./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 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8/config/svcomp-MemCleanup-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 17:10:06,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 17:10:06,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 17:10:06,259 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 17:10:06,259 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 17:10:06,260 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 17:10:06,261 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 17:10:06,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 17:10:06,263 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 17:10:06,264 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 17:10:06,264 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 17:10:06,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 17:10:06,265 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 17:10:06,266 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 17:10:06,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 17:10:06,268 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 17:10:06,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 17:10:06,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 17:10:06,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 17:10:06,271 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 17:10:06,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 17:10:06,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 17:10:06,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 17:10:06,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 17:10:06,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 17:10:06,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 17:10:06,277 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 17:10:06,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 17:10:06,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 17:10:06,278 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 17:10:06,278 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 17:10:06,279 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 17:10:06,279 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 17:10:06,280 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 17:10:06,281 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 17:10:06,281 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 17:10:06,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 17:10:06,281 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 17:10:06,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 17:10:06,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 17:10:06,283 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 17:10:06,283 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2022-12-13 17:10:06,297 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 17:10:06,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 17:10:06,298 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 17:10:06,298 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 17:10:06,298 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 17:10:06,298 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 17:10:06,299 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 17:10:06,299 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 17:10:06,299 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 17:10:06,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 17:10:06,300 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 17:10:06,300 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 17:10:06,300 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 17:10:06,300 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 17:10:06,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 17:10:06,301 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 17:10:06,301 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 17:10:06,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 17:10:06,302 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 17:10:06,302 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 17:10:06,302 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 17:10:06,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 17:10:06,303 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 17:10:06,303 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 17:10:06,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 17:10:06,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 17:10:06,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 17:10:06,303 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 17:10:06,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 17:10:06,303 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 17:10:06,304 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 17:10:06,304 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 17:10:06,304 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 17:10:06,304 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 [2022-12-13 17:10:06,470 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 17:10:06,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 17:10:06,489 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 17:10:06,490 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 17:10:06,490 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 17:10:06,491 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/memsafety/global-atexit-1.i [2022-12-13 17:10:09,146 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 17:10:09,318 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 17:10:09,319 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/sv-benchmarks/c/memsafety/global-atexit-1.i [2022-12-13 17:10:09,327 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8/data/a7e35cdc7/764d781f5eda49d996a173ee3070c6ce/FLAG59f714a94 [2022-12-13 17:10:09,338 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8/data/a7e35cdc7/764d781f5eda49d996a173ee3070c6ce [2022-12-13 17:10:09,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 17:10:09,341 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 17:10:09,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 17:10:09,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 17:10:09,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 17:10:09,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:10:09" (1/1) ... [2022-12-13 17:10:09,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8c762c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:10:09, skipping insertion in model container [2022-12-13 17:10:09,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:10:09" (1/1) ... [2022-12-13 17:10:09,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 17:10:09,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 17:10:09,549 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: _Exit [2022-12-13 17:10:09,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2f5fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:10:09, skipping insertion in model container [2022-12-13 17:10:09,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 17:10:09,551 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 17:10:09,552 INFO L158 Benchmark]: Toolchain (without parser) took 210.94ms. Allocated memory is still 117.4MB. Free memory was 83.5MB in the beginning and 72.8MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 17:10:09,553 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 117.4MB. Free memory is still 91.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 17:10:09,554 INFO L158 Benchmark]: CACSL2BoogieTranslator took 209.09ms. Allocated memory is still 117.4MB. Free memory was 83.5MB in the beginning and 72.8MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 17:10:09,555 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 117.4MB. Free memory is still 91.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 209.09ms. Allocated memory is still 117.4MB. Free memory was 83.5MB in the beginning and 72.8MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 17:10:10,772 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 17:10:10,773 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 17:10:10,786 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 17:10:10,786 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 17:10:10,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 17:10:10,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 17:10:10,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 17:10:10,790 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 17:10:10,790 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 17:10:10,791 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 17:10:10,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 17:10:10,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 17:10:10,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 17:10:10,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 17:10:10,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 17:10:10,794 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 17:10:10,795 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 17:10:10,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 17:10:10,797 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 17:10:10,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 17:10:10,799 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 17:10:10,800 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 17:10:10,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 17:10:10,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 17:10:10,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 17:10:10,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 17:10:10,803 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 17:10:10,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 17:10:10,804 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 17:10:10,804 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 17:10:10,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 17:10:10,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 17:10:10,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 17:10:10,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 17:10:10,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 17:10:10,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 17:10:10,814 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 17:10:10,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 17:10:10,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 17:10:10,816 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 17:10:10,817 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2022-12-13 17:10:10,836 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 17:10:10,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 17:10:10,837 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 17:10:10,837 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 17:10:10,837 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 17:10:10,838 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 17:10:10,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 17:10:10,838 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 17:10:10,839 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 17:10:10,839 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 17:10:10,839 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 17:10:10,839 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 17:10:10,839 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 17:10:10,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 17:10:10,840 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 17:10:10,840 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 17:10:10,840 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 17:10:10,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 17:10:10,840 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 17:10:10,840 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 17:10:10,840 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 17:10:10,840 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 17:10:10,841 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 17:10:10,841 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 17:10:10,841 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 17:10:10,841 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 17:10:10,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 17:10:10,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 17:10:10,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 17:10:10,841 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 17:10:10,842 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 17:10:10,842 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 17:10:10,842 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 17:10:10,842 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 17:10:10,842 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 17:10:10,842 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 17:10:10,842 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 [2022-12-13 17:10:11,045 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 17:10:11,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 17:10:11,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 17:10:11,063 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 17:10:11,063 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 17:10:11,064 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/memsafety/global-atexit-1.i [2022-12-13 17:10:13,645 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 17:10:13,832 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 17:10:13,832 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/sv-benchmarks/c/memsafety/global-atexit-1.i [2022-12-13 17:10:13,842 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8/data/5f56ee6dc/ac210dab7e38416db937e928fa06c364/FLAG8db185097 [2022-12-13 17:10:14,203 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa3664-2ca5-4a1a-bbcc-d394fc8e6c31/bin/uautomizer-uyxdKDjOR8/data/5f56ee6dc/ac210dab7e38416db937e928fa06c364 [2022-12-13 17:10:14,207 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 17:10:14,209 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 17:10:14,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 17:10:14,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 17:10:14,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 17:10:14,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:10:14" (1/1) ... [2022-12-13 17:10:14,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61337a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:10:14, skipping insertion in model container [2022-12-13 17:10:14,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:10:14" (1/1) ... [2022-12-13 17:10:14,224 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 17:10:14,253 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 17:10:14,471 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: _Exit [2022-12-13 17:10:14,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4b7e8c39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:10:14, skipping insertion in model container [2022-12-13 17:10:14,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 17:10:14,473 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 17:10:14,474 INFO L158 Benchmark]: Toolchain (without parser) took 265.26ms. Allocated memory is still 88.1MB. Free memory was 63.7MB in the beginning and 52.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 17:10:14,475 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 54.5MB. Free memory is still 32.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 17:10:14,475 INFO L158 Benchmark]: CACSL2BoogieTranslator took 262.41ms. Allocated memory is still 88.1MB. Free memory was 63.5MB in the beginning and 52.8MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 17:10:14,477 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 54.5MB. Free memory is still 32.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 262.41ms. Allocated memory is still 88.1MB. Free memory was 63.5MB in the beginning and 52.8MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. 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