,208 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:58:23,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:58:23 ImpRootNode [2024-11-08 23:58:23,249 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:58:23,250 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:58:23,250 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:58:23,250 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:58:23,251 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:58:22" (3/4) ... [2024-11-08 23:58:23,253 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:58:23,255 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:58:23,256 INFO L158 Benchmark]: Toolchain (without parser) took 2795.71ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 89.2MB in the beginning and 74.9MB in the end (delta: 14.3MB). Peak memory consumption was 60.7MB. Max. memory is 16.1GB. [2024-11-08 23:58:23,256 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 130.0MB. Free memory is still 100.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:58:23,257 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1497.29ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 89.2MB in the beginning and 121.0MB in the end (delta: -31.8MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2024-11-08 23:58:23,258 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.85ms. Allocated memory is still 174.1MB. Free memory was 121.0MB in the beginning and 117.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:58:23,258 INFO L158 Benchmark]: Boogie Preprocessor took 25.81ms. Allocated memory is still 174.1MB. Free memory was 117.9MB in the beginning and 116.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:58:23,259 INFO L158 Benchmark]: RCFGBuilder took 402.86ms. Allocated memory is still 174.1MB. Free memory was 115.8MB in the beginning and 101.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:58:23,260 INFO L158 Benchmark]: CodeCheck took 794.65ms. Allocated memory is still 174.1MB. Free memory was 101.1MB in the beginning and 74.9MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 23:58:23,260 INFO L158 Benchmark]: Witness Printer took 4.98ms. Allocated memory is still 174.1MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:58:23,266 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1577]: 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 1559. 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); [L1559] 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) [L1559] 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] [L1560] CALL CWE190_Integer_Overflow__int_fscanf_preinc_53_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE190_Integer_Overflow__int_fscanf_preinc_53b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_fscanf_preinc_53c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_fscanf_preinc_53d_badSink(data) [L1577] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 130.0MB. Free memory is still 100.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1497.29ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 89.2MB in the beginning and 121.0MB in the end (delta: -31.8MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.85ms. Allocated memory is still 174.1MB. Free memory was 121.0MB in the beginning and 117.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.81ms. Allocated memory is still 174.1MB. Free memory was 117.9MB in the beginning and 116.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 402.86ms. Allocated memory is still 174.1MB. Free memory was 115.8MB in the beginning and 101.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 794.65ms. Allocated memory is still 174.1MB. Free memory was 101.1MB in the beginning and 74.9MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 4.98ms. Allocated memory is still 174.1MB. Free memory is still 74.9MB. 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 23:58:23,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/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_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/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_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/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_905a6eb0-b91e-4d00-a9f7-44f90c555aae/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 e0f333a4a65f45f5e90774529cbafc5bc0ad1a8905c7fe5e7683876868d5c642 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:58:25,741 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:58:25,838 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:58:25,896 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:58:25,897 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:58:25,898 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:58:25,899 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:58:25,899 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:58:25,900 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:58:25,901 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:58:25,901 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:58:25,902 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:58:25,903 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:58:25,905 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:58:25,906 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:58:25,906 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:58:25,907 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:58:25,907 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:58:25,907 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:58:25,908 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:58:25,908 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:58:25,913 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:58:25,913 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:58:25,914 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:58:25,914 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:58:25,914 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:58:25,915 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:58:25,915 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:58:25,916 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:58:25,916 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:58:25,916 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:58:25,917 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:58:25,917 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:58:25,917 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:58:25,918 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:58:25,918 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_905a6eb0-b91e-4d00-a9f7-44f90c555aae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0f333a4a65f45f5e90774529cbafc5bc0ad1a8905c7fe5e7683876868d5c642 [2024-11-08 23:58:26,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:58:26,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:58:26,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:58:26,401 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:58:26,402 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:58:26,403 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_53_bad.i Unable to find full path for "g++" [2024-11-08 23:58:28,578 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:58:29,003 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:58:29,003 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_53_bad.i [2024-11-08 23:58:29,026 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/data/f1bc2eb8f/4189f238c51847dc92e3d134a63e2fc7/FLAG2656afb24 [2024-11-08 23:58:29,046 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/data/f1bc2eb8f/4189f238c51847dc92e3d134a63e2fc7 [2024-11-08 23:58:29,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:58:29,050 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:58:29,054 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:58:29,054 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:58:29,060 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:58:29,061 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:58:29" (1/1) ... [2024-11-08 23:58:29,062 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@268ae198 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:29, skipping insertion in model container [2024-11-08 23:58:29,062 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:58:29" (1/1) ... [2024-11-08 23:58:29,152 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:58:30,211 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:58:30,228 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:58:30,386 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:58:30,572 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:58:30,573 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:30 WrapperNode [2024-11-08 23:58:30,573 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:58:30,574 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:58:30,575 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:58:30,575 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:58:30,586 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:30" (1/1) ... [2024-11-08 23:58:30,618 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:30" (1/1) ... [2024-11-08 23:58:30,643 INFO L138 Inliner]: procedures = 505, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 50 [2024-11-08 23:58:30,644 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:58:30,644 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:58:30,644 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:58:30,645 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:58:30,654 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:30" (1/1) ... [2024-11-08 23:58:30,654 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:30" (1/1) ... [2024-11-08 23:58:30,657 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:30" (1/1) ... [2024-11-08 23:58:30,658 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:30" (1/1) ... [2024-11-08 23:58:30,665 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:30" (1/1) ... [2024-11-08 23:58:30,667 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:30" (1/1) ... [2024-11-08 23:58:30,670 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:30" (1/1) ... [2024-11-08 23:58:30,671 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:30" (1/1) ... [2024-11-08 23:58:30,674 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:58:30,675 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:58:30,675 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:58:30,685 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:58:30,689 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:58:30" (1/1) ... [2024-11-08 23:58:30,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:58:30,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:58:30,732 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:58:30,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:58:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:58:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:58:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:58:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:58:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:58:30,936 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:58:30,939 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:58:31,070 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-08 23:58:31,071 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:58:31,132 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:58:31,133 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:58:31,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:58:31 BoogieIcfgContainer [2024-11-08 23:58:31,133 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:58:31,134 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:58:31,135 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:58:31,147 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:58:31,147 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:58:31" (1/1) ... [2024-11-08 23:58:31,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:58:31,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:31,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:58:31,220 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:58:31,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:58:31,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:31,226 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:58:31,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:58:31,228 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:58:31,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:58:31,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:31,382 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:58:31,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:31,413 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:58:31,417 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:58:31,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:58:31,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:58:31,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:31,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 23:58:31,480 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 23:58:31,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:58:31,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:31,481 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:58:31,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:58:31,486 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:58:31,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:58:31,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:58:31,624 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:58:31,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:58:31,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:58:31,714 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:58:31,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:58:31,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:58:31,746 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:58:31,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:58:31 ImpRootNode [2024-11-08 23:58:31,773 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:58:31,774 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:58:31,774 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:58:31,774 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:58:31,777 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:58:31" (3/4) ... [2024-11-08 23:58:31,780 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:58:31,784 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:58:31,785 INFO L158 Benchmark]: Toolchain (without parser) took 2735.01ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 49.9MB in the beginning and 53.7MB in the end (delta: -3.8MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2024-11-08 23:58:31,786 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 54.5MB. Free memory is still 30.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:58:31,787 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1519.68ms. Allocated memory is still 77.6MB. Free memory was 49.7MB in the beginning and 34.2MB in the end (delta: 15.5MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2024-11-08 23:58:31,788 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.38ms. Allocated memory is still 77.6MB. Free memory was 34.2MB in the beginning and 31.2MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:58:31,789 INFO L158 Benchmark]: Boogie Preprocessor took 30.32ms. Allocated memory is still 77.6MB. Free memory was 31.2MB in the beginning and 29.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:58:31,790 INFO L158 Benchmark]: RCFGBuilder took 458.37ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 29.5MB in the beginning and 50.4MB in the end (delta: -20.9MB). Peak memory consumption was 2.2MB. Max. memory is 16.1GB. [2024-11-08 23:58:31,791 INFO L158 Benchmark]: CodeCheck took 638.62ms. Allocated memory is still 94.4MB. Free memory was 50.4MB in the beginning and 54.2MB in the end (delta: -3.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:58:31,792 INFO L158 Benchmark]: Witness Printer took 10.75ms. Allocated memory is still 94.4MB. Free memory was 54.2MB in the beginning and 53.7MB in the end (delta: 496.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:58:31,795 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 6 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 35 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1577]: 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 1559. 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); [L1559] 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) [L1559] 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] [L1560] CALL CWE190_Integer_Overflow__int_fscanf_preinc_53_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE190_Integer_Overflow__int_fscanf_preinc_53b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_fscanf_preinc_53c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_fscanf_preinc_53d_badSink(data) [L1577] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 54.5MB. Free memory is still 30.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1519.68ms. Allocated memory is still 77.6MB. Free memory was 49.7MB in the beginning and 34.2MB in the end (delta: 15.5MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.38ms. Allocated memory is still 77.6MB. Free memory was 34.2MB in the beginning and 31.2MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.32ms. Allocated memory is still 77.6MB. Free memory was 31.2MB in the beginning and 29.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 458.37ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 29.5MB in the beginning and 50.4MB in the end (delta: -20.9MB). Peak memory consumption was 2.2MB. Max. memory is 16.1GB. * CodeCheck took 638.62ms. Allocated memory is still 94.4MB. Free memory was 50.4MB in the beginning and 54.2MB in the end (delta: -3.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 10.75ms. Allocated memory is still 94.4MB. Free memory was 54.2MB in the beginning and 53.7MB in the end (delta: 496.7kB). 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 23:58:31,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905a6eb0-b91e-4d00-a9f7-44f90c555aae/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