./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/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_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-MemCleanup-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/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-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 19:50:50,180 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 19:50:50,282 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2024-11-27 19:50:50,293 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 19:50:50,293 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 19:50:50,338 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 19:50:50,339 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 19:50:50,340 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 19:50:50,340 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 19:50:50,340 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 19:50:50,341 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 19:50:50,341 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 19:50:50,341 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 19:50:50,341 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 19:50:50,342 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 19:50:50,342 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 19:50:50,342 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 19:50:50,342 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 19:50:50,342 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 19:50:50,343 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 19:50:50,343 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 19:50:50,343 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 19:50:50,343 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-27 19:50:50,343 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-27 19:50:50,343 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 19:50:50,343 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 19:50:50,344 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 19:50:50,344 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-27 19:50:50,344 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 19:50:50,344 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 19:50:50,344 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 19:50:50,344 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 19:50:50,345 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 19:50:50,345 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:50:50,345 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:50:50,345 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:50:50,345 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:50:50,346 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 19:50:50,346 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:50:50,346 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:50:50,346 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:50:50,346 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:50:50,346 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 19:50:50,346 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 19:50:50,347 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 19:50:50,347 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 19:50:50,347 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 19:50:50,347 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 19:50:50,347 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 19:50:50,347 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 19:50:50,348 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_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/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-memcleanup) ) 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 -> 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 [2024-11-27 19:50:50,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 19:50:50,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 19:50:50,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 19:50:50,737 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 19:50:50,738 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 19:50:50,742 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/memsafety/global-atexit-1.i [2024-11-27 19:50:54,065 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/bin/uautomizer-verify-aQ6SnzHsRB/data/63e025840/42f4927790b741b1b65922ab2950e1ae/FLAG7106d4596 [2024-11-27 19:50:54,394 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 19:50:54,394 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/sv-benchmarks/c/memsafety/global-atexit-1.i [2024-11-27 19:50:54,407 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/bin/uautomizer-verify-aQ6SnzHsRB/data/63e025840/42f4927790b741b1b65922ab2950e1ae/FLAG7106d4596 [2024-11-27 19:50:54,424 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/bin/uautomizer-verify-aQ6SnzHsRB/data/63e025840/42f4927790b741b1b65922ab2950e1ae [2024-11-27 19:50:54,426 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 19:50:54,427 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 19:50:54,429 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 19:50:54,429 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 19:50:54,435 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 19:50:54,435 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:50:54" (1/1) ... [2024-11-27 19:50:54,436 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@243d2220 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:54, skipping insertion in model container [2024-11-27 19:50:54,437 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:50:54" (1/1) ... [2024-11-27 19:50:54,467 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 19:50:54,825 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: _Exit [2024-11-27 19:50:54,825 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@377ad140 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:54, skipping insertion in model container [2024-11-27 19:50:54,825 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 19:50:54,826 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-27 19:50:54,828 INFO L158 Benchmark]: Toolchain (without parser) took 399.75ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 80.7MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 19:50:54,832 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 19:50:54,833 INFO L158 Benchmark]: CACSL2BoogieTranslator took 396.70ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 80.7MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 19:50:54,834 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 396.70ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 80.7MB 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: 566]: Unsupported Syntax Unsupported function: _Exit 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_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/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_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/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-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 19:50:57,517 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 19:50:57,652 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2024-11-27 19:50:57,658 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 19:50:57,658 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 19:50:57,682 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 19:50:57,682 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 19:50:57,683 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 19:50:57,683 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 19:50:57,683 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 19:50:57,683 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 19:50:57,683 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 19:50:57,684 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 19:50:57,684 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 19:50:57,684 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 19:50:57,684 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 19:50:57,684 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 19:50:57,685 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 19:50:57,685 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 19:50:57,685 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 19:50:57,685 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 19:50:57,685 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 19:50:57,685 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-27 19:50:57,686 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-27 19:50:57,686 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 19:50:57,686 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 19:50:57,686 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 19:50:57,686 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 19:50:57,686 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 19:50:57,686 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-27 19:50:57,687 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 19:50:57,687 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 19:50:57,687 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 19:50:57,687 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 19:50:57,687 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 19:50:57,687 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:50:57,687 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:50:57,688 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:50:57,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:50:57,688 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 19:50:57,688 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:50:57,688 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:50:57,688 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:50:57,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:50:57,688 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 19:50:57,688 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 19:50:57,689 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 19:50:57,689 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 19:50:57,689 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 19:50:57,689 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 19:50:57,689 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 19:50:57,689 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 19:50:57,689 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_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/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-memcleanup) ) 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 -> 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 [2024-11-27 19:50:57,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 19:50:58,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 19:50:58,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 19:50:58,012 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 19:50:58,015 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 19:50:58,017 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/memsafety/global-atexit-1.i [2024-11-27 19:51:01,164 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/bin/uautomizer-verify-aQ6SnzHsRB/data/0ffbc7c33/e57783b4310f4ca98bde0789328fbf8e/FLAG83881e5b8 [2024-11-27 19:51:01,510 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 19:51:01,511 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/sv-benchmarks/c/memsafety/global-atexit-1.i [2024-11-27 19:51:01,531 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/bin/uautomizer-verify-aQ6SnzHsRB/data/0ffbc7c33/e57783b4310f4ca98bde0789328fbf8e/FLAG83881e5b8 [2024-11-27 19:51:01,559 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a7e5fbf-e3b6-4348-b6bd-7787885cd419/bin/uautomizer-verify-aQ6SnzHsRB/data/0ffbc7c33/e57783b4310f4ca98bde0789328fbf8e [2024-11-27 19:51:01,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 19:51:01,564 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 19:51:01,568 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 19:51:01,568 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 19:51:01,573 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 19:51:01,573 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:51:01" (1/1) ... [2024-11-27 19:51:01,576 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7297cfe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:51:01, skipping insertion in model container [2024-11-27 19:51:01,577 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:51:01" (1/1) ... [2024-11-27 19:51:01,620 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 19:51:01,998 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: _Exit [2024-11-27 19:51:01,998 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@a1c6b05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:51:01, skipping insertion in model container [2024-11-27 19:51:02,000 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 19:51:02,000 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-27 19:51:02,004 INFO L158 Benchmark]: Toolchain (without parser) took 438.50ms. Allocated memory is still 83.9MB. Free memory was 59.6MB in the beginning and 48.1MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 19:51:02,004 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 19:51:02,006 INFO L158 Benchmark]: CACSL2BoogieTranslator took 432.81ms. Allocated memory is still 83.9MB. Free memory was 59.3MB in the beginning and 48.4MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 19:51:02,009 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 432.81ms. Allocated memory is still 83.9MB. Free memory was 59.3MB in the beginning and 48.4MB 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: 566]: Unsupported Syntax Unsupported function: _Exit 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