./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/memsafety/global-atexit.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit.i -s /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer/config/svcomp-MemCleanup-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer --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 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit.i -s /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer --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 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:13:39,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:13:39,838 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:13:39,896 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:13:39,897 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:13:39,898 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:13:39,900 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:13:39,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:13:39,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:13:39,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:13:39,908 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:13:39,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:13:39,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:13:39,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:13:39,913 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:13:39,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:13:39,916 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:13:39,917 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:13:39,919 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:13:39,922 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:13:39,923 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:13:39,925 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:13:39,927 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:13:39,928 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:13:39,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:13:39,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:13:39,932 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:13:39,933 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:13:39,934 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:13:39,935 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:13:39,935 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:13:39,936 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:13:39,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:13:39,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:13:39,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:13:39,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:13:39,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:13:39,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:13:39,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:13:39,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:13:39,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:13:39,945 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2020-11-28 03:13:39,966 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:13:39,967 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:13:39,968 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:13:39,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:13:39,969 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:13:39,969 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:13:39,969 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:13:39,969 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:13:39,970 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:13:39,970 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:13:39,970 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:13:39,970 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:13:39,971 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:13:39,971 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:13:39,971 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:13:39,972 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:13:39,972 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:13:39,972 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:13:39,972 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:13:39,973 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:13:39,973 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:13:39,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:13:39,974 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:13:39,974 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:13:39,974 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:13:39,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:13:39,975 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:13:39,975 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-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba [2020-11-28 03:13:40,236 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:13:40,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:13:40,272 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:13:40,273 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:13:40,274 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:13:40,275 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer/../../sv-benchmarks/c/memsafety/global-atexit.i [2020-11-28 03:13:40,348 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer/data/884071ca7/035bc5c463914f13bdbcddf7f717642a/FLAGba5796eb7 [2020-11-28 03:13:40,900 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:13:40,902 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/sv-benchmarks/c/memsafety/global-atexit.i [2020-11-28 03:13:40,927 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer/data/884071ca7/035bc5c463914f13bdbcddf7f717642a/FLAGba5796eb7 [2020-11-28 03:13:41,226 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer/data/884071ca7/035bc5c463914f13bdbcddf7f717642a [2020-11-28 03:13:41,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:13:41,230 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:13:41,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:13:41,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:13:41,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:13:41,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:13:41" (1/1) ... [2020-11-28 03:13:41,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fccf388 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:41, skipping insertion in model container [2020-11-28 03:13:41,238 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:13:41" (1/1) ... [2020-11-28 03:13:41,246 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:13:41,286 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:13:41,605 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2020-11-28 03:13:41,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@70a02964 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:41, skipping insertion in model container [2020-11-28 03:13:41,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:13:41,606 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:13:41,608 INFO L168 Benchmark]: Toolchain (without parser) took 377.45 ms. Allocated memory is still 92.3 MB. Free memory was 55.3 MB in the beginning and 69.0 MB in the end (delta: -13.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:13:41,609 INFO L168 Benchmark]: CDTParser took 1.61 ms. Allocated memory is still 92.3 MB. Free memory is still 72.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:13:41,610 INFO L168 Benchmark]: CACSL2BoogieTranslator took 374.64 ms. Allocated memory is still 92.3 MB. Free memory was 55.1 MB in the beginning and 69.0 MB in the end (delta: -13.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:13:41,612 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.61 ms. Allocated memory is still 92.3 MB. Free memory is still 72.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 374.64 ms. Allocated memory is still 92.3 MB. Free memory was 55.1 MB in the beginning and 69.0 MB in the end (delta: -13.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * 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... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:13:43,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:13:43,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:13:43,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:13:44,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:13:44,006 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:13:44,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:13:44,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:13:44,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:13:44,016 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:13:44,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:13:44,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:13:44,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:13:44,021 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:13:44,023 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:13:44,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:13:44,026 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:13:44,027 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:13:44,029 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:13:44,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:13:44,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:13:44,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:13:44,038 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:13:44,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:13:44,043 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:13:44,044 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:13:44,044 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:13:44,045 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:13:44,046 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:13:44,047 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:13:44,048 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:13:44,049 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:13:44,050 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:13:44,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:13:44,053 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:13:44,053 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:13:44,054 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:13:44,054 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:13:44,055 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:13:44,056 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:13:44,057 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:13:44,057 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2020-11-28 03:13:44,095 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:13:44,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:13:44,098 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:13:44,099 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:13:44,099 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:13:44,099 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:13:44,100 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:13:44,100 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:13:44,100 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:13:44,100 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:13:44,102 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:13:44,102 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:13:44,102 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:13:44,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:13:44,103 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:13:44,103 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:13:44,103 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:13:44,103 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:13:44,104 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:13:44,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:13:44,104 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:13:44,105 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:13:44,105 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:13:44,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:13:44,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:13:44,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:13:44,106 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:13:44,106 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:13:44,114 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:13:44,115 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:13:44,115 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-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba [2020-11-28 03:13:44,603 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:13:44,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:13:44,642 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:13:44,644 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:13:44,645 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:13:44,646 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer/../../sv-benchmarks/c/memsafety/global-atexit.i [2020-11-28 03:13:44,733 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer/data/95dfb169a/85481122f1a54336800de195bd4f73d2/FLAGc41289eb9 [2020-11-28 03:13:45,441 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:13:45,442 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/sv-benchmarks/c/memsafety/global-atexit.i [2020-11-28 03:13:45,456 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer/data/95dfb169a/85481122f1a54336800de195bd4f73d2/FLAGc41289eb9 [2020-11-28 03:13:45,674 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_65a42fec-3c74-4a95-8c36-2012ac2debc6/bin/uautomizer/data/95dfb169a/85481122f1a54336800de195bd4f73d2 [2020-11-28 03:13:45,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:13:45,681 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:13:45,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:13:45,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:13:45,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:13:45,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:13:45" (1/1) ... [2020-11-28 03:13:45,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cbb8fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:45, skipping insertion in model container [2020-11-28 03:13:45,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:13:45" (1/1) ... [2020-11-28 03:13:45,703 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:13:45,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:13:46,090 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2020-11-28 03:13:46,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b82464d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:46, skipping insertion in model container [2020-11-28 03:13:46,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:13:46,107 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:13:46,109 INFO L168 Benchmark]: Toolchain (without parser) took 427.02 ms. Allocated memory is still 60.8 MB. Free memory was 39.8 MB in the beginning and 44.6 MB in the end (delta: -4.8 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:13:46,110 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 60.8 MB. Free memory is still 42.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:13:46,111 INFO L168 Benchmark]: CACSL2BoogieTranslator took 423.52 ms. Allocated memory is still 60.8 MB. Free memory was 39.7 MB in the beginning and 44.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:13:46,113 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 60.8 MB. Free memory is still 42.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 423.52 ms. Allocated memory is still 60.8 MB. Free memory was 39.7 MB in the beginning and 44.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. * 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...