./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_05_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_05_good.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 29674ae8935d7d2d102b464eebd119152cb15bf0f98e8d738568411b951c2316 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 23:00:15,917 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 23:00:15,980 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-14 23:00:15,984 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 23:00:15,984 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 23:00:16,011 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 23:00:16,012 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 23:00:16,012 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 23:00:16,013 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 23:00:16,013 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 23:00:16,015 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 23:00:16,015 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 23:00:16,016 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 23:00:16,016 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 23:00:16,016 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 23:00:16,017 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 23:00:16,017 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 23:00:16,017 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 23:00:16,018 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 23:00:16,018 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 23:00:16,018 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 23:00:16,022 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 23:00:16,022 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 23:00:16,022 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-14 23:00:16,022 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-14 23:00:16,022 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 23:00:16,023 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 23:00:16,023 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 23:00:16,023 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 23:00:16,023 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 23:00:16,023 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 23:00:16,024 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 23:00:16,024 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 23:00:16,024 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 23:00:16,024 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 23:00:16,024 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 23:00:16,025 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 23:00:16,025 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 23:00:16,025 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 23:00:16,025 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 23:00:16,026 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 23:00:16,027 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29674ae8935d7d2d102b464eebd119152cb15bf0f98e8d738568411b951c2316 [2024-10-14 23:00:16,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 23:00:16,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 23:00:16,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 23:00:16,329 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 23:00:16,330 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 23:00:16,331 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_05_good.i [2024-10-14 23:00:17,732 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 23:00:18,075 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 23:00:18,077 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_05_good.i [2024-10-14 23:00:18,105 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d3d2fb08/43fbb9af036046208e7fac4c82edc8cf/FLAG17f7ab54b [2024-10-14 23:00:18,315 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d3d2fb08/43fbb9af036046208e7fac4c82edc8cf [2024-10-14 23:00:18,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 23:00:18,320 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 23:00:18,323 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 23:00:18,324 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 23:00:18,329 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 23:00:18,329 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:00:18" (1/1) ... [2024-10-14 23:00:18,330 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c3d90a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:00:18, skipping insertion in model container [2024-10-14 23:00:18,330 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:00:18" (1/1) ... [2024-10-14 23:00:18,389 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 23:00:19,324 ERROR L321 MainTranslator]: Incorrect Syntax: fgets is expected to have 2 arguments, but was called with 3 [2024-10-14 23:00:19,324 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4741b8b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:00:19, skipping insertion in model container [2024-10-14 23:00:19,324 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 23:00:19,325 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-14 23:00:19,327 INFO L158 Benchmark]: Toolchain (without parser) took 1005.34ms. Allocated memory is still 192.9MB. Free memory was 160.0MB in the beginning and 138.5MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-10-14 23:00:19,328 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 109.1MB. Free memory was 79.7MB in the beginning and 79.6MB in the end (delta: 168.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 23:00:19,329 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1001.84ms. Allocated memory is still 192.9MB. Free memory was 160.0MB in the beginning and 138.5MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-10-14 23:00:19,330 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 109.1MB. Free memory was 79.7MB in the beginning and 79.6MB in the end (delta: 168.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1001.84ms. Allocated memory is still 192.9MB. Free memory was 160.0MB in the beginning and 138.5MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 1558]: Incorrect Syntax fgets is expected to have 2 arguments, but was called with 3 RESULT: Ultimate could not prove your program: Incorrect Syntax 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: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_05_good.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 29674ae8935d7d2d102b464eebd119152cb15bf0f98e8d738568411b951c2316 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 23:00:21,355 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 23:00:21,434 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-10-14 23:00:21,441 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 23:00:21,442 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 23:00:21,442 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-10-14 23:00:21,462 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 23:00:21,463 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 23:00:21,463 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 23:00:21,464 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 23:00:21,464 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 23:00:21,465 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 23:00:21,465 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 23:00:21,466 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 23:00:21,466 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 23:00:21,466 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 23:00:21,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 23:00:21,468 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 23:00:21,468 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 23:00:21,468 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 23:00:21,468 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 23:00:21,473 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 23:00:21,473 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-14 23:00:21,474 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-14 23:00:21,475 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 23:00:21,475 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-14 23:00:21,475 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-14 23:00:21,475 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-14 23:00:21,476 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 23:00:21,476 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 23:00:21,476 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 23:00:21,476 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 23:00:21,477 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 23:00:21,477 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 23:00:21,477 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 23:00:21,478 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 23:00:21,478 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 23:00:21,478 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 23:00:21,479 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-14 23:00:21,479 INFO L153 SettingsManager]: * Command for external solver=cvc5 --incremental --print-success --lang smt [2024-10-14 23:00:21,479 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 23:00:21,480 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 23:00:21,480 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 23:00:21,480 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 23:00:21,480 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-14 23:00:21,480 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29674ae8935d7d2d102b464eebd119152cb15bf0f98e8d738568411b951c2316 [2024-10-14 23:00:21,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 23:00:21,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 23:00:21,837 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 23:00:21,838 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 23:00:21,838 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 23:00:21,841 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_05_good.i [2024-10-14 23:00:23,292 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 23:00:23,649 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 23:00:23,651 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_05_good.i [2024-10-14 23:00:23,682 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b1383996/f7770e9285344b918df98a481abaf5ea/FLAGa491d0e18 [2024-10-14 23:00:23,701 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b1383996/f7770e9285344b918df98a481abaf5ea [2024-10-14 23:00:23,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 23:00:23,705 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 23:00:23,707 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 23:00:23,708 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 23:00:23,713 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 23:00:23,714 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:00:23" (1/1) ... [2024-10-14 23:00:23,716 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@afbcac0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:00:23, skipping insertion in model container [2024-10-14 23:00:23,717 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:00:23" (1/1) ... [2024-10-14 23:00:23,776 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 23:00:24,644 ERROR L321 MainTranslator]: Incorrect Syntax: fgets is expected to have 2 arguments, but was called with 3 [2024-10-14 23:00:24,645 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4604a0c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:00:24, skipping insertion in model container [2024-10-14 23:00:24,645 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 23:00:24,645 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-14 23:00:24,648 INFO L158 Benchmark]: Toolchain (without parser) took 941.86ms. Allocated memory is still 88.1MB. Free memory was 60.3MB in the beginning and 60.6MB in the end (delta: -395.9kB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2024-10-14 23:00:24,648 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 56.6MB. Free memory was 37.4MB in the beginning and 37.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 23:00:24,649 INFO L158 Benchmark]: CACSL2BoogieTranslator took 937.74ms. Allocated memory is still 88.1MB. Free memory was 60.0MB in the beginning and 60.6MB in the end (delta: -667.8kB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2024-10-14 23:00:24,650 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 56.6MB. Free memory was 37.4MB in the beginning and 37.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 937.74ms. Allocated memory is still 88.1MB. Free memory was 60.0MB in the beginning and 60.6MB in the end (delta: -667.8kB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 1558]: Incorrect Syntax fgets is expected to have 2 arguments, but was called with 3 RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN