./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 8393723b 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_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --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 --- [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-8393723 [2022-11-18 20:32:58,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:32:58,158 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:32:58,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:32:58,208 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:32:58,212 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:32:58,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:32:58,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:32:58,223 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:32:58,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:32:58,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:32:58,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:32:58,232 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:32:58,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:32:58,239 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:32:58,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:32:58,243 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:32:58,244 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:32:58,246 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:32:58,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:32:58,259 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:32:58,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:32:58,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:32:58,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:32:58,271 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:32:58,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:32:58,272 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:32:58,273 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:32:58,273 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:32:58,274 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:32:58,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:32:58,275 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:32:58,276 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:32:58,277 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:32:58,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:32:58,279 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:32:58,280 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:32:58,280 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:32:58,280 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:32:58,281 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:32:58,282 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:32:58,291 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-18 20:32:58,336 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:32:58,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:32:58,337 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:32:58,337 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:32:58,338 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:32:58,339 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:32:58,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:32:58,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:32:58,340 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:32:58,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:32:58,341 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 20:32:58,342 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 20:32:58,342 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:32:58,342 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 20:32:58,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:32:58,342 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 20:32:58,343 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 20:32:58,343 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 20:32:58,343 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:32:58,343 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 20:32:58,343 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 20:32:58,344 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:32:58,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:32:58,344 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:32:58,344 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:32:58,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:32:58,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:32:58,347 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:32:58,347 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:32:58,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:32:58,347 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2022-11-18 20:32:58,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:32:58,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:32:58,705 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:32:58,707 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:32:58,708 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:32:58,709 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-18 20:32:58,796 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro/data/488d33305/a3aecbb6b1ad4845922964c1ea822b78/FLAG2853e9a67 [2022-11-18 20:32:59,432 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:32:59,433 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-18 20:32:59,457 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro/data/488d33305/a3aecbb6b1ad4845922964c1ea822b78/FLAG2853e9a67 [2022-11-18 20:32:59,700 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro/data/488d33305/a3aecbb6b1ad4845922964c1ea822b78 [2022-11-18 20:32:59,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:32:59,706 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:32:59,710 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:32:59,711 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:32:59,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:32:59,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:32:59" (1/1) ... [2022-11-18 20:32:59,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d1c37ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:32:59, skipping insertion in model container [2022-11-18 20:32:59,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:32:59" (1/1) ... [2022-11-18 20:32:59,727 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:32:59,783 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:33:00,229 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-11-18 20:33:00,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1d7f9e8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:33:00, skipping insertion in model container [2022-11-18 20:33:00,231 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:33:00,232 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 20:33:00,234 INFO L158 Benchmark]: Toolchain (without parser) took 526.81ms. Allocated memory is still 102.8MB. Free memory was 71.4MB in the beginning and 78.9MB in the end (delta: -7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-18 20:33:00,236 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 102.8MB. Free memory was 58.2MB in the beginning and 58.2MB in the end (delta: 49.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:33:00,238 INFO L158 Benchmark]: CACSL2BoogieTranslator took 521.59ms. Allocated memory is still 102.8MB. Free memory was 71.1MB in the beginning and 78.9MB in the end (delta: -7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-18 20:33:00,240 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 102.8MB. Free memory was 58.2MB in the beginning and 58.2MB in the end (delta: 49.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 521.59ms. Allocated memory is still 102.8MB. Free memory was 71.1MB in the beginning and 78.9MB in the end (delta: -7.8MB). 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --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 --- [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-8393723 [2022-11-18 20:33:02,455 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:33:02,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:33:02,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:33:02,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:33:02,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:33:02,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:33:02,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:33:02,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:33:02,525 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:33:02,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:33:02,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:33:02,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:33:02,532 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:33:02,533 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:33:02,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:33:02,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:33:02,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:33:02,544 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:33:02,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:33:02,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:33:02,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:33:02,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:33:02,559 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:33:02,563 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:33:02,569 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:33:02,569 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:33:02,570 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:33:02,572 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:33:02,573 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:33:02,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:33:02,575 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:33:02,577 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:33:02,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:33:02,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:33:02,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:33:02,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:33:02,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:33:02,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:33:02,583 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:33:02,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:33:02,589 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-18 20:33:02,625 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:33:02,625 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:33:02,627 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:33:02,631 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:33:02,632 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:33:02,632 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:33:02,633 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:33:02,633 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:33:02,633 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:33:02,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:33:02,634 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 20:33:02,634 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 20:33:02,634 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:33:02,634 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 20:33:02,634 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:33:02,634 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 20:33:02,635 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 20:33:02,635 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 20:33:02,635 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:33:02,635 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 20:33:02,635 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-18 20:33:02,636 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-18 20:33:02,636 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 20:33:02,636 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:33:02,636 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:33:02,636 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:33:02,637 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:33:02,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:33:02,637 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:33:02,637 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:33:02,637 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-18 20:33:02,638 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-18 20:33:02,638 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-18 20:33:02,638 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2022-11-18 20:33:03,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:33:03,124 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:33:03,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:33:03,129 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:33:03,132 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:33:03,134 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-18 20:33:03,216 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro/data/7293314e3/2a99b9d25de7487cb64bae7651fdc970/FLAG820e689fa [2022-11-18 20:33:03,778 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:33:03,779 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-18 20:33:03,790 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro/data/7293314e3/2a99b9d25de7487cb64bae7651fdc970/FLAG820e689fa [2022-11-18 20:33:04,078 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff5a2ef-9ab7-4f4d-968c-f683aa9c5600/bin/uautomizer-TMbwUNV5ro/data/7293314e3/2a99b9d25de7487cb64bae7651fdc970 [2022-11-18 20:33:04,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:33:04,081 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:33:04,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:33:04,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:33:04,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:33:04,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:33:04" (1/1) ... [2022-11-18 20:33:04,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@546b1e53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:33:04, skipping insertion in model container [2022-11-18 20:33:04,089 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:33:04" (1/1) ... [2022-11-18 20:33:04,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:33:04,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:33:04,498 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-11-18 20:33:04,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7992c32c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:33:04, skipping insertion in model container [2022-11-18 20:33:04,500 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:33:04,500 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 20:33:04,503 INFO L158 Benchmark]: Toolchain (without parser) took 419.51ms. Allocated memory is still 69.2MB. Free memory was 50.0MB in the beginning and 52.1MB in the end (delta: -2.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-18 20:33:04,504 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 69.2MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:33:04,507 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.29ms. Allocated memory is still 69.2MB. Free memory was 49.9MB in the beginning and 52.1MB in the end (delta: -2.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-18 20:33:04,509 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 69.2MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.29ms. Allocated memory is still 69.2MB. Free memory was 49.9MB in the beginning and 52.1MB in the end (delta: -2.2MB). Peak memory consumption was 12.6MB. 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