./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_31_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_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/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_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/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_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/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 7c1204d218fafebcd625a7f097362cad1e59b783e820bece7eea7b06e7741cf4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:11:00,782 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:11:00,873 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:11:00,878 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:11:00,878 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:11:00,916 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:11:00,920 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:11:00,920 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:11:00,921 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:11:00,921 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:11:00,921 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:11:00,922 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:11:00,922 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:11:00,929 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:11:00,929 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:11:00,929 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:11:00,930 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:11:00,930 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:11:00,930 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:11:00,931 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:11:00,931 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:11:00,931 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:11:00,932 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:11:00,932 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:11:00,933 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:11:00,933 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:11:00,933 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:11:00,934 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:11:00,934 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:11:00,934 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:11:00,934 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:11:00,935 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:11:00,935 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_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c1204d218fafebcd625a7f097362cad1e59b783e820bece7eea7b06e7741cf4 [2024-11-09 00:11:01,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:11:01,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:11:01,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:11:01,231 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:11:01,231 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:11:01,233 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_31_bad.i Unable to find full path for "g++" [2024-11-09 00:11:03,425 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:11:03,828 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:11:03,830 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_31_bad.i [2024-11-09 00:11:03,865 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/data/a8657dd02/0f8f4fead4ad4db3b8b7173a73dd1ead/FLAG7c0236f59 [2024-11-09 00:11:03,887 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/data/a8657dd02/0f8f4fead4ad4db3b8b7173a73dd1ead [2024-11-09 00:11:03,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:11:03,893 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:11:03,895 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:11:03,896 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:11:03,902 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:11:03,903 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:11:03" (1/1) ... [2024-11-09 00:11:03,904 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e7c7757 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:03, skipping insertion in model container [2024-11-09 00:11:03,905 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:11:03" (1/1) ... [2024-11-09 00:11:03,988 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:11:05,143 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:11:05,152 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:11:05,245 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:11:05,369 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:11:05,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:05 WrapperNode [2024-11-09 00:11:05,370 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:11:05,371 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:11:05,371 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:11:05,371 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:11:05,379 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:05" (1/1) ... [2024-11-09 00:11:05,406 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:05" (1/1) ... [2024-11-09 00:11:05,441 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2024-11-09 00:11:05,442 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:11:05,442 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:11:05,443 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:11:05,443 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:11:05,453 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:05" (1/1) ... [2024-11-09 00:11:05,453 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:05" (1/1) ... [2024-11-09 00:11:05,455 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:05" (1/1) ... [2024-11-09 00:11:05,456 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:05" (1/1) ... [2024-11-09 00:11:05,460 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:05" (1/1) ... [2024-11-09 00:11:05,462 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:05" (1/1) ... [2024-11-09 00:11:05,463 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:05" (1/1) ... [2024-11-09 00:11:05,465 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:05" (1/1) ... [2024-11-09 00:11:05,467 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:11:05,468 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:11:05,468 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:11:05,468 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:11:05,469 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:05" (1/1) ... [2024-11-09 00:11:05,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:11:05,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:11:05,513 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:11:05,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:11:05,551 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:11:05,552 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:11:05,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:11:05,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:11:05,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:11:05,763 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:11:05,765 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:11:05,918 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-09 00:11:05,919 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:11:05,978 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:11:05,978 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:11:05,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:11:05 BoogieIcfgContainer [2024-11-09 00:11:05,982 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:11:05,983 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:11:05,983 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:11:05,994 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:11:05,995 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:11:05" (1/1) ... [2024-11-09 00:11:06,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:11:06,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:06,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-09 00:11:06,068 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-09 00:11:06,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:11:06,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:06,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:06,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:06,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:11:06,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:06,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-09 00:11:06,515 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-09 00:11:06,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:11:06,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:06,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:11:06,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:11:06,538 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:11:06,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:11:06,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:11:06,606 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:11:06,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:11:06,633 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:11:06,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:11:06 ImpRootNode [2024-11-09 00:11:06,662 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:11:06,663 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:11:06,664 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:11:06,665 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:11:06,665 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:11:05" (3/4) ... [2024-11-09 00:11:06,668 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:11:06,669 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:11:06,671 INFO L158 Benchmark]: Toolchain (without parser) took 2777.63ms. Allocated memory is still 174.1MB. Free memory was 114.7MB in the beginning and 112.1MB in the end (delta: 2.6MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2024-11-09 00:11:06,672 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 123.7MB. Free memory was 94.5MB in the beginning and 94.5MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:11:06,673 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1475.01ms. Allocated memory is still 174.1MB. Free memory was 114.3MB in the beginning and 95.9MB in the end (delta: 18.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-09 00:11:06,674 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.06ms. Allocated memory is still 174.1MB. Free memory was 95.9MB in the beginning and 93.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:11:06,675 INFO L158 Benchmark]: Boogie Preprocessor took 24.92ms. Allocated memory is still 174.1MB. Free memory was 92.5MB in the beginning and 91.7MB in the end (delta: 790.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:11:06,676 INFO L158 Benchmark]: RCFGBuilder took 514.78ms. Allocated memory is still 174.1MB. Free memory was 91.7MB in the beginning and 136.2MB in the end (delta: -44.5MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2024-11-09 00:11:06,677 INFO L158 Benchmark]: CodeCheck took 679.29ms. Allocated memory is still 174.1MB. Free memory was 136.2MB in the beginning and 112.1MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-09 00:11:06,678 INFO L158 Benchmark]: Witness Printer took 6.38ms. Allocated memory is still 174.1MB. Free memory is still 112.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:11:06,681 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, 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: 1557]: 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 1566. 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); [L1566] 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) [L1566] 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] [L1567] CALL CWE190_Integer_Overflow__int_fscanf_postinc_31_bad() [L1550] int data; [L1551] data = 0 [L1554] int dataCopy = data; [L1555] int data = dataCopy; [L1557] 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 0.31ms. Allocated memory is still 123.7MB. Free memory was 94.5MB in the beginning and 94.5MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1475.01ms. Allocated memory is still 174.1MB. Free memory was 114.3MB in the beginning and 95.9MB in the end (delta: 18.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.06ms. Allocated memory is still 174.1MB. Free memory was 95.9MB in the beginning and 93.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.92ms. Allocated memory is still 174.1MB. Free memory was 92.5MB in the beginning and 91.7MB in the end (delta: 790.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 514.78ms. Allocated memory is still 174.1MB. Free memory was 91.7MB in the beginning and 136.2MB in the end (delta: -44.5MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. * CodeCheck took 679.29ms. Allocated memory is still 174.1MB. Free memory was 136.2MB in the beginning and 112.1MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 6.38ms. Allocated memory is still 174.1MB. Free memory is still 112.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:11:06,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/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_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/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_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/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_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/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 7c1204d218fafebcd625a7f097362cad1e59b783e820bece7eea7b06e7741cf4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:11:09,063 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:11:09,177 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:11:09,220 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:11:09,221 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:11:09,222 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:11:09,222 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:11:09,223 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:11:09,224 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:11:09,225 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:11:09,225 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:11:09,225 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:11:09,226 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:11:09,228 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:11:09,229 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:11:09,229 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:11:09,230 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:11:09,230 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:11:09,230 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:11:09,231 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:11:09,231 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:11:09,235 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:11:09,236 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:11:09,236 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:11:09,237 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:11:09,237 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:09,237 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:11:09,238 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:11:09,238 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:11:09,238 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:11:09,239 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:11:09,239 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:11:09,239 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:11:09,240 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:09,240 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:11:09,240 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_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c1204d218fafebcd625a7f097362cad1e59b783e820bece7eea7b06e7741cf4 [2024-11-09 00:11:09,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:11:09,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:11:09,699 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:11:09,702 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:11:09,703 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:11:09,705 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_31_bad.i Unable to find full path for "g++" [2024-11-09 00:11:11,875 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:11:12,277 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:11:12,277 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_31_bad.i [2024-11-09 00:11:12,315 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/data/3c5513e12/292a9600512247ab969a1a838cf1641e/FLAG1d5d32c3f [2024-11-09 00:11:12,437 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/data/3c5513e12/292a9600512247ab969a1a838cf1641e [2024-11-09 00:11:12,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:11:12,440 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:11:12,442 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:11:12,442 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:11:12,446 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:11:12,447 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:11:12" (1/1) ... [2024-11-09 00:11:12,448 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e30fe1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:12, skipping insertion in model container [2024-11-09 00:11:12,448 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:11:12" (1/1) ... [2024-11-09 00:11:12,519 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:11:13,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:11:13,645 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:11:13,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:11:14,022 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:11:14,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:14 WrapperNode [2024-11-09 00:11:14,022 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:11:14,023 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:11:14,024 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:11:14,024 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:11:14,031 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:14" (1/1) ... [2024-11-09 00:11:14,056 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:14" (1/1) ... [2024-11-09 00:11:14,082 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-09 00:11:14,082 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:11:14,085 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:11:14,086 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:11:14,086 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:11:14,096 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:14" (1/1) ... [2024-11-09 00:11:14,097 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:14" (1/1) ... [2024-11-09 00:11:14,102 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:14" (1/1) ... [2024-11-09 00:11:14,103 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:14" (1/1) ... [2024-11-09 00:11:14,117 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:14" (1/1) ... [2024-11-09 00:11:14,122 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:14" (1/1) ... [2024-11-09 00:11:14,125 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:14" (1/1) ... [2024-11-09 00:11:14,126 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:14" (1/1) ... [2024-11-09 00:11:14,135 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:11:14,136 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:11:14,139 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:11:14,140 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:11:14,140 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:14" (1/1) ... [2024-11-09 00:11:14,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:11:14,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:11:14,181 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:11:14,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:11:14,220 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:11:14,221 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:11:14,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:11:14,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:11:14,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:11:14,432 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:11:14,435 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:11:14,604 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-09 00:11:14,604 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:11:14,670 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:11:14,671 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:11:14,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:11:14 BoogieIcfgContainer [2024-11-09 00:11:14,671 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:11:14,673 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:11:14,673 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:11:14,684 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:11:14,684 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:11:14" (1/1) ... [2024-11-09 00:11:14,693 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:11:14,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:14,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-09 00:11:14,757 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-09 00:11:14,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:11:14,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:14,765 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:14,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:14,768 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:14,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:11:14,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:14,932 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:14,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:14,970 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:11:14,975 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:14,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:11:15,001 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:11:15,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:11:15,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:15,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-09 00:11:15,029 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-09 00:11:15,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:11:15,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:15,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:15,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:15,034 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:15,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:11:15,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:11:15,190 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:11:15,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:11:15,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:11:15,279 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:11:15,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:11:15,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:11:15,313 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:11:15,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:11:15 ImpRootNode [2024-11-09 00:11:15,345 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:11:15,346 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:11:15,346 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:11:15,346 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:11:15,347 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:11:14" (3/4) ... [2024-11-09 00:11:15,350 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:11:15,351 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:11:15,352 INFO L158 Benchmark]: Toolchain (without parser) took 2911.41ms. Allocated memory was 75.5MB in the beginning and 104.9MB in the end (delta: 29.4MB). Free memory was 48.4MB in the beginning and 51.4MB in the end (delta: -3.0MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2024-11-09 00:11:15,353 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 75.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:11:15,354 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1581.14ms. Allocated memory was 75.5MB in the beginning and 104.9MB in the end (delta: 29.4MB). Free memory was 48.2MB in the beginning and 64.5MB in the end (delta: -16.3MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2024-11-09 00:11:15,355 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.85ms. Allocated memory is still 104.9MB. Free memory was 64.5MB in the beginning and 61.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:11:15,356 INFO L158 Benchmark]: Boogie Preprocessor took 50.29ms. Allocated memory is still 104.9MB. Free memory was 61.4MB in the beginning and 59.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:11:15,357 INFO L158 Benchmark]: RCFGBuilder took 536.12ms. Allocated memory is still 104.9MB. Free memory was 59.3MB in the beginning and 71.8MB in the end (delta: -12.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:11:15,358 INFO L158 Benchmark]: CodeCheck took 672.09ms. Allocated memory is still 104.9MB. Free memory was 71.8MB in the beginning and 51.9MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 00:11:15,359 INFO L158 Benchmark]: Witness Printer took 5.16ms. Allocated memory is still 104.9MB. Free memory was 51.9MB in the beginning and 51.4MB in the end (delta: 526.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:11:15,363 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, 32 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: 1557]: 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 1566. 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); [L1566] 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) [L1566] 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] [L1567] CALL CWE190_Integer_Overflow__int_fscanf_postinc_31_bad() [L1550] int data; [L1551] data = 0 [L1554] int dataCopy = data; [L1555] int data = dataCopy; [L1557] 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 0.33ms. Allocated memory is still 75.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1581.14ms. Allocated memory was 75.5MB in the beginning and 104.9MB in the end (delta: 29.4MB). Free memory was 48.2MB in the beginning and 64.5MB in the end (delta: -16.3MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.85ms. Allocated memory is still 104.9MB. Free memory was 64.5MB in the beginning and 61.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.29ms. Allocated memory is still 104.9MB. Free memory was 61.4MB in the beginning and 59.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 536.12ms. Allocated memory is still 104.9MB. Free memory was 59.3MB in the beginning and 71.8MB in the end (delta: -12.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 672.09ms. Allocated memory is still 104.9MB. Free memory was 71.8MB in the beginning and 51.9MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 5.16ms. Allocated memory is still 104.9MB. Free memory was 51.9MB in the beginning and 51.4MB in the end (delta: 526.8kB). 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 [2024-11-09 00:11:15,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23eedfb8-e1bc-486c-9205-3a9fcb57f6fe/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