./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur/config/svcomp-MemCleanup-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur --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 fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea --- 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-38b53e6 [2022-11-25 23:50:33,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:50:33,397 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:50:33,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:50:33,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:50:33,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:50:33,445 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:50:33,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:50:33,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:50:33,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:50:33,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:50:33,460 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:50:33,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:50:33,461 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:50:33,462 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:50:33,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:50:33,464 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:50:33,465 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:50:33,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:50:33,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:50:33,479 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:50:33,481 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:50:33,483 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:50:33,484 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:50:33,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:50:33,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:50:33,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:50:33,498 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:50:33,499 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:50:33,500 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:50:33,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:50:33,501 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:50:33,503 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:50:33,504 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:50:33,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:50:33,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:50:33,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:50:33,507 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:50:33,507 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:50:33,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:50:33,510 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:50:33,511 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2022-11-25 23:50:33,552 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:50:33,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:50:33,553 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:50:33,553 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:50:33,554 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:50:33,554 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:50:33,554 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:50:33,554 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:50:33,555 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:50:33,555 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:50:33,556 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:50:33,556 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:50:33,556 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:50:33,557 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:50:33,557 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:50:33,557 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:50:33,557 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:50:33,557 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:50:33,558 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 23:50:33,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 23:50:33,559 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:50:33,559 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 23:50:33,559 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:50:33,559 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:50:33,559 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 23:50:33,560 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:50:33,560 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 23:50:33,560 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 23:50:33,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:50:33,561 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 23:50:33,561 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 23:50:33,561 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:50:33,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:50:33,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:50:33,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:50:33,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:50:33,562 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:50:33,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:50:33,563 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:50:33,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:50:33,563 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:50:33,563 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_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2022-11-25 23:50:33,865 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:50:33,895 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:50:33,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:50:33,898 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:50:33,899 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:50:33,900 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/memsafety/global-atexit-3.i [2022-11-25 23:50:37,031 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:50:37,274 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:50:37,274 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/sv-benchmarks/c/memsafety/global-atexit-3.i [2022-11-25 23:50:37,288 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur/data/4fb2521f6/7c11db8cf55a4130b4abb676320f67fe/FLAG8c2826c2c [2022-11-25 23:50:37,314 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur/data/4fb2521f6/7c11db8cf55a4130b4abb676320f67fe [2022-11-25 23:50:37,320 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:50:37,321 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:50:37,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:50:37,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:50:37,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:50:37,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:50:37" (1/1) ... [2022-11-25 23:50:37,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@289447a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:50:37, skipping insertion in model container [2022-11-25 23:50:37,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:50:37" (1/1) ... [2022-11-25 23:50:37,341 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:50:37,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:50:37,662 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-11-25 23:50:37,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@49d7325d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:50:37, skipping insertion in model container [2022-11-25 23:50:37,662 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:50:37,663 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 23:50:37,665 INFO L158 Benchmark]: Toolchain (without parser) took 342.48ms. Allocated memory is still 144.7MB. Free memory was 103.3MB in the beginning and 92.2MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-25 23:50:37,665 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 102.8MB. Free memory was 76.9MB in the beginning and 76.7MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:50:37,666 INFO L158 Benchmark]: CACSL2BoogieTranslator took 336.97ms. Allocated memory is still 144.7MB. Free memory was 103.3MB in the beginning and 92.2MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-25 23:50:37,668 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 102.8MB. Free memory was 76.9MB in the beginning and 76.7MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 336.97ms. Allocated memory is still 144.7MB. Free memory was 103.3MB in the beginning and 92.2MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur --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 fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea --- 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-38b53e6 [2022-11-25 23:50:40,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:50:40,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:50:40,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:50:40,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:50:40,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:50:40,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:50:40,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:50:40,085 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:50:40,086 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:50:40,087 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:50:40,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:50:40,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:50:40,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:50:40,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:50:40,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:50:40,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:50:40,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:50:40,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:50:40,099 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:50:40,101 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:50:40,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:50:40,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:50:40,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:50:40,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:50:40,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:50:40,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:50:40,110 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:50:40,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:50:40,112 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:50:40,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:50:40,113 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:50:40,114 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:50:40,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:50:40,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:50:40,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:50:40,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:50:40,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:50:40,118 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:50:40,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:50:40,120 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:50:40,125 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf [2022-11-25 23:50:40,164 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:50:40,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:50:40,166 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:50:40,166 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:50:40,167 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:50:40,168 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:50:40,168 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:50:40,168 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:50:40,169 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:50:40,169 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:50:40,170 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:50:40,170 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:50:40,171 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 23:50:40,171 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 23:50:40,172 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:50:40,172 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 23:50:40,172 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:50:40,172 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:50:40,173 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 23:50:40,173 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:50:40,173 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 23:50:40,174 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 23:50:40,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:50:40,174 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 23:50:40,174 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 23:50:40,175 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 23:50:40,175 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 23:50:40,175 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:50:40,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:50:40,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 23:50:40,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:50:40,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:50:40,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:50:40,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:50:40,177 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 23:50:40,178 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 23:50:40,178 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:50:40,178 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 23:50:40,178 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_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2022-11-25 23:50:40,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:50:40,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:50:40,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:50:40,604 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:50:40,605 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:50:40,606 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/memsafety/global-atexit-3.i [2022-11-25 23:50:43,844 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:50:44,111 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:50:44,112 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/sv-benchmarks/c/memsafety/global-atexit-3.i [2022-11-25 23:50:44,125 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur/data/f5768b6b4/d60661402a8c4329b7339f0be882fc14/FLAG99bd7a0d3 [2022-11-25 23:50:44,158 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a9ba23-06a9-4f00-b27a-d7aa293f62ac/bin/utaipan-ByfvJB40ur/data/f5768b6b4/d60661402a8c4329b7339f0be882fc14 [2022-11-25 23:50:44,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:50:44,167 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:50:44,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:50:44,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:50:44,179 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:50:44,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:50:44" (1/1) ... [2022-11-25 23:50:44,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63dbd45a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:50:44, skipping insertion in model container [2022-11-25 23:50:44,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:50:44" (1/1) ... [2022-11-25 23:50:44,190 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:50:44,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:50:44,557 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-11-25 23:50:44,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@dca2ad1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:50:44, skipping insertion in model container [2022-11-25 23:50:44,558 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:50:44,559 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 23:50:44,562 INFO L158 Benchmark]: Toolchain (without parser) took 393.70ms. Allocated memory is still 67.1MB. Free memory was 36.3MB in the beginning and 45.9MB in the end (delta: -9.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-25 23:50:44,563 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:50:44,564 INFO L158 Benchmark]: CACSL2BoogieTranslator took 384.85ms. Allocated memory is still 67.1MB. Free memory was 36.1MB in the beginning and 45.9MB in the end (delta: -9.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-25 23:50:44,566 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 384.85ms. Allocated memory is still 67.1MB. Free memory was 36.1MB in the beginning and 45.9MB in the end (delta: -9.9MB). Peak memory consumption was 12.6MB. 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