./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 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_e0516990-eef9-418c-8a83-e939c5d95ac8/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0516990-eef9-418c-8a83-e939c5d95ac8/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_e0516990-eef9-418c-8a83-e939c5d95ac8/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0516990-eef9-418c-8a83-e939c5d95ac8/bin/uautomizer-uyxdKDjOR8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0516990-eef9-418c-8a83-e939c5d95ac8/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0516990-eef9-418c-8a83-e939c5d95ac8/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-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-2329fc7 [2022-12-13 20:49:47,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 20:49:47,258 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 20:49:47,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 20:49:47,278 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 20:49:47,279 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 20:49:47,280 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 20:49:47,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 20:49:47,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 20:49:47,284 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 20:49:47,284 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 20:49:47,286 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 20:49:47,286 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 20:49:47,287 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 20:49:47,288 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 20:49:47,289 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 20:49:47,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 20:49:47,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 20:49:47,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 20:49:47,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 20:49:47,294 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 20:49:47,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 20:49:47,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 20:49:47,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 20:49:47,300 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 20:49:47,301 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 20:49:47,301 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 20:49:47,302 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 20:49:47,302 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 20:49:47,303 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 20:49:47,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 20:49:47,304 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 20:49:47,304 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 20:49:47,305 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 20:49:47,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 20:49:47,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 20:49:47,306 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 20:49:47,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 20:49:47,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 20:49:47,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 20:49:47,308 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 20:49:47,309 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0516990-eef9-418c-8a83-e939c5d95ac8/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-12-13 20:49:47,337 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 20:49:47,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 20:49:47,337 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 20:49:47,338 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 20:49:47,338 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 20:49:47,338 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 20:49:47,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 20:49:47,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 20:49:47,339 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 20:49:47,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 20:49:47,339 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 20:49:47,339 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 20:49:47,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 20:49:47,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 20:49:47,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 20:49:47,340 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 20:49:47,340 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 20:49:47,340 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 20:49:47,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 20:49:47,340 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 20:49:47,340 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 20:49:47,340 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 20:49:47,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 20:49:47,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 20:49:47,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 20:49:47,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 20:49:47,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 20:49:47,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 20:49:47,341 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 20:49:47,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 20:49:47,342 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 20:49:47,342 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 20:49:47,342 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 20:49:47,342 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 20:49:47,342 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_e0516990-eef9-418c-8a83-e939c5d95ac8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0516990-eef9-418c-8a83-e939c5d95ac8/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2022-12-13 20:49:47,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 20:49:47,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 20:49:47,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 20:49:47,524 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 20:49:47,524 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 20:49:47,525 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0516990-eef9-418c-8a83-e939c5d95ac8/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2022-12-13 20:49:50,008 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 20:49:50,224 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 20:49:50,225 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0516990-eef9-418c-8a83-e939c5d95ac8/sv-benchmarks/c/memsafety/global-atexit-2.i [2022-12-13 20:49:50,235 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0516990-eef9-418c-8a83-e939c5d95ac8/bin/uautomizer-uyxdKDjOR8/data/13b126aad/f5d94035b740457d8a124ea39e9b0baa/FLAGc2659dcb2 [2022-12-13 20:49:50,582 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0516990-eef9-418c-8a83-e939c5d95ac8/bin/uautomizer-uyxdKDjOR8/data/13b126aad/f5d94035b740457d8a124ea39e9b0baa [2022-12-13 20:49:50,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 20:49:50,585 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 20:49:50,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 20:49:50,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 20:49:50,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 20:49:50,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:49:50" (1/1) ... [2022-12-13 20:49:50,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4627ccdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:49:50, skipping insertion in model container [2022-12-13 20:49:50,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:49:50" (1/1) ... [2022-12-13 20:49:50,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 20:49:50,623 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 20:49:50,790 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-12-13 20:49:50,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1648c75f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:49:50, skipping insertion in model container [2022-12-13 20:49:50,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 20:49:50,791 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 20:49:50,792 INFO L158 Benchmark]: Toolchain (without parser) took 206.94ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 96.6MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 20:49:50,793 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 142.6MB. Free memory is still 111.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 20:49:50,793 INFO L158 Benchmark]: CACSL2BoogieTranslator took 205.26ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 96.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 20:49:50,794 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 142.6MB. Free memory is still 111.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 205.26ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 96.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. 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_e0516990-eef9-418c-8a83-e939c5d95ac8/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0516990-eef9-418c-8a83-e939c5d95ac8/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_e0516990-eef9-418c-8a83-e939c5d95ac8/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0516990-eef9-418c-8a83-e939c5d95ac8/bin/uautomizer-uyxdKDjOR8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0516990-eef9-418c-8a83-e939c5d95ac8/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0516990-eef9-418c-8a83-e939c5d95ac8/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-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-2329fc7 [2022-12-13 20:49:52,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 20:49:52,168 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 20:49:52,189 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 20:49:52,189 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 20:49:52,190 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 20:49:52,191 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 20:49:52,192 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 20:49:52,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 20:49:52,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 20:49:52,195 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 20:49:52,195 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 20:49:52,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 20:49:52,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 20:49:52,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 20:49:52,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 20:49:52,198 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 20:49:52,199 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 20:49:52,200 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 20:49:52,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 20:49:52,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 20:49:52,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 20:49:52,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 20:49:52,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 20:49:52,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 20:49:52,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 20:49:52,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 20:49:52,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 20:49:52,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 20:49:52,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 20:49:52,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 20:49:52,210 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 20:49:52,211 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 20:49:52,211 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 20:49:52,212 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 20:49:52,212 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 20:49:52,213 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 20:49:52,213 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 20:49:52,213 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 20:49:52,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 20:49:52,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 20:49:52,215 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0516990-eef9-418c-8a83-e939c5d95ac8/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-12-13 20:49:52,231 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 20:49:52,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 20:49:52,231 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 20:49:52,231 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 20:49:52,232 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 20:49:52,232 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 20:49:52,232 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 20:49:52,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 20:49:52,233 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 20:49:52,233 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 20:49:52,233 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 20:49:52,233 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 20:49:52,233 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 20:49:52,233 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 20:49:52,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 20:49:52,233 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 20:49:52,234 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 20:49:52,234 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 20:49:52,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 20:49:52,234 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 20:49:52,234 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 20:49:52,234 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 20:49:52,234 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 20:49:52,234 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 20:49:52,235 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 20:49:52,235 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 20:49:52,235 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 20:49:52,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 20:49:52,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 20:49:52,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 20:49:52,235 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 20:49:52,235 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 20:49:52,236 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 20:49:52,236 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 20:49:52,236 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 20:49:52,236 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 20:49:52,236 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 20:49:52,236 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_e0516990-eef9-418c-8a83-e939c5d95ac8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0516990-eef9-418c-8a83-e939c5d95ac8/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2022-12-13 20:49:52,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 20:49:52,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 20:49:52,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 20:49:52,512 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 20:49:52,512 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 20:49:52,513 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0516990-eef9-418c-8a83-e939c5d95ac8/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2022-12-13 20:49:55,052 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 20:49:55,261 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 20:49:55,262 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0516990-eef9-418c-8a83-e939c5d95ac8/sv-benchmarks/c/memsafety/global-atexit-2.i [2022-12-13 20:49:55,271 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0516990-eef9-418c-8a83-e939c5d95ac8/bin/uautomizer-uyxdKDjOR8/data/0d2e03037/2c6f1a507c0c477b809a3141e4169006/FLAGcac6b7226 [2022-12-13 20:49:55,284 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0516990-eef9-418c-8a83-e939c5d95ac8/bin/uautomizer-uyxdKDjOR8/data/0d2e03037/2c6f1a507c0c477b809a3141e4169006 [2022-12-13 20:49:55,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 20:49:55,287 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 20:49:55,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 20:49:55,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 20:49:55,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 20:49:55,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:49:55" (1/1) ... [2022-12-13 20:49:55,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42173643 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:49:55, skipping insertion in model container [2022-12-13 20:49:55,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:49:55" (1/1) ... [2022-12-13 20:49:55,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 20:49:55,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 20:49:55,521 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-12-13 20:49:55,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3705fb93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:49:55, skipping insertion in model container [2022-12-13 20:49:55,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 20:49:55,522 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 20:49:55,523 INFO L158 Benchmark]: Toolchain (without parser) took 235.67ms. Allocated memory is still 77.6MB. Free memory was 55.6MB in the beginning and 44.6MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 20:49:55,523 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 58.7MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 20:49:55,524 INFO L158 Benchmark]: CACSL2BoogieTranslator took 233.91ms. Allocated memory is still 77.6MB. Free memory was 55.4MB in the beginning and 44.6MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 20:49:55,525 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 58.7MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 233.91ms. Allocated memory is still 77.6MB. Free memory was 55.4MB in the beginning and 44.6MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. 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