./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 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF/config/svcomp-MemCleanup-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF --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 --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:23:14,135 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:23:14,137 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:23:14,172 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:23:14,173 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:23:14,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:23:14,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:23:14,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:23:14,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:23:14,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:23:14,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:23:14,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:23:14,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:23:14,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:23:14,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:23:14,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:23:14,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:23:14,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:23:14,193 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:23:14,195 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:23:14,197 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:23:14,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:23:14,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:23:14,206 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:23:14,210 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:23:14,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:23:14,211 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:23:14,212 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:23:14,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:23:14,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:23:14,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:23:14,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:23:14,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:23:14,218 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:23:14,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:23:14,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:23:14,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:23:14,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:23:14,220 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:23:14,221 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:23:14,222 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:23:14,223 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2021-11-20 06:23:14,249 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:23:14,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:23:14,249 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:23:14,250 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:23:14,250 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:23:14,251 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:23:14,251 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:23:14,252 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:23:14,252 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:23:14,252 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:23:14,253 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 06:23:14,253 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:23:14,253 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:23:14,253 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 06:23:14,254 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:23:14,254 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 06:23:14,254 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 06:23:14,254 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:23:14,254 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 06:23:14,255 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 06:23:14,255 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:23:14,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:23:14,256 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:23:14,256 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:23:14,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:23:14,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:23:14,257 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:23:14,257 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:23:14,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 06:23:14,257 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:23:14,258 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_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 [2021-11-20 06:23:14,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:23:14,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:23:14,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:23:14,525 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:23:14,526 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:23:14,528 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/memsafety/global-atexit-1.i [2021-11-20 06:23:14,623 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF/data/81d59c294/760c263d0d444d6c8edd2c69c4b45e3c/FLAG338fcb43e [2021-11-20 06:23:15,140 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:23:15,141 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/sv-benchmarks/c/memsafety/global-atexit-1.i [2021-11-20 06:23:15,156 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF/data/81d59c294/760c263d0d444d6c8edd2c69c4b45e3c/FLAG338fcb43e [2021-11-20 06:23:15,468 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF/data/81d59c294/760c263d0d444d6c8edd2c69c4b45e3c [2021-11-20 06:23:15,471 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:23:15,472 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:23:15,474 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:23:15,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:23:15,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:23:15,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:23:15" (1/1) ... [2021-11-20 06:23:15,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a3c6834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:15, skipping insertion in model container [2021-11-20 06:23:15,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:23:15" (1/1) ... [2021-11-20 06:23:15,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:23:15,554 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:23:15,906 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: _Exit [2021-11-20 06:23:15,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7e656685 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:15, skipping insertion in model container [2021-11-20 06:23:15,907 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:23:15,908 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 06:23:15,910 INFO L158 Benchmark]: Toolchain (without parser) took 436.71ms. Allocated memory was 90.2MB in the beginning and 132.1MB in the end (delta: 41.9MB). Free memory was 56.4MB in the beginning and 107.8MB in the end (delta: -51.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 06:23:15,911 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 90.2MB. Free memory was 43.7MB in the beginning and 43.7MB in the end (delta: 40.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:23:15,912 INFO L158 Benchmark]: CACSL2BoogieTranslator took 433.55ms. Allocated memory was 90.2MB in the beginning and 132.1MB in the end (delta: 41.9MB). Free memory was 56.2MB in the beginning and 107.8MB in the end (delta: -51.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 06:23:15,914 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 90.2MB. Free memory was 43.7MB in the beginning and 43.7MB in the end (delta: 40.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 433.55ms. Allocated memory was 90.2MB in the beginning and 132.1MB in the end (delta: 41.9MB). Free memory was 56.2MB in the beginning and 107.8MB in the end (delta: -51.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 566]: Unsupported Syntax Unsupported function: _Exit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF --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 --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:23:18,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:23:18,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:23:18,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:23:18,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:23:18,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:23:18,205 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:23:18,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:23:18,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:23:18,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:23:18,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:23:18,214 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:23:18,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:23:18,216 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:23:18,217 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:23:18,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:23:18,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:23:18,221 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:23:18,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:23:18,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:23:18,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:23:18,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:23:18,231 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:23:18,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:23:18,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:23:18,236 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:23:18,236 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:23:18,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:23:18,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:23:18,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:23:18,239 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:23:18,240 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:23:18,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:23:18,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:23:18,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:23:18,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:23:18,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:23:18,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:23:18,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:23:18,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:23:18,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:23:18,263 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2021-11-20 06:23:18,293 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:23:18,293 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:23:18,293 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:23:18,294 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:23:18,294 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:23:18,295 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:23:18,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:23:18,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:23:18,296 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:23:18,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:23:18,296 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 06:23:18,297 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:23:18,297 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:23:18,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 06:23:18,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:23:18,298 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 06:23:18,298 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 06:23:18,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:23:18,298 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 06:23:18,299 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 06:23:18,299 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 06:23:18,299 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 06:23:18,299 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:23:18,299 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:23:18,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:23:18,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:23:18,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:23:18,300 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:23:18,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:23:18,301 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-20 06:23:18,301 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 06:23:18,301 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:23:18,302 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 06:23:18,302 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_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 [2021-11-20 06:23:18,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:23:18,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:23:18,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:23:18,723 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:23:18,724 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:23:18,726 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/memsafety/global-atexit-1.i [2021-11-20 06:23:18,801 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF/data/c9e3df0ea/ec77568916f04df4b45ddf31b4656f6d/FLAGeed70f932 [2021-11-20 06:23:19,431 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:23:19,432 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/sv-benchmarks/c/memsafety/global-atexit-1.i [2021-11-20 06:23:19,445 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF/data/c9e3df0ea/ec77568916f04df4b45ddf31b4656f6d/FLAGeed70f932 [2021-11-20 06:23:19,742 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253d25db-00e1-4c7b-82ac-31d537067a79/bin/uautomizer-DQz5hQGWxF/data/c9e3df0ea/ec77568916f04df4b45ddf31b4656f6d [2021-11-20 06:23:19,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:23:19,747 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:23:19,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:23:19,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:23:19,752 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:23:19,753 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:23:19" (1/1) ... [2021-11-20 06:23:19,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4437ecc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:19, skipping insertion in model container [2021-11-20 06:23:19,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:23:19" (1/1) ... [2021-11-20 06:23:19,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:23:19,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:23:20,185 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: _Exit [2021-11-20 06:23:20,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@103e4e80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:20, skipping insertion in model container [2021-11-20 06:23:20,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:23:20,186 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 06:23:20,188 INFO L158 Benchmark]: Toolchain (without parser) took 440.84ms. Allocated memory is still 73.4MB. Free memory was 56.8MB in the beginning and 57.0MB in the end (delta: -220.2kB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2021-11-20 06:23:20,189 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 73.4MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:23:20,190 INFO L158 Benchmark]: CACSL2BoogieTranslator took 438.32ms. Allocated memory is still 73.4MB. Free memory was 56.6MB in the beginning and 57.0MB in the end (delta: -387.6kB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2021-11-20 06:23:20,192 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 73.4MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 438.32ms. Allocated memory is still 73.4MB. Free memory was 56.6MB in the beginning and 57.0MB in the end (delta: -387.6kB). Peak memory consumption was 11.5MB. 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