./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_18_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_18_bad.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 33a1ef8c03915b427b1d5c85508ae75a2e80c3069e8027c6647c4f71b54774fb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 23:03:39,855 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 23:03:39,922 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-11 23:03:39,930 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 23:03:39,931 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 23:03:39,955 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 23:03:39,956 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 23:03:39,956 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 23:03:39,957 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 23:03:39,959 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 23:03:39,960 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 23:03:39,960 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 23:03:39,961 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 23:03:39,961 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 23:03:39,961 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 23:03:39,962 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 23:03:39,962 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 23:03:39,962 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 23:03:39,963 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 23:03:39,963 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 23:03:39,966 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 23:03:39,970 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 23:03:39,970 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 23:03:39,970 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-11 23:03:39,971 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 23:03:39,971 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 23:03:39,972 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 23:03:39,972 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 23:03:39,972 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 23:03:39,972 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 23:03:39,973 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 23:03:39,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 23:03:39,974 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 23:03:39,974 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 23:03:39,974 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 23:03:39,975 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 23:03:39,975 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 23:03:39,975 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 23:03:39,976 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 23:03:39,976 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 23:03:39,976 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 23:03:39,976 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33a1ef8c03915b427b1d5c85508ae75a2e80c3069e8027c6647c4f71b54774fb [2024-10-11 23:03:40,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 23:03:40,253 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 23:03:40,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 23:03:40,257 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 23:03:40,257 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 23:03:40,258 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_18_bad.i [2024-10-11 23:03:41,754 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 23:03:42,094 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 23:03:42,096 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_18_bad.i [2024-10-11 23:03:42,127 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/351ddd517/0b927d1f25194294a035b366cef9c6a0/FLAGacded3291 [2024-10-11 23:03:42,144 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/351ddd517/0b927d1f25194294a035b366cef9c6a0 [2024-10-11 23:03:42,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 23:03:42,149 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 23:03:42,151 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 23:03:42,151 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 23:03:42,157 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 23:03:42,157 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 11:03:42" (1/1) ... [2024-10-11 23:03:42,158 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13c5e497 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:03:42, skipping insertion in model container [2024-10-11 23:03:42,158 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 11:03:42" (1/1) ... [2024-10-11 23:03:42,233 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 23:03:42,942 ERROR L321 MainTranslator]: Incorrect Syntax: fgets is expected to have 2 arguments, but was called with 3 [2024-10-11 23:03:42,943 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@48a58c47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:03:42, skipping insertion in model container [2024-10-11 23:03:42,943 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 23:03:42,945 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-11 23:03:42,947 INFO L158 Benchmark]: Toolchain (without parser) took 797.24ms. Allocated memory is still 167.8MB. Free memory was 91.8MB in the beginning and 130.8MB in the end (delta: -39.0MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2024-10-11 23:03:42,948 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 167.8MB. Free memory is still 121.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 23:03:42,948 INFO L158 Benchmark]: CACSL2BoogieTranslator took 794.31ms. Allocated memory is still 167.8MB. Free memory was 91.6MB in the beginning and 130.8MB in the end (delta: -39.2MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2024-10-11 23:03:42,950 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 167.8MB. Free memory is still 121.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 794.31ms. Allocated memory is still 167.8MB. Free memory was 91.6MB in the beginning and 130.8MB in the end (delta: -39.2MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 1556]: 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-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_18_bad.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 33a1ef8c03915b427b1d5c85508ae75a2e80c3069e8027c6647c4f71b54774fb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 23:03:44,924 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 23:03:45,006 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-10-11 23:03:45,013 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 23:03:45,013 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 23:03:45,014 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-10-11 23:03:45,036 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 23:03:45,037 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 23:03:45,037 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 23:03:45,038 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 23:03:45,038 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 23:03:45,039 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 23:03:45,039 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 23:03:45,040 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 23:03:45,040 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 23:03:45,041 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 23:03:45,041 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 23:03:45,041 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 23:03:45,042 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 23:03:45,042 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 23:03:45,042 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 23:03:45,043 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 23:03:45,043 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-11 23:03:45,044 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-11 23:03:45,044 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 23:03:45,044 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-11 23:03:45,045 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-11 23:03:45,045 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 23:03:45,045 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 23:03:45,046 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 23:03:45,046 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 23:03:45,047 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 23:03:45,047 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 23:03:45,047 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 23:03:45,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 23:03:45,048 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 23:03:45,048 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 23:03:45,048 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 23:03:45,049 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-11 23:03:45,049 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-11 23:03:45,049 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 23:03:45,050 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 23:03:45,050 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 23:03:45,050 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 23:03:45,051 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-11 23:03:45,051 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33a1ef8c03915b427b1d5c85508ae75a2e80c3069e8027c6647c4f71b54774fb [2024-10-11 23:03:45,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 23:03:45,404 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 23:03:45,407 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 23:03:45,408 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 23:03:45,408 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 23:03:45,410 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_18_bad.i [2024-10-11 23:03:46,938 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 23:03:47,289 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 23:03:47,289 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_18_bad.i [2024-10-11 23:03:47,318 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/58340cf4c/a001f9f7b12444a586607a31f8622d1b/FLAG79a79e5e3 [2024-10-11 23:03:47,333 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/58340cf4c/a001f9f7b12444a586607a31f8622d1b [2024-10-11 23:03:47,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 23:03:47,337 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 23:03:47,343 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 23:03:47,344 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 23:03:47,349 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 23:03:47,350 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 11:03:47" (1/1) ... [2024-10-11 23:03:47,352 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41663f01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:03:47, skipping insertion in model container [2024-10-11 23:03:47,352 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 11:03:47" (1/1) ... [2024-10-11 23:03:47,410 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 23:03:48,326 ERROR L321 MainTranslator]: Incorrect Syntax: fgets is expected to have 2 arguments, but was called with 3 [2024-10-11 23:03:48,328 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3db50f5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:03:48, skipping insertion in model container [2024-10-11 23:03:48,328 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 23:03:48,328 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-11 23:03:48,330 INFO L158 Benchmark]: Toolchain (without parser) took 991.75ms. Allocated memory is still 69.2MB. Free memory was 33.1MB in the beginning and 44.8MB in the end (delta: -11.7MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2024-10-11 23:03:48,330 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 52.4MB. Free memory is still 35.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 23:03:48,330 INFO L158 Benchmark]: CACSL2BoogieTranslator took 984.64ms. Allocated memory is still 69.2MB. Free memory was 49.7MB in the beginning and 44.8MB in the end (delta: 4.9MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2024-10-11 23:03:48,333 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 52.4MB. Free memory is still 35.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 984.64ms. Allocated memory is still 69.2MB. Free memory was 49.7MB in the beginning and 44.8MB in the end (delta: 4.9MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 1556]: 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