./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 b5237d83 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_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba/config/svcomp-MemCleanup-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba --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-b5237d8 [2022-11-22 00:20:55,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:20:55,233 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:20:55,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:20:55,263 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:20:55,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:20:55,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:20:55,275 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:20:55,279 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:20:55,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:20:55,287 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:20:55,289 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:20:55,291 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:20:55,294 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:20:55,295 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:20:55,296 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:20:55,297 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:20:55,297 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:20:55,299 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:20:55,301 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:20:55,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:20:55,305 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:20:55,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:20:55,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:20:55,311 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:20:55,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:20:55,312 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:20:55,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:20:55,314 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:20:55,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:20:55,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:20:55,316 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:20:55,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:20:55,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:20:55,324 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:20:55,324 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:20:55,325 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:20:55,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:20:55,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:20:55,327 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:20:55,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:20:55,328 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2022-11-22 00:20:55,378 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:20:55,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:20:55,379 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:20:55,379 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:20:55,380 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:20:55,380 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:20:55,381 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:20:55,381 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:20:55,381 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:20:55,381 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 00:20:55,382 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:20:55,382 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:20:55,382 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 00:20:55,382 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 00:20:55,382 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:20:55,383 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 00:20:55,383 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 00:20:55,383 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 00:20:55,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 00:20:55,384 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 00:20:55,384 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:20:55,385 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 00:20:55,385 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:20:55,385 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:20:55,385 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 00:20:55,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:20:55,386 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-22 00:20:55,386 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-22 00:20:55,386 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:20:55,386 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 00:20:55,387 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 00:20:55,387 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:20:55,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:20:55,387 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:20:55,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:20:55,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:20:55,388 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 00:20:55,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:20:55,388 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 00:20:55,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 00:20:55,389 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:20:55,389 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_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2022-11-22 00:20:55,692 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:20:55,726 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:20:55,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:20:55,731 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:20:55,732 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:20:55,733 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/memsafety/global-atexit-3.i [2022-11-22 00:20:58,733 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:20:59,068 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:20:59,069 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/sv-benchmarks/c/memsafety/global-atexit-3.i [2022-11-22 00:20:59,089 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba/data/2fd216281/8c8962fe2bcd4516aa8e2a32c22b96bc/FLAGe907ef1af [2022-11-22 00:20:59,109 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba/data/2fd216281/8c8962fe2bcd4516aa8e2a32c22b96bc [2022-11-22 00:20:59,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:20:59,113 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:20:59,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:20:59,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:20:59,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:20:59,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:20:59" (1/1) ... [2022-11-22 00:20:59,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c3dca4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:20:59, skipping insertion in model container [2022-11-22 00:20:59,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:20:59" (1/1) ... [2022-11-22 00:20:59,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:20:59,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:20:59,433 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-11-22 00:20:59,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5683ef9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:20:59, skipping insertion in model container [2022-11-22 00:20:59,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:20:59,434 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 00:20:59,437 INFO L158 Benchmark]: Toolchain (without parser) took 322.72ms. Allocated memory is still 165.7MB. Free memory was 137.8MB in the beginning and 127.0MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-22 00:20:59,437 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 125.8MB. Free memory is still 98.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:20:59,438 INFO L158 Benchmark]: CACSL2BoogieTranslator took 319.09ms. Allocated memory is still 165.7MB. Free memory was 137.5MB in the beginning and 127.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-22 00:20:59,440 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 125.8MB. Free memory is still 98.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 319.09ms. Allocated memory is still 165.7MB. Free memory was 137.5MB in the beginning and 127.0MB in the end (delta: 10.5MB). 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba --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-b5237d8 [2022-11-22 00:21:01,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:21:01,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:21:01,797 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:21:01,797 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:21:01,801 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:21:01,804 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:21:01,808 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:21:01,810 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:21:01,815 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:21:01,817 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:21:01,819 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:21:01,820 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:21:01,822 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:21:01,824 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:21:01,830 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:21:01,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:21:01,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:21:01,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:21:01,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:21:01,837 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:21:01,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:21:01,839 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:21:01,840 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:21:01,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:21:01,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:21:01,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:21:01,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:21:01,845 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:21:01,846 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:21:01,847 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:21:01,848 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:21:01,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:21:01,849 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:21:01,856 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:21:01,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:21:01,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:21:01,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:21:01,880 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:21:01,881 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:21:01,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:21:01,884 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf [2022-11-22 00:21:01,923 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:21:01,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:21:01,924 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:21:01,924 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:21:01,925 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:21:01,925 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:21:01,926 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:21:01,926 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:21:01,926 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:21:01,926 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:21:01,927 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:21:01,928 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:21:01,928 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 00:21:01,929 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 00:21:01,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:21:01,929 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 00:21:01,929 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:21:01,929 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:21:01,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 00:21:01,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:21:01,930 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-22 00:21:01,930 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-22 00:21:01,930 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:21:01,930 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 00:21:01,931 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 00:21:01,931 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 00:21:01,931 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 00:21:01,931 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:21:01,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:21:01,932 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 00:21:01,932 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:21:01,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:21:01,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:21:01,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:21:01,933 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 00:21:01,933 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 00:21:01,933 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:21:01,933 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 00:21:01,933 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_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2022-11-22 00:21:02,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:21:02,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:21:02,392 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:21:02,393 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:21:02,393 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:21:02,395 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/memsafety/global-atexit-3.i [2022-11-22 00:21:05,441 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:21:05,780 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:21:05,780 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/sv-benchmarks/c/memsafety/global-atexit-3.i [2022-11-22 00:21:05,791 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba/data/9c37cc6e6/51cce090338749029b7b74d411127bb9/FLAG245105e02 [2022-11-22 00:21:05,805 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3067e97-5ba3-43a4-b4a6-2017e466f939/bin/utaipan-g80aRyZoba/data/9c37cc6e6/51cce090338749029b7b74d411127bb9 [2022-11-22 00:21:05,807 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:21:05,809 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:21:05,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:21:05,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:21:05,817 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:21:05,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:21:05" (1/1) ... [2022-11-22 00:21:05,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3642022a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:05, skipping insertion in model container [2022-11-22 00:21:05,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:21:05" (1/1) ... [2022-11-22 00:21:05,826 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:21:05,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:21:06,190 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-11-22 00:21:06,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@12de6b36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:06, skipping insertion in model container [2022-11-22 00:21:06,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:21:06,192 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 00:21:06,194 INFO L158 Benchmark]: Toolchain (without parser) took 384.58ms. Allocated memory is still 77.6MB. Free memory was 52.9MB in the beginning and 41.7MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-22 00:21:06,195 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 77.6MB. Free memory is still 55.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:21:06,195 INFO L158 Benchmark]: CACSL2BoogieTranslator took 382.21ms. Allocated memory is still 77.6MB. Free memory was 52.7MB in the beginning and 41.9MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-22 00:21:06,197 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 77.6MB. Free memory is still 55.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 382.21ms. Allocated memory is still 77.6MB. Free memory was 52.7MB in the beginning and 41.9MB in the end (delta: 10.7MB). 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