./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_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB --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 [2024-11-28 04:06:26,223 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:06:26,322 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2024-11-28 04:06:26,330 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:06:26,331 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:06:26,367 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:06:26,367 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:06:26,367 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:06:26,368 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:06:26,369 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:06:26,369 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:06:26,369 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:06:26,369 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:06:26,370 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:06:26,371 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:06:26,371 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:06:26,371 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:06:26,371 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:06:26,372 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:06:26,372 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:06:26,372 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-28 04:06:26,372 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-28 04:06:26,372 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-28 04:06:26,372 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:06:26,372 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 04:06:26,372 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 04:06:26,372 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:06:26,372 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:06:26,372 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:06:26,372 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:06:26,372 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:06:26,372 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:06:26,372 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:06:26,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:06:26,373 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:06:26,373 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:06:26,373 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:06:26,373 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:06:26,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:06:26,373 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:06:26,373 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:06:26,373 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:06:26,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:06:26,373 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:06:26,373 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:06:26,373 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:06:26,374 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:06:26,374 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_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB 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 [2024-11-28 04:06:26,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:06:26,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:06:26,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:06:26,677 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:06:26,678 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:06:26,679 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2024-11-28 04:06:29,750 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB/data/88642bcb3/e99d4652fc824d4cbd28763634b519a5/FLAG3a13e8c37 [2024-11-28 04:06:30,082 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:06:30,083 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/sv-benchmarks/c/memsafety/global-atexit-2.i [2024-11-28 04:06:30,094 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB/data/88642bcb3/e99d4652fc824d4cbd28763634b519a5/FLAG3a13e8c37 [2024-11-28 04:06:30,343 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB/data/88642bcb3/e99d4652fc824d4cbd28763634b519a5 [2024-11-28 04:06:30,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:06:30,347 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:06:30,348 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:06:30,348 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:06:30,353 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:06:30,354 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:06:30" (1/1) ... [2024-11-28 04:06:30,355 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16fea425 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:06:30, skipping insertion in model container [2024-11-28 04:06:30,355 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:06:30" (1/1) ... [2024-11-28 04:06:30,381 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:06:30,651 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 04:06:30,654 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-11-28 04:06:30,654 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@148dca21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:06:30, skipping insertion in model container [2024-11-28 04:06:30,655 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:06:30,655 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-28 04:06:30,657 INFO L158 Benchmark]: Toolchain (without parser) took 309.77ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 80.3MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:06:30,658 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 74.2MB in the end (delta: 196.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:06:30,659 INFO L158 Benchmark]: CACSL2BoogieTranslator took 307.02ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 80.3MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:06:30,660 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 74.2MB in the end (delta: 196.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 307.02ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 80.3MB in the end (delta: 10.9MB). 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_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB --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 [2024-11-28 04:06:33,267 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:06:33,387 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2024-11-28 04:06:33,393 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:06:33,393 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:06:33,430 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:06:33,431 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:06:33,431 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:06:33,431 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:06:33,432 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:06:33,432 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:06:33,432 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:06:33,433 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:06:33,433 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:06:33,433 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:06:33,434 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:06:33,434 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:06:33,434 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:06:33,434 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:06:33,434 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:06:33,434 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-28 04:06:33,434 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-28 04:06:33,434 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-28 04:06:33,434 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:06:33,434 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 04:06:33,434 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 04:06:33,435 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 04:06:33,435 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 04:06:33,435 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:06:33,435 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:06:33,436 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:06:33,436 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:06:33,436 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:06:33,436 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:06:33,437 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:06:33,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:06:33,437 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:06:33,437 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:06:33,437 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:06:33,437 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:06:33,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:06:33,438 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:06:33,438 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:06:33,438 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 04:06:33,438 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 04:06:33,438 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:06:33,438 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:06:33,438 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:06:33,438 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:06:33,439 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_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB 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 [2024-11-28 04:06:33,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:06:33,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:06:33,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:06:33,772 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:06:33,773 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:06:33,774 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2024-11-28 04:06:36,705 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB/data/9b038b809/b15b5872dff94fd497095621d0c4cb40/FLAG67c8efe3f [2024-11-28 04:06:37,124 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:06:37,125 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/sv-benchmarks/c/memsafety/global-atexit-2.i [2024-11-28 04:06:37,145 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB/data/9b038b809/b15b5872dff94fd497095621d0c4cb40/FLAG67c8efe3f [2024-11-28 04:06:37,168 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7de72bb-f86b-4339-a5a8-c8b2eaeb3a2f/bin/uautomizer-verify-aQ6SnzHsRB/data/9b038b809/b15b5872dff94fd497095621d0c4cb40 [2024-11-28 04:06:37,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:06:37,172 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:06:37,174 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:06:37,174 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:06:37,180 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:06:37,181 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:06:37" (1/1) ... [2024-11-28 04:06:37,183 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@555953a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:06:37, skipping insertion in model container [2024-11-28 04:06:37,183 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:06:37" (1/1) ... [2024-11-28 04:06:37,235 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:06:37,579 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 04:06:37,582 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-11-28 04:06:37,582 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@218bfea5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:06:37, skipping insertion in model container [2024-11-28 04:06:37,582 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:06:37,584 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-28 04:06:37,586 INFO L158 Benchmark]: Toolchain (without parser) took 412.76ms. Allocated memory is still 83.9MB. Free memory was 60.6MB in the beginning and 49.3MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:06:37,586 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:06:37,587 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.94ms. Allocated memory is still 83.9MB. Free memory was 60.6MB in the beginning and 49.3MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:06:37,589 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 409.94ms. Allocated memory is still 83.9MB. Free memory was 60.6MB in the beginning and 49.3MB 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