./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 e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 11:37:43,288 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:37:43,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:37:43,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:37:43,343 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:37:43,345 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:37:43,347 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:37:43,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:37:43,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:37:43,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:37:43,359 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:37:43,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:37:43,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:37:43,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:37:43,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:37:43,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:37:43,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:37:43,381 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:37:43,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:37:43,385 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:37:43,396 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:37:43,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:37:43,401 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:37:43,402 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:37:43,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:37:43,416 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:37:43,416 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:37:43,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:37:43,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:37:43,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:37:43,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:37:43,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:37:43,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:37:43,427 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:37:43,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:37:43,429 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:37:43,430 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:37:43,430 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:37:43,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:37:43,432 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:37:43,432 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:37:43,433 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-16 11:37:43,464 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:37:43,465 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:37:43,466 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:37:43,466 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:37:43,467 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:37:43,467 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:37:43,468 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:37:43,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:37:43,468 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:37:43,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:37:43,470 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:37:43,470 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:37:43,470 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:37:43,471 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:37:43,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:37:43,471 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 11:37:43,471 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 11:37:43,471 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 11:37:43,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:37:43,472 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 11:37:43,472 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:37:43,472 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:37:43,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:37:43,473 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:37:43,475 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:37:43,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:37:43,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:37:43,475 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:37:43,476 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:37:43,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 11:37:43,476 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_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2022-11-16 11:37:43,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:37:43,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:37:43,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:37:43,809 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:37:43,809 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:37:43,812 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-16 11:37:43,886 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8/data/1600f2d41/bcf1e105bce64894965c4a1c239727da/FLAG01d2c27e9 [2022-11-16 11:37:44,483 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:37:44,484 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-16 11:37:44,502 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8/data/1600f2d41/bcf1e105bce64894965c4a1c239727da/FLAG01d2c27e9 [2022-11-16 11:37:44,759 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8/data/1600f2d41/bcf1e105bce64894965c4a1c239727da [2022-11-16 11:37:44,762 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:37:44,763 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:37:44,767 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:37:44,767 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:37:44,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:37:44,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:37:44" (1/1) ... [2022-11-16 11:37:44,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78c61529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:37:44, skipping insertion in model container [2022-11-16 11:37:44,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:37:44" (1/1) ... [2022-11-16 11:37:44,787 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:37:44,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:37:45,234 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-11-16 11:37:45,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7d4134ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:37:45, skipping insertion in model container [2022-11-16 11:37:45,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:37:45,237 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 11:37:45,239 INFO L158 Benchmark]: Toolchain (without parser) took 474.40ms. Allocated memory is still 102.8MB. Free memory was 71.2MB in the beginning and 78.1MB in the end (delta: -6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 11:37:45,241 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 102.8MB. Free memory was 55.8MB in the beginning and 55.7MB in the end (delta: 47.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:37:45,243 INFO L158 Benchmark]: CACSL2BoogieTranslator took 469.76ms. Allocated memory is still 102.8MB. Free memory was 70.9MB in the beginning and 78.1MB in the end (delta: -7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 11:37:45,245 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 102.8MB. Free memory was 55.8MB in the beginning and 55.7MB in the end (delta: 47.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 469.76ms. Allocated memory is still 102.8MB. Free memory was 70.9MB in the beginning and 78.1MB in the end (delta: -7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: Unsupported Syntax Unsupported function: atexit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 11:37:47,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:37:47,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:37:47,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:37:47,441 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:37:47,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:37:47,448 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:37:47,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:37:47,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:37:47,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:37:47,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:37:47,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:37:47,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:37:47,471 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:37:47,473 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:37:47,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:37:47,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:37:47,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:37:47,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:37:47,489 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:37:47,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:37:47,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:37:47,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:37:47,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:37:47,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:37:47,512 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:37:47,512 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:37:47,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:37:47,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:37:47,517 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:37:47,517 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:37:47,518 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:37:47,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:37:47,521 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:37:47,523 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:37:47,523 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:37:47,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:37:47,524 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:37:47,525 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:37:47,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:37:47,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:37:47,533 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-16 11:37:47,576 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:37:47,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:37:47,577 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:37:47,578 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:37:47,579 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:37:47,579 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:37:47,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:37:47,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:37:47,582 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:37:47,582 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:37:47,583 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:37:47,583 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:37:47,583 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:37:47,584 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:37:47,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:37:47,584 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 11:37:47,585 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 11:37:47,585 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 11:37:47,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:37:47,585 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 11:37:47,585 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 11:37:47,586 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 11:37:47,586 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:37:47,586 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:37:47,586 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:37:47,587 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:37:47,587 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:37:47,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:37:47,588 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:37:47,588 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:37:47,588 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 11:37:47,588 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 11:37:47,589 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 11:37:47,589 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_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2022-11-16 11:37:48,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:37:48,064 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:37:48,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:37:48,068 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:37:48,071 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:37:48,073 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-16 11:37:48,147 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8/data/3dab30ad9/b45b6d770a454e48a5221339a6eb8958/FLAG2a7c6d76d [2022-11-16 11:37:48,683 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:37:48,684 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-16 11:37:48,696 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8/data/3dab30ad9/b45b6d770a454e48a5221339a6eb8958/FLAG2a7c6d76d [2022-11-16 11:37:49,028 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d662230d-354c-43fd-a7de-29f7ffeec297/bin/uautomizer-tPACEb0tL8/data/3dab30ad9/b45b6d770a454e48a5221339a6eb8958 [2022-11-16 11:37:49,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:37:49,031 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:37:49,033 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:37:49,033 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:37:49,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:37:49,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:37:49" (1/1) ... [2022-11-16 11:37:49,044 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28fa60ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:37:49, skipping insertion in model container [2022-11-16 11:37:49,045 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:37:49" (1/1) ... [2022-11-16 11:37:49,052 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:37:49,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:37:49,439 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-11-16 11:37:49,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6bfdbb4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:37:49, skipping insertion in model container [2022-11-16 11:37:49,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:37:49,441 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 11:37:49,442 INFO L158 Benchmark]: Toolchain (without parser) took 410.25ms. Allocated memory is still 62.9MB. Free memory was 42.3MB in the beginning and 46.1MB in the end (delta: -3.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 11:37:49,443 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 62.9MB. Free memory was 43.6MB in the beginning and 43.6MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:37:49,444 INFO L158 Benchmark]: CACSL2BoogieTranslator took 407.99ms. Allocated memory is still 62.9MB. Free memory was 42.1MB in the beginning and 46.1MB in the end (delta: -4.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 11:37:49,445 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 62.9MB. Free memory was 43.6MB in the beginning and 43.6MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 407.99ms. Allocated memory is still 62.9MB. Free memory was 42.1MB in the beginning and 46.1MB in the end (delta: -4.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: Unsupported Syntax Unsupported function: atexit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN