./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 8393723b 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_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS/config/svcomp-MemCleanup-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS --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-8393723 [2022-11-19 07:54:33,866 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:54:33,868 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:54:33,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:54:33,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:54:33,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:54:33,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:54:33,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:54:33,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:54:33,915 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:54:33,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:54:33,922 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:54:33,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:54:33,925 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:54:33,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:54:33,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:54:33,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:54:33,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:54:33,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:54:33,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:54:33,946 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:54:33,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:54:33,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:54:33,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:54:33,958 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:54:33,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:54:33,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:54:33,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:54:33,965 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:54:33,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:54:33,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:54:33,967 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:54:33,969 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:54:33,970 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:54:33,972 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:54:33,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:54:33,974 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:54:33,974 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:54:33,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:54:33,977 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:54:33,978 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:54:33,979 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2022-11-19 07:54:34,005 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:54:34,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:54:34,006 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:54:34,006 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:54:34,007 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:54:34,007 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:54:34,007 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:54:34,007 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:54:34,008 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:54:34,008 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:54:34,008 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:54:34,008 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:54:34,008 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:54:34,009 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:54:34,009 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:54:34,009 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:54:34,009 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:54:34,009 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:54:34,010 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 07:54:34,010 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 07:54:34,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:54:34,011 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 07:54:34,011 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 07:54:34,011 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:54:34,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 07:54:34,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:54:34,012 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 07:54:34,012 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 07:54:34,012 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:54:34,013 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 07:54:34,013 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 07:54:34,013 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:54:34,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:54:34,013 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:54:34,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:54:34,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:54:34,014 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:54:34,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:54:34,015 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:54:34,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:54:34,015 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:54:34,015 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_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2022-11-19 07:54:34,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:54:34,328 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:54:34,332 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:54:34,333 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:54:34,334 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:54:34,335 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/memsafety/global-atexit-3.i [2022-11-19 07:54:34,424 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS/data/f3d111952/21103043d24247fc94e28129579e7681/FLAG946af9945 [2022-11-19 07:54:34,999 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:54:34,999 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/sv-benchmarks/c/memsafety/global-atexit-3.i [2022-11-19 07:54:35,012 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS/data/f3d111952/21103043d24247fc94e28129579e7681/FLAG946af9945 [2022-11-19 07:54:35,309 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS/data/f3d111952/21103043d24247fc94e28129579e7681 [2022-11-19 07:54:35,311 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:54:35,313 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:54:35,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:54:35,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:54:35,322 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:54:35,323 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:54:35" (1/1) ... [2022-11-19 07:54:35,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6344048a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:35, skipping insertion in model container [2022-11-19 07:54:35,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:54:35" (1/1) ... [2022-11-19 07:54:35,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:54:35,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:54:35,749 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-11-19 07:54:35,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3621b9de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:35, skipping insertion in model container [2022-11-19 07:54:35,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:54:35,750 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:54:35,753 INFO L158 Benchmark]: Toolchain (without parser) took 438.72ms. Allocated memory is still 127.9MB. Free memory was 89.3MB in the beginning and 101.4MB in the end (delta: -12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 07:54:35,754 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 127.9MB. Free memory was 98.2MB in the beginning and 98.2MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:54:35,756 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.01ms. Allocated memory is still 127.9MB. Free memory was 89.1MB in the beginning and 101.4MB in the end (delta: -12.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 07:54:35,757 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 127.9MB. Free memory was 98.2MB in the beginning and 98.2MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 435.01ms. Allocated memory is still 127.9MB. Free memory was 89.1MB in the beginning and 101.4MB in the end (delta: -12.3MB). 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS --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-8393723 [2022-11-19 07:54:37,919 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:54:37,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:54:37,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:54:37,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:54:37,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:54:37,970 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:54:37,976 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:54:37,978 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:54:37,985 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:54:37,987 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:54:37,988 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:54:37,988 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:54:37,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:54:37,990 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:54:37,991 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:54:37,992 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:54:37,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:54:37,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:54:37,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:54:38,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:54:38,007 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:54:38,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:54:38,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:54:38,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:54:38,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:54:38,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:54:38,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:54:38,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:54:38,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:54:38,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:54:38,020 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:54:38,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:54:38,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:54:38,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:54:38,024 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:54:38,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:54:38,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:54:38,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:54:38,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:54:38,028 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:54:38,028 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf [2022-11-19 07:54:38,064 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:54:38,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:54:38,065 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:54:38,065 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:54:38,066 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:54:38,066 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:54:38,066 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:54:38,067 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:54:38,067 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:54:38,067 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:54:38,068 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:54:38,068 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:54:38,070 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 07:54:38,070 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 07:54:38,070 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:54:38,070 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 07:54:38,071 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 07:54:38,071 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:54:38,071 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 07:54:38,071 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:54:38,071 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 07:54:38,072 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 07:54:38,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:54:38,072 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 07:54:38,072 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 07:54:38,073 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 07:54:38,073 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 07:54:38,073 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:54:38,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:54:38,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 07:54:38,074 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:54:38,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:54:38,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:54:38,075 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:54:38,075 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 07:54:38,075 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 07:54:38,076 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:54:38,076 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 07:54:38,076 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_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2022-11-19 07:54:38,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:54:38,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:54:38,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:54:38,494 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:54:38,495 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:54:38,497 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/memsafety/global-atexit-3.i [2022-11-19 07:54:38,580 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS/data/e56384552/a72b81e0c6ed4472a0e5d5216bdb5c4f/FLAG5c7f9994a [2022-11-19 07:54:39,216 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:54:39,217 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/sv-benchmarks/c/memsafety/global-atexit-3.i [2022-11-19 07:54:39,230 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS/data/e56384552/a72b81e0c6ed4472a0e5d5216bdb5c4f/FLAG5c7f9994a [2022-11-19 07:54:39,502 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9125402-b701-4070-ad53-e899389adb34/bin/utaipan-I9t0OCRTmS/data/e56384552/a72b81e0c6ed4472a0e5d5216bdb5c4f [2022-11-19 07:54:39,504 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:54:39,506 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:54:39,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:54:39,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:54:39,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:54:39,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:54:39" (1/1) ... [2022-11-19 07:54:39,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38ef45fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:39, skipping insertion in model container [2022-11-19 07:54:39,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:54:39" (1/1) ... [2022-11-19 07:54:39,533 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:54:39,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:54:39,920 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-11-19 07:54:39,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7733e924 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:39, skipping insertion in model container [2022-11-19 07:54:39,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:54:39,922 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:54:39,925 INFO L158 Benchmark]: Toolchain (without parser) took 417.60ms. Allocated memory is still 60.8MB. Free memory was 40.3MB in the beginning and 43.6MB in the end (delta: -3.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-19 07:54:39,926 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 43.3MB in the beginning and 43.2MB in the end (delta: 52.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:54:39,928 INFO L158 Benchmark]: CACSL2BoogieTranslator took 415.14ms. Allocated memory is still 60.8MB. Free memory was 40.2MB in the beginning and 43.6MB in the end (delta: -3.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-19 07:54:39,930 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 43.3MB in the beginning and 43.2MB in the end (delta: 52.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 415.14ms. Allocated memory is still 60.8MB. Free memory was 40.2MB in the beginning and 43.6MB in the end (delta: -3.4MB). 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