./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg --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 .................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg --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 ..................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:51:15,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:51:15,027 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:51:15,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:51:15,086 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:51:15,090 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:51:15,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:51:15,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:51:15,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:51:15,099 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:51:15,101 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:51:15,102 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:51:15,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:51:15,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:51:15,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:51:15,108 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:51:15,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:51:15,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:51:15,112 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:51:15,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:51:15,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:51:15,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:51:15,120 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:51:15,121 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:51:15,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:51:15,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:51:15,126 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:51:15,127 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:51:15,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:51:15,129 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:51:15,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:51:15,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:51:15,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:51:15,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:51:15,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:51:15,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:51:15,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:51:15,136 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:51:15,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:51:15,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:51:15,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:51:15,141 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-10-28 09:51:15,181 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:51:15,182 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:51:15,182 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:51:15,183 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:51:15,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:51:15,191 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:51:15,191 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:51:15,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:51:15,192 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:51:15,192 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:51:15,193 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:51:15,193 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:51:15,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:51:15,194 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 09:51:15,194 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 09:51:15,194 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 09:51:15,194 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:51:15,195 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 09:51:15,195 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:51:15,195 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:51:15,195 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:51:15,196 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:51:15,196 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:51:15,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:51:15,196 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:51:15,197 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:51:15,197 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:51:15,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:51:15,197 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:51:15,198 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_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2021-10-28 09:51:15,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:51:15,530 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:51:15,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:51:15,534 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:51:15,535 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:51:15,536 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-28 09:51:15,614 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg/data/a3acea486/dfbb94e180694c3cab7e6244d762571d/FLAG9dba6e384 [2021-10-28 09:51:16,179 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:51:16,180 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-28 09:51:16,215 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg/data/a3acea486/dfbb94e180694c3cab7e6244d762571d/FLAG9dba6e384 [2021-10-28 09:51:16,455 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg/data/a3acea486/dfbb94e180694c3cab7e6244d762571d [2021-10-28 09:51:16,457 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:51:16,459 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 09:51:16,461 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:51:16,461 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:51:16,476 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:51:16,477 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:51:16" (1/1) ... [2021-10-28 09:51:16,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cc05b8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:51:16, skipping insertion in model container [2021-10-28 09:51:16,478 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:51:16" (1/1) ... [2021-10-28 09:51:16,486 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:51:16,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:51:16,841 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-28 09:51:16,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@66dff52d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:51:16, skipping insertion in model container [2021-10-28 09:51:16,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:51:16,843 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 09:51:16,847 INFO L168 Benchmark]: Toolchain (without parser) took 385.04 ms. Allocated memory was 90.2 MB in the beginning and 123.7 MB in the end (delta: 33.6 MB). Free memory was 51.7 MB in the beginning and 97.5 MB in the end (delta: -45.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:51:16,848 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 90.2 MB. Free memory is still 69.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:51:16,850 INFO L168 Benchmark]: CACSL2BoogieTranslator took 382.22 ms. Allocated memory was 90.2 MB in the beginning and 123.7 MB in the end (delta: 33.6 MB). Free memory was 51.5 MB in the beginning and 97.5 MB in the end (delta: -46.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:51:16,853 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 90.2 MB. Free memory is still 69.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 382.22 ms. Allocated memory was 90.2 MB in the beginning and 123.7 MB in the end (delta: 33.6 MB). Free memory was 51.5 MB in the beginning and 97.5 MB in the end (delta: -46.0 MB). Peak memory consumption was 8.4 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 0.2.1-dev-b2eff8b [2021-10-28 09:51:19,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:51:19,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:51:19,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:51:19,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:51:19,306 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:51:19,308 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:51:19,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:51:19,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:51:19,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:51:19,325 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:51:19,327 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:51:19,327 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:51:19,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:51:19,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:51:19,337 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:51:19,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:51:19,340 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:51:19,348 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:51:19,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:51:19,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:51:19,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:51:19,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:51:19,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:51:19,374 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:51:19,374 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:51:19,375 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:51:19,377 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:51:19,378 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:51:19,380 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:51:19,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:51:19,381 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:51:19,383 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:51:19,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:51:19,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:51:19,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:51:19,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:51:19,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:51:19,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:51:19,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:51:19,392 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:51:19,393 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-10-28 09:51:19,439 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:51:19,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:51:19,440 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:51:19,441 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:51:19,443 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:51:19,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:51:19,443 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:51:19,444 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:51:19,445 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:51:19,445 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:51:19,446 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:51:19,446 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:51:19,447 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:51:19,447 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 09:51:19,447 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 09:51:19,447 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 09:51:19,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:51:19,448 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 09:51:19,448 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 09:51:19,448 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 09:51:19,449 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:51:19,449 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:51:19,449 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:51:19,449 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:51:19,450 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:51:19,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:51:19,450 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:51:19,451 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:51:19,451 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 09:51:19,451 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 09:51:19,451 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:51:19,452 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 09:51:19,452 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_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2021-10-28 09:51:19,809 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:51:19,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:51:19,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:51:19,849 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:51:19,849 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:51:19,850 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-28 09:51:19,916 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg/data/1216a23b3/68efa139cd284e5b92d167f98c7ee474/FLAG7fc5df690 [2021-10-28 09:51:20,631 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:51:20,632 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-10-28 09:51:20,648 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg/data/1216a23b3/68efa139cd284e5b92d167f98c7ee474/FLAG7fc5df690 [2021-10-28 09:51:20,910 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_346d6cfc-5c76-431d-9168-1766bdcd25b0/bin/uautomizer-UnR33cPsHg/data/1216a23b3/68efa139cd284e5b92d167f98c7ee474 [2021-10-28 09:51:20,912 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:51:20,914 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 09:51:20,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:51:20,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:51:20,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:51:20,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:51:20" (1/1) ... [2021-10-28 09:51:20,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5945dd60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:51:20, skipping insertion in model container [2021-10-28 09:51:20,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:51:20" (1/1) ... [2021-10-28 09:51:20,933 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:51:21,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:51:21,390 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-28 09:51:21,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7e617253 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:51:21, skipping insertion in model container [2021-10-28 09:51:21,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:51:21,393 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 09:51:21,396 INFO L168 Benchmark]: Toolchain (without parser) took 480.04 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 26.2 MB in the beginning and 47.9 MB in the end (delta: -21.7 MB). Peak memory consumption was 3.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:51:21,398 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 50.3 MB. Free memory is still 31.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:51:21,401 INFO L168 Benchmark]: CACSL2BoogieTranslator took 476.88 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 26.1 MB in the beginning and 47.9 MB in the end (delta: -21.8 MB). Peak memory consumption was 3.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:51:21,403 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 50.3 MB. Free memory is still 31.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 476.88 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 26.1 MB in the beginning and 47.9 MB in the end (delta: -21.8 MB). Peak memory consumption was 3.6 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...