./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/termination-memory-alloca/openbsd_cstrnlen-alloca-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version da043454 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/termination-memory-alloca/openbsd_cstrnlen-alloca-2.c -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 e68d0e9273242ff8c87767fff8c61e44737eeb4109a32e07babf882593e2c4bd --- Real Ultimate output --- This is Ultimate 0.3.0-wip.fs.system-includes-da04345-m [2025-04-29 11:06:21,785 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-29 11:06:21,831 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2025-04-29 11:06:21,834 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-29 11:06:21,835 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-29 11:06:21,852 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-29 11:06:21,853 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-29 11:06:21,853 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-29 11:06:21,853 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-04-29 11:06:21,853 INFO L153 SettingsManager]: * Use memory slicer=true [2025-04-29 11:06:21,853 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-29 11:06:21,853 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-29 11:06:21,853 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-29 11:06:21,854 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-29 11:06:21,854 INFO L153 SettingsManager]: * Use SBE=true [2025-04-29 11:06:21,854 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-29 11:06:21,854 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-29 11:06:21,854 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-29 11:06:21,854 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-29 11:06:21,854 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-29 11:06:21,854 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-29 11:06:21,854 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-29 11:06:21,854 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-04-29 11:06:21,854 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-04-29 11:06:21,855 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-29 11:06:21,855 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-29 11:06:21,855 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-29 11:06:21,855 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-29 11:06:21,855 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-29 11:06:21,855 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-29 11:06:21,855 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-29 11:06:21,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 11:06:21,855 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-29 11:06:21,855 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-29 11:06:21,855 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-29 11:06:21,856 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-29 11:06:21,856 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 11:06:21,856 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-29 11:06:21,856 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-29 11:06:21,856 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-29 11:06:21,856 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-29 11:06:21,856 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-29 11:06:21,856 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-29 11:06:21,856 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-04-29 11:06:21,856 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-04-29 11:06:21,856 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-04-29 11:06:21,856 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> e68d0e9273242ff8c87767fff8c61e44737eeb4109a32e07babf882593e2c4bd [2025-04-29 11:06:22,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-29 11:06:22,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-29 11:06:22,049 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-29 11:06:22,050 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-29 11:06:22,050 INFO L274 PluginConnector]: CDTParser initialized [2025-04-29 11:06:22,051 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-memory-alloca/openbsd_cstrnlen-alloca-2.c [2025-04-29 11:06:23,317 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/430bc2a3a/8405797e8a874db8920c0fb6b3df137e/FLAG99ca26228 [2025-04-29 11:06:23,494 INFO L389 CDTParser]: Found 1 translation units. [2025-04-29 11:06:23,500 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-memory-alloca/openbsd_cstrnlen-alloca-2.c [2025-04-29 11:06:23,501 WARN L117 ultiparseSymbolTable]: System include stdlib.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 11:06:23,505 WARN L117 ultiparseSymbolTable]: System include alloca.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 11:06:23,514 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/430bc2a3a/8405797e8a874db8920c0fb6b3df137e/FLAG99ca26228 [2025-04-29 11:06:24,519 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/430bc2a3a/8405797e8a874db8920c0fb6b3df137e [2025-04-29 11:06:24,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-29 11:06:24,522 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-04-29 11:06:24,523 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-29 11:06:24,523 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-29 11:06:24,526 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-29 11:06:24,526 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 11:06:24" (1/1) ... [2025-04-29 11:06:24,527 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a82ef49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:06:24, skipping insertion in model container [2025-04-29 11:06:24,527 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 11:06:24" (1/1) ... [2025-04-29 11:06:24,539 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-29 11:06:24,658 ERROR L321 MainTranslator]: Unsupported Syntax: identifier is not declared (neither a variable nor a function name): size_t in file /storage/repos/ultimate/trunk/examples/svcomp/termination-memory-alloca/openbsd_cstrnlen-alloca-2.c [2025-04-29 11:06:24,659 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@a0b5b66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:06:24, skipping insertion in model container [2025-04-29 11:06:24,659 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-29 11:06:24,659 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2025-04-29 11:06:24,660 INFO L158 Benchmark]: Toolchain (without parser) took 138.11ms. Allocated memory is still 142.6MB. Free memory was 114.7MB in the beginning and 104.6MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-04-29 11:06:24,661 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 201.3MB. Free memory was 125.7MB in the beginning and 125.6MB in the end (delta: 154.5kB). There was no memory consumed. Max. memory is 16.1GB. [2025-04-29 11:06:24,661 INFO L158 Benchmark]: CACSL2BoogieTranslator took 136.49ms. Allocated memory is still 142.6MB. Free memory was 114.7MB in the beginning and 104.6MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-04-29 11:06:24,661 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 201.3MB. Free memory was 125.7MB in the beginning and 125.6MB in the end (delta: 154.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 136.49ms. Allocated memory is still 142.6MB. Free memory was 114.7MB in the beginning and 104.6MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 46]: Unsupported Syntax identifier is not declared (neither a variable nor a function name): size_t in file /storage/repos/ultimate/trunk/examples/svcomp/termination-memory-alloca/openbsd_cstrnlen-alloca-2.c RESULT: Ultimate could not prove your program: Toolchain returned no result. 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/21.0.5-tem/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_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/termination-memory-alloca/openbsd_cstrnlen-alloca-2.c -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 e68d0e9273242ff8c87767fff8c61e44737eeb4109a32e07babf882593e2c4bd --- Real Ultimate output --- This is Ultimate 0.3.0-wip.fs.system-includes-da04345-m [2025-04-29 11:06:26,232 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-29 11:06:26,314 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2025-04-29 11:06:26,318 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-29 11:06:26,318 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-29 11:06:26,318 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2025-04-29 11:06:26,336 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-29 11:06:26,336 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-29 11:06:26,337 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-29 11:06:26,337 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-04-29 11:06:26,337 INFO L153 SettingsManager]: * Use memory slicer=true [2025-04-29 11:06:26,337 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-29 11:06:26,337 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-29 11:06:26,337 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-29 11:06:26,337 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-29 11:06:26,337 INFO L153 SettingsManager]: * Use SBE=true [2025-04-29 11:06:26,338 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-29 11:06:26,338 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-29 11:06:26,338 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-29 11:06:26,338 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-29 11:06:26,338 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-29 11:06:26,338 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-29 11:06:26,338 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-04-29 11:06:26,338 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-04-29 11:06:26,338 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-04-29 11:06:26,338 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-04-29 11:06:26,338 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-04-29 11:06:26,339 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-29 11:06:26,339 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-29 11:06:26,339 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-29 11:06:26,339 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-29 11:06:26,339 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-29 11:06:26,339 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-29 11:06:26,339 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-29 11:06:26,339 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 11:06:26,339 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-29 11:06:26,339 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-29 11:06:26,339 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-29 11:06:26,340 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-29 11:06:26,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 11:06:26,340 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-29 11:06:26,340 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-29 11:06:26,340 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-29 11:06:26,340 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-29 11:06:26,340 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-04-29 11:06:26,340 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-04-29 11:06:26,340 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-04-29 11:06:26,340 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-04-29 11:06:26,340 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-04-29 11:06:26,341 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> e68d0e9273242ff8c87767fff8c61e44737eeb4109a32e07babf882593e2c4bd [2025-04-29 11:06:26,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-29 11:06:26,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-29 11:06:26,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-29 11:06:26,569 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-29 11:06:26,569 INFO L274 PluginConnector]: CDTParser initialized [2025-04-29 11:06:26,571 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-memory-alloca/openbsd_cstrnlen-alloca-2.c [2025-04-29 11:06:27,891 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0fbada38/974e8afa960347f6a984f84b81e32822/FLAGa05e8b0e7 [2025-04-29 11:06:28,071 INFO L389 CDTParser]: Found 1 translation units. [2025-04-29 11:06:28,071 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-memory-alloca/openbsd_cstrnlen-alloca-2.c [2025-04-29 11:06:28,072 WARN L117 ultiparseSymbolTable]: System include stdlib.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 11:06:28,072 WARN L117 ultiparseSymbolTable]: System include alloca.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 11:06:28,076 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0fbada38/974e8afa960347f6a984f84b81e32822/FLAGa05e8b0e7 [2025-04-29 11:06:28,941 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0fbada38/974e8afa960347f6a984f84b81e32822 [2025-04-29 11:06:28,943 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-29 11:06:28,944 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-04-29 11:06:28,945 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-29 11:06:28,945 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-29 11:06:28,948 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-29 11:06:28,948 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 11:06:28" (1/1) ... [2025-04-29 11:06:28,949 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785434d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:06:28, skipping insertion in model container [2025-04-29 11:06:28,949 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 11:06:28" (1/1) ... [2025-04-29 11:06:28,963 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-29 11:06:29,075 ERROR L321 MainTranslator]: Unsupported Syntax: identifier is not declared (neither a variable nor a function name): size_t in file /storage/repos/ultimate/trunk/examples/svcomp/termination-memory-alloca/openbsd_cstrnlen-alloca-2.c [2025-04-29 11:06:29,076 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25b250d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:06:29, skipping insertion in model container [2025-04-29 11:06:29,076 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-29 11:06:29,076 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2025-04-29 11:06:29,080 INFO L158 Benchmark]: Toolchain (without parser) took 132.60ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 81.9MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-04-29 11:06:29,080 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory was 62.4MB in the beginning and 62.4MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. [2025-04-29 11:06:29,080 INFO L158 Benchmark]: CACSL2BoogieTranslator took 130.97ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 81.9MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-04-29 11:06:29,081 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory was 62.4MB in the beginning and 62.4MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 130.97ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 81.9MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 46]: Unsupported Syntax identifier is not declared (neither a variable nor a function name): size_t in file /storage/repos/ultimate/trunk/examples/svcomp/termination-memory-alloca/openbsd_cstrnlen-alloca-2.c RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN