./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/termination-memory-alloca/openbsd_cstrnlen-alloca-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/termination-memory-alloca/openbsd_cstrnlen-alloca-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --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 11:28:47,300 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-29 11:28:47,346 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2025-04-29 11:28:47,349 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-29 11:28:47,350 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-29 11:28:47,372 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-29 11:28:47,372 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-29 11:28:47,372 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-29 11:28:47,373 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-04-29 11:28:47,373 INFO L153 SettingsManager]: * Use memory slicer=true [2025-04-29 11:28:47,374 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-29 11:28:47,374 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-29 11:28:47,374 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-29 11:28:47,374 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-29 11:28:47,374 INFO L153 SettingsManager]: * Use SBE=true [2025-04-29 11:28:47,375 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-29 11:28:47,375 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-29 11:28:47,375 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-29 11:28:47,375 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2025-04-29 11:28:47,375 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2025-04-29 11:28:47,375 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2025-04-29 11:28:47,375 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-29 11:28:47,375 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-04-29 11:28:47,375 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-04-29 11:28:47,375 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-29 11:28:47,375 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-29 11:28:47,376 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-29 11:28:47,376 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-29 11:28:47,376 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-29 11:28:47,376 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-29 11:28:47,376 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 11:28:47,376 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-29 11:28:47,376 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-29 11:28:47,376 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-29 11:28:47,377 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-29 11:28:47,377 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 11:28:47,377 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-29 11:28:47,377 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-29 11:28:47,377 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-29 11:28:47,377 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-29 11:28:47,377 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-04-29 11:28:47,377 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-04-29 11:28:47,377 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-04-29 11:28:47,377 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 11:28:47,574 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-29 11:28:47,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-29 11:28:47,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-29 11:28:47,581 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-29 11:28:47,581 INFO L274 PluginConnector]: CDTParser initialized [2025-04-29 11:28:47,582 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-memory-alloca/openbsd_cstrnlen-alloca-2.c [2025-04-29 11:28:48,834 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66621cc72/059d48ad875b418b819b8f9554c87b1b/FLAGac2cfa9e7 [2025-04-29 11:28:49,026 INFO L389 CDTParser]: Found 1 translation units. [2025-04-29 11:28:49,029 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-memory-alloca/openbsd_cstrnlen-alloca-2.c [2025-04-29 11:28:49,035 WARN L117 ultiparseSymbolTable]: System include stdlib.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 11:28:49,035 WARN L117 ultiparseSymbolTable]: System include alloca.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 11:28:49,041 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66621cc72/059d48ad875b418b819b8f9554c87b1b/FLAGac2cfa9e7 [2025-04-29 11:28:49,835 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66621cc72/059d48ad875b418b819b8f9554c87b1b [2025-04-29 11:28:49,837 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-29 11:28:49,838 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-04-29 11:28:49,839 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-29 11:28:49,839 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-29 11:28:49,842 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-29 11:28:49,843 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 11:28:49" (1/1) ... [2025-04-29 11:28:49,843 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61813856 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:28:49, skipping insertion in model container [2025-04-29 11:28:49,843 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 11:28:49" (1/1) ... [2025-04-29 11:28:49,853 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-29 11:28:49,974 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 11:28:49,974 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@12629760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:28:49, skipping insertion in model container [2025-04-29 11:28:49,974 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-29 11:28:49,975 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2025-04-29 11:28:49,976 INFO L158 Benchmark]: Toolchain (without parser) took 136.94ms. Allocated memory is still 167.8MB. Free memory was 124.0MB in the beginning and 113.6MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-04-29 11:28:49,976 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 201.3MB. Free memory is still 115.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-04-29 11:28:49,976 INFO L158 Benchmark]: CACSL2BoogieTranslator took 135.29ms. Allocated memory is still 167.8MB. Free memory was 124.0MB in the beginning and 113.6MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-04-29 11:28:49,977 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 201.3MB. Free memory is still 115.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 135.29ms. Allocated memory is still 167.8MB. Free memory was 124.0MB in the beginning and 113.6MB in the end (delta: 10.4MB). 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/termination-memory-alloca/openbsd_cstrnlen-alloca-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --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 11:28:51,607 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-29 11:28:51,684 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2025-04-29 11:28:51,690 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-29 11:28:51,690 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-29 11:28:51,718 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-29 11:28:51,718 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-29 11:28:51,720 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-29 11:28:51,721 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-04-29 11:28:51,721 INFO L153 SettingsManager]: * Use memory slicer=true [2025-04-29 11:28:51,722 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-29 11:28:51,722 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-29 11:28:51,722 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-29 11:28:51,722 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-29 11:28:51,722 INFO L153 SettingsManager]: * Use SBE=true [2025-04-29 11:28:51,723 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-29 11:28:51,723 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-29 11:28:51,723 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-29 11:28:51,723 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2025-04-29 11:28:51,723 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2025-04-29 11:28:51,723 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2025-04-29 11:28:51,723 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-29 11:28:51,723 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-04-29 11:28:51,724 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-04-29 11:28:51,724 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-04-29 11:28:51,724 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-04-29 11:28:51,724 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-29 11:28:51,724 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-29 11:28:51,724 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-29 11:28:51,724 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-29 11:28:51,724 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-29 11:28:51,725 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-29 11:28:51,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 11:28:51,725 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-29 11:28:51,725 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-29 11:28:51,725 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-29 11:28:51,725 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-29 11:28:51,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 11:28:51,725 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-29 11:28:51,725 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-29 11:28:51,725 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-04-29 11:28:51,725 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-04-29 11:28:51,725 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-04-29 11:28:51,725 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-04-29 11:28:51,725 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-04-29 11:28:51,725 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 11:28:51,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-29 11:28:51,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-29 11:28:51,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-29 11:28:51,987 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-29 11:28:51,987 INFO L274 PluginConnector]: CDTParser initialized [2025-04-29 11:28:51,988 INFO L431 ainManager$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 11:28:53,243 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/471c3999f/e66e58eb059a4f118f2a08ffe794a397/FLAG206fb6010 [2025-04-29 11:28:53,400 INFO L389 CDTParser]: Found 1 translation units. [2025-04-29 11:28:53,400 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-memory-alloca/openbsd_cstrnlen-alloca-2.c [2025-04-29 11:28:53,402 WARN L117 ultiparseSymbolTable]: System include stdlib.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 11:28:53,402 WARN L117 ultiparseSymbolTable]: System include alloca.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 11:28:53,407 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/471c3999f/e66e58eb059a4f118f2a08ffe794a397/FLAG206fb6010 [2025-04-29 11:28:54,244 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/471c3999f/e66e58eb059a4f118f2a08ffe794a397 [2025-04-29 11:28:54,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-29 11:28:54,247 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-04-29 11:28:54,248 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-29 11:28:54,248 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-29 11:28:54,251 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-29 11:28:54,252 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 11:28:54" (1/1) ... [2025-04-29 11:28:54,253 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69880e83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:28:54, skipping insertion in model container [2025-04-29 11:28:54,253 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 11:28:54" (1/1) ... [2025-04-29 11:28:54,263 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-29 11:28:54,385 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 11:28:54,386 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ed45d23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:28:54, skipping insertion in model container [2025-04-29 11:28:54,386 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-29 11:28:54,386 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2025-04-29 11:28:54,388 INFO L158 Benchmark]: Toolchain (without parser) took 139.56ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 81.7MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-04-29 11:28:54,388 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 83.9MB. Free memory is still 62.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-04-29 11:28:54,388 INFO L158 Benchmark]: CACSL2BoogieTranslator took 137.91ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 81.7MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-04-29 11:28:54,389 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 83.9MB. Free memory is still 62.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 137.91ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 81.7MB 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