./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1 --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 32bit --witnessprinter.graph.data.programhash 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 14:08:36,541 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 14:08:36,598 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2024-12-02 14:08:36,603 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 14:08:36,603 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 14:08:36,625 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 14:08:36,626 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 14:08:36,626 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 14:08:36,626 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 14:08:36,626 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 14:08:36,627 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 14:08:36,627 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 14:08:36,627 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 14:08:36,627 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 14:08:36,627 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 14:08:36,627 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 14:08:36,627 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 14:08:36,627 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 14:08:36,628 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 14:08:36,628 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 14:08:36,628 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-02 14:08:36,628 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-02 14:08:36,628 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-02 14:08:36,628 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 14:08:36,628 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 14:08:36,628 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-02 14:08:36,628 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 14:08:36,628 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 14:08:36,628 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 14:08:36,628 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 14:08:36,629 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:08:36,629 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:08:36,629 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:08:36,629 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:08:36,629 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 14:08:36,629 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:08:36,629 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:08:36,629 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:08:36,629 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:08:36,629 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 14:08:36,629 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 14:08:36,629 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 14:08:36,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 14:08:36,630 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 14:08:36,630 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 14:08:36,630 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 14:08:36,630 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 14:08:36,630 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2024-12-02 14:08:36,861 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 14:08:36,870 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 14:08:36,872 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 14:08:36,873 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 14:08:36,873 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 14:08:36,875 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2024-12-02 14:08:39,509 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1/data/6449f1a10/51f74d19e67f4ad6a4e546c6fb03d6d6/FLAG877a9891f [2024-12-02 14:08:39,749 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 14:08:39,749 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/sv-benchmarks/c/memsafety/global-atexit-2.i [2024-12-02 14:08:39,759 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1/data/6449f1a10/51f74d19e67f4ad6a4e546c6fb03d6d6/FLAG877a9891f [2024-12-02 14:08:39,773 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1/data/6449f1a10/51f74d19e67f4ad6a4e546c6fb03d6d6 [2024-12-02 14:08:39,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 14:08:39,776 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 14:08:39,777 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 14:08:39,777 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 14:08:39,781 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 14:08:39,781 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:08:39" (1/1) ... [2024-12-02 14:08:39,782 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3871e7bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:08:39, skipping insertion in model container [2024-12-02 14:08:39,782 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:08:39" (1/1) ... [2024-12-02 14:08:39,808 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 14:08:39,996 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-02 14:08:39,998 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-12-02 14:08:39,998 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1f50402c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:08:39, skipping insertion in model container [2024-12-02 14:08:39,998 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 14:08:39,999 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-02 14:08:40,000 INFO L158 Benchmark]: Toolchain (without parser) took 223.32ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 105.3MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 14:08:40,000 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 14:08:40,001 INFO L158 Benchmark]: CACSL2BoogieTranslator took 221.25ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 105.3MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 14:08:40,002 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 221.25ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 105.3MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: Unsupported Syntax Unsupported function: atexit 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: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1 --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 32bit --witnessprinter.graph.data.programhash 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 14:08:41,729 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 14:08:41,811 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2024-12-02 14:08:41,817 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 14:08:41,817 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 14:08:41,841 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 14:08:41,841 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 14:08:41,842 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 14:08:41,842 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 14:08:41,842 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 14:08:41,842 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 14:08:41,842 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 14:08:41,842 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 14:08:41,843 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 14:08:41,843 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 14:08:41,843 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 14:08:41,843 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 14:08:41,843 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 14:08:41,843 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 14:08:41,843 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 14:08:41,843 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-02 14:08:41,843 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-02 14:08:41,843 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-02 14:08:41,843 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 14:08:41,844 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 14:08:41,844 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 14:08:41,844 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 14:08:41,844 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-02 14:08:41,844 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 14:08:41,844 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 14:08:41,844 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 14:08:41,844 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 14:08:41,844 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:08:41,844 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:08:41,844 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:08:41,844 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:08:41,845 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 14:08:41,845 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:08:41,845 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:08:41,845 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:08:41,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:08:41,845 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 14:08:41,845 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 14:08:41,845 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 14:08:41,845 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 14:08:41,845 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 14:08:41,845 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 14:08:41,846 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 14:08:41,846 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 14:08:41,846 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2024-12-02 14:08:42,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 14:08:42,097 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 14:08:42,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 14:08:42,101 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 14:08:42,101 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 14:08:42,102 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2024-12-02 14:08:44,790 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1/data/916c1b37b/491434d0d13a483698358849b7fa4001/FLAG2f05a9439 [2024-12-02 14:08:45,012 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 14:08:45,013 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/sv-benchmarks/c/memsafety/global-atexit-2.i [2024-12-02 14:08:45,025 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1/data/916c1b37b/491434d0d13a483698358849b7fa4001/FLAG2f05a9439 [2024-12-02 14:08:45,037 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87071bd4-c5a3-442c-bc4a-bd49e0d92d2d/bin/uautomizer-verify-84ZbGMXZE1/data/916c1b37b/491434d0d13a483698358849b7fa4001 [2024-12-02 14:08:45,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 14:08:45,040 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 14:08:45,041 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 14:08:45,041 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 14:08:45,044 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 14:08:45,044 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:08:45" (1/1) ... [2024-12-02 14:08:45,045 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ba10d81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:08:45, skipping insertion in model container [2024-12-02 14:08:45,045 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:08:45" (1/1) ... [2024-12-02 14:08:45,068 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 14:08:45,259 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-02 14:08:45,261 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-12-02 14:08:45,261 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ee9a23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:08:45, skipping insertion in model container [2024-12-02 14:08:45,261 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 14:08:45,261 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-02 14:08:45,263 INFO L158 Benchmark]: Toolchain (without parser) took 222.50ms. Allocated memory is still 92.3MB. Free memory was 69.1MB in the beginning and 57.6MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 14:08:45,263 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 14:08:45,264 INFO L158 Benchmark]: CACSL2BoogieTranslator took 220.66ms. Allocated memory is still 92.3MB. Free memory was 68.9MB in the beginning and 57.7MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 14:08:45,265 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 220.66ms. Allocated memory is still 92.3MB. Free memory was 68.9MB in the beginning and 57.7MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: Unsupported Syntax Unsupported function: atexit 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