./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_16_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_16_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 2bae5580aa6f75b6133e1c74f9826166b1b8cba05751631527edb79658aac75a --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 23:00:34,456 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 23:00:34,528 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-14 23:00:34,544 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 23:00:34,544 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 23:00:34,569 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 23:00:34,570 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 23:00:34,570 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 23:00:34,571 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 23:00:34,572 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 23:00:34,572 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 23:00:34,572 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 23:00:34,573 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 23:00:34,574 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 23:00:34,575 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 23:00:34,575 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 23:00:34,575 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 23:00:34,575 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 23:00:34,576 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 23:00:34,576 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 23:00:34,576 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 23:00:34,578 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 23:00:34,579 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 23:00:34,579 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-14 23:00:34,579 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-14 23:00:34,579 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 23:00:34,579 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 23:00:34,580 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 23:00:34,580 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 23:00:34,580 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 23:00:34,580 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 23:00:34,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 23:00:34,581 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 23:00:34,581 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 23:00:34,581 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 23:00:34,581 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 23:00:34,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 23:00:34,581 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 23:00:34,581 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 23:00:34,582 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 23:00:34,582 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 23:00:34,585 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bae5580aa6f75b6133e1c74f9826166b1b8cba05751631527edb79658aac75a [2024-10-14 23:00:34,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 23:00:34,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 23:00:34,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 23:00:34,819 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 23:00:34,819 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 23:00:34,820 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_16_good.i [2024-10-14 23:00:36,122 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 23:00:36,403 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 23:00:36,404 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_16_good.i [2024-10-14 23:00:36,423 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5196c5f6/761d7f75c3e84c60bb396444da63e8f9/FLAG6a7e315fd [2024-10-14 23:00:36,437 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5196c5f6/761d7f75c3e84c60bb396444da63e8f9 [2024-10-14 23:00:36,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 23:00:36,441 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 23:00:36,443 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 23:00:36,443 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 23:00:36,448 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 23:00:36,448 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:00:36" (1/1) ... [2024-10-14 23:00:36,449 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d8f9a2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:00:36, skipping insertion in model container [2024-10-14 23:00:36,449 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:00:36" (1/1) ... [2024-10-14 23:00:36,497 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 23:00:37,087 ERROR L321 MainTranslator]: Incorrect Syntax: fgets is expected to have 2 arguments, but was called with 3 [2024-10-14 23:00:37,088 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5af1898b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:00:37, skipping insertion in model container [2024-10-14 23:00:37,088 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 23:00:37,088 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-14 23:00:37,090 INFO L158 Benchmark]: Toolchain (without parser) took 648.13ms. Allocated memory is still 165.7MB. Free memory was 105.3MB in the beginning and 83.9MB in the end (delta: 21.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-10-14 23:00:37,090 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 165.7MB. Free memory is still 130.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 23:00:37,091 INFO L158 Benchmark]: CACSL2BoogieTranslator took 645.37ms. Allocated memory is still 165.7MB. Free memory was 104.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-10-14 23:00:37,091 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 165.7MB. Free memory is still 130.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 645.37ms. Allocated memory is still 165.7MB. Free memory was 104.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. 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/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_16_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 2bae5580aa6f75b6133e1c74f9826166b1b8cba05751631527edb79658aac75a --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 23:00:39,591 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 23:00:39,644 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-10-14 23:00:39,649 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 23:00:39,649 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 23:00:39,649 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-10-14 23:00:39,675 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 23:00:39,675 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 23:00:39,676 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 23:00:39,676 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 23:00:39,676 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 23:00:39,677 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 23:00:39,677 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 23:00:39,678 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 23:00:39,678 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 23:00:39,678 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 23:00:39,678 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 23:00:39,679 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 23:00:39,679 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 23:00:39,679 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 23:00:39,680 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 23:00:39,680 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 23:00:39,680 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-14 23:00:39,681 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-14 23:00:39,681 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 23:00:39,681 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-14 23:00:39,681 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-14 23:00:39,682 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-14 23:00:39,682 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 23:00:39,682 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 23:00:39,683 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 23:00:39,683 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 23:00:39,683 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 23:00:39,683 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 23:00:39,684 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 23:00:39,684 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 23:00:39,684 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 23:00:39,685 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 23:00:39,685 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-14 23:00:39,685 INFO L153 SettingsManager]: * Command for external solver=cvc5 --incremental --print-success --lang smt [2024-10-14 23:00:39,685 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 23:00:39,688 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 23:00:39,688 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 23:00:39,688 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 23:00:39,688 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-14 23:00:39,689 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bae5580aa6f75b6133e1c74f9826166b1b8cba05751631527edb79658aac75a [2024-10-14 23:00:39,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 23:00:40,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 23:00:40,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 23:00:40,012 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 23:00:40,013 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 23:00:40,014 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_16_good.i [2024-10-14 23:00:41,321 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 23:00:41,608 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 23:00:41,608 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_16_good.i [2024-10-14 23:00:41,647 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/878f0ccb7/930e74b8cccf45bc9881a31e1e7334ea/FLAGc180806f5 [2024-10-14 23:00:41,659 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/878f0ccb7/930e74b8cccf45bc9881a31e1e7334ea [2024-10-14 23:00:41,661 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 23:00:41,662 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 23:00:41,664 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 23:00:41,665 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 23:00:41,669 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 23:00:41,669 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:00:41" (1/1) ... [2024-10-14 23:00:41,670 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5425249f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:00:41, skipping insertion in model container [2024-10-14 23:00:41,670 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:00:41" (1/1) ... [2024-10-14 23:00:41,718 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 23:00:42,224 ERROR L321 MainTranslator]: Incorrect Syntax: fgets is expected to have 2 arguments, but was called with 3 [2024-10-14 23:00:42,225 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@388c5e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:00:42, skipping insertion in model container [2024-10-14 23:00:42,225 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 23:00:42,225 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-14 23:00:42,227 INFO L158 Benchmark]: Toolchain (without parser) took 564.43ms. Allocated memory is still 67.1MB. Free memory was 45.1MB in the beginning and 37.2MB in the end (delta: 7.9MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2024-10-14 23:00:42,228 INFO L158 Benchmark]: CDTParser took 3.88ms. Allocated memory is still 48.2MB. Free memory is still 25.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 23:00:42,228 INFO L158 Benchmark]: CACSL2BoogieTranslator took 560.89ms. Allocated memory is still 67.1MB. Free memory was 44.9MB in the beginning and 37.4MB in the end (delta: 7.4MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2024-10-14 23:00:42,229 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.88ms. Allocated memory is still 48.2MB. Free memory is still 25.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 560.89ms. Allocated memory is still 67.1MB. Free memory was 44.9MB in the beginning and 37.4MB in the end (delta: 7.4MB). Peak memory consumption was 18.4MB. 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