./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 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7/config/svcomp-MemCleanup-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:23:14,339 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:23:14,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:23:14,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:23:14,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:23:14,390 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:23:14,392 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:23:14,396 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:23:14,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:23:14,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:23:14,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:23:14,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:23:14,407 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:23:14,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:23:14,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:23:14,419 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:23:14,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:23:14,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:23:14,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:23:14,432 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:23:14,434 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:23:14,436 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:23:14,439 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:23:14,440 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:23:14,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:23:14,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:23:14,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:23:14,452 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:23:14,452 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:23:14,454 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:23:14,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:23:14,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:23:14,457 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:23:14,458 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:23:14,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:23:14,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:23:14,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:23:14,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:23:14,461 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:23:14,462 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:23:14,463 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:23:14,463 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2021-11-25 20:23:14,509 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:23:14,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:23:14,514 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:23:14,514 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:23:14,515 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:23:14,516 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:23:14,516 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:23:14,516 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:23:14,516 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:23:14,516 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:23:14,517 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:23:14,518 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:23:14,518 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:23:14,518 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:23:14,518 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:23:14,519 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:23:14,519 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:23:14,519 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:23:14,520 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 20:23:14,520 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 20:23:14,520 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:23:14,520 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 20:23:14,521 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 20:23:14,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:23:14,522 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 20:23:14,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:23:14,523 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 20:23:14,523 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 20:23:14,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:23:14,524 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 20:23:14,524 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 20:23:14,524 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:23:14,524 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:23:14,525 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:23:14,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:23:14,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:23:14,525 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:23:14,525 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:23:14,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:23:14,526 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:23:14,526 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:23:14,526 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 [2021-11-25 20:23:14,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:23:14,814 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:23:14,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:23:14,817 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:23:14,818 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:23:14,819 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/memsafety/global-atexit.i [2021-11-25 20:23:14,889 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7/data/39c71b1c8/72d89428d1734b2db002d01f084c9026/FLAGd1f87d970 [2021-11-25 20:23:15,402 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:23:15,402 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/sv-benchmarks/c/memsafety/global-atexit.i [2021-11-25 20:23:15,418 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7/data/39c71b1c8/72d89428d1734b2db002d01f084c9026/FLAGd1f87d970 [2021-11-25 20:23:15,713 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7/data/39c71b1c8/72d89428d1734b2db002d01f084c9026 [2021-11-25 20:23:15,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:23:15,718 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:23:15,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:23:15,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:23:15,727 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:23:15,727 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:23:15" (1/1) ... [2021-11-25 20:23:15,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@506592be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:23:15, skipping insertion in model container [2021-11-25 20:23:15,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:23:15" (1/1) ... [2021-11-25 20:23:15,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:23:15,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:23:16,085 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-11-25 20:23:16,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@56afbc13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:23:16, skipping insertion in model container [2021-11-25 20:23:16,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:23:16,086 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 20:23:16,088 INFO L158 Benchmark]: Toolchain (without parser) took 368.87ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 91.8MB in the end (delta: -15.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 20:23:16,089 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 117.4MB. Free memory is still 93.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:23:16,089 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.16ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 91.8MB in the end (delta: -15.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 20:23:16,091 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 117.4MB. Free memory is still 93.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.16ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 91.8MB in the end (delta: -15.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: Unsupported Syntax Unsupported function: atexit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:23:18,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:23:18,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:23:18,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:23:18,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:23:18,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:23:18,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:23:18,306 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:23:18,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:23:18,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:23:18,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:23:18,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:23:18,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:23:18,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:23:18,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:23:18,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:23:18,319 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:23:18,320 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:23:18,322 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:23:18,325 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:23:18,326 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:23:18,331 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:23:18,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:23:18,336 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:23:18,343 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:23:18,343 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:23:18,344 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:23:18,345 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:23:18,345 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:23:18,346 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:23:18,347 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:23:18,347 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:23:18,348 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:23:18,349 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:23:18,350 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:23:18,350 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:23:18,359 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:23:18,359 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:23:18,359 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:23:18,361 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:23:18,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:23:18,362 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf [2021-11-25 20:23:18,408 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:23:18,408 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:23:18,409 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:23:18,409 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:23:18,409 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:23:18,410 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:23:18,410 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:23:18,410 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:23:18,410 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:23:18,410 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:23:18,410 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:23:18,413 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:23:18,415 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 20:23:18,415 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 20:23:18,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:23:18,415 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 20:23:18,415 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 20:23:18,416 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:23:18,416 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 20:23:18,416 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:23:18,416 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 20:23:18,416 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 20:23:18,416 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:23:18,417 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 20:23:18,417 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 20:23:18,417 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 20:23:18,417 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 20:23:18,418 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:23:18,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:23:18,419 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 20:23:18,419 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:23:18,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:23:18,419 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:23:18,419 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:23:18,420 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 20:23:18,420 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 20:23:18,421 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:23:18,421 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:23:18,421 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_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 [2021-11-25 20:23:18,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:23:18,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:23:18,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:23:18,833 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:23:18,836 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:23:18,838 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/memsafety/global-atexit.i [2021-11-25 20:23:18,912 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7/data/13cdb309d/64b963eac0284ba38a638a32ee4175fb/FLAG07b0746f0 [2021-11-25 20:23:19,510 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:23:19,511 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/sv-benchmarks/c/memsafety/global-atexit.i [2021-11-25 20:23:19,529 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7/data/13cdb309d/64b963eac0284ba38a638a32ee4175fb/FLAG07b0746f0 [2021-11-25 20:23:19,783 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d007044a-fa2b-4707-b762-8f84b5f995c1/bin/utaipan-eEHZpOm5b7/data/13cdb309d/64b963eac0284ba38a638a32ee4175fb [2021-11-25 20:23:19,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:23:19,787 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:23:19,789 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:23:19,789 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:23:19,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:23:19,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:23:19" (1/1) ... [2021-11-25 20:23:19,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16027ebb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:23:19, skipping insertion in model container [2021-11-25 20:23:19,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:23:19" (1/1) ... [2021-11-25 20:23:19,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:23:19,855 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:23:20,183 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-11-25 20:23:20,184 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@8c707c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:23:20, skipping insertion in model container [2021-11-25 20:23:20,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:23:20,184 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 20:23:20,186 INFO L158 Benchmark]: Toolchain (without parser) took 398.01ms. Allocated memory is still 73.4MB. Free memory was 50.0MB in the beginning and 55.6MB in the end (delta: -5.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 20:23:20,187 INFO L158 Benchmark]: CDTParser took 0.85ms. Allocated memory is still 54.5MB. Free memory was 34.6MB in the beginning and 34.5MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:23:20,187 INFO L158 Benchmark]: CACSL2BoogieTranslator took 395.46ms. Allocated memory is still 73.4MB. Free memory was 49.8MB in the beginning and 55.6MB in the end (delta: -5.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 20:23:20,189 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.85ms. Allocated memory is still 54.5MB. Free memory was 34.6MB in the beginning and 34.5MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 395.46ms. Allocated memory is still 73.4MB. Free memory was 49.8MB in the beginning and 55.6MB in the end (delta: -5.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: Unsupported Syntax Unsupported function: atexit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN