./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 5e519f3a 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_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI/config/svcomp-MemCleanup-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI --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-5e519f3 [2022-11-03 01:57:23,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:57:23,205 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:57:23,240 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:57:23,241 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:57:23,243 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:57:23,244 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:57:23,247 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:57:23,249 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:57:23,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:57:23,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:57:23,253 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:57:23,254 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:57:23,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:57:23,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:57:23,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:57:23,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:57:23,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:57:23,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:57:23,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:57:23,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:57:23,269 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:57:23,271 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:57:23,272 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:57:23,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:57:23,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:57:23,277 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:57:23,278 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:57:23,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:57:23,280 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:57:23,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:57:23,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:57:23,283 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:57:23,283 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:57:23,285 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:57:23,285 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:57:23,286 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:57:23,287 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:57:23,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:57:23,288 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:57:23,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:57:23,291 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2022-11-03 01:57:23,318 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:57:23,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:57:23,319 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:57:23,320 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:57:23,320 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:57:23,321 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:57:23,321 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:57:23,321 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:57:23,322 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:57:23,322 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 01:57:23,322 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:57:23,323 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:57:23,323 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 01:57:23,323 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 01:57:23,324 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:57:23,324 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 01:57:23,324 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 01:57:23,325 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 01:57:23,326 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-03 01:57:23,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-03 01:57:23,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:57:23,327 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 01:57:23,327 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-03 01:57:23,327 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 01:57:23,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 01:57:23,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:57:23,328 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-03 01:57:23,329 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-03 01:57:23,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:57:23,329 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 01:57:23,330 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 01:57:23,330 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:57:23,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:57:23,331 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:57:23,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:57:23,331 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:57:23,332 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 01:57:23,332 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:57:23,332 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 01:57:23,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 01:57:23,333 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:57:23,333 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_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2022-11-03 01:57:23,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:57:23,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:57:23,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:57:23,746 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:57:23,747 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:57:23,748 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/memsafety/global-atexit-3.i [2022-11-03 01:57:23,840 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI/data/0a47f2c1a/2a6abe68a9e44fceb74c50f0bd7f5bb6/FLAGe94d48bd1 [2022-11-03 01:57:24,534 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:57:24,535 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/sv-benchmarks/c/memsafety/global-atexit-3.i [2022-11-03 01:57:24,547 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI/data/0a47f2c1a/2a6abe68a9e44fceb74c50f0bd7f5bb6/FLAGe94d48bd1 [2022-11-03 01:57:24,807 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI/data/0a47f2c1a/2a6abe68a9e44fceb74c50f0bd7f5bb6 [2022-11-03 01:57:24,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:57:24,815 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:57:24,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:57:24,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:57:24,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:57:24,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:57:24" (1/1) ... [2022-11-03 01:57:24,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ca53801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:57:24, skipping insertion in model container [2022-11-03 01:57:24,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:57:24" (1/1) ... [2022-11-03 01:57:24,840 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:57:24,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:57:25,267 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-11-03 01:57:25,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@70971e76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:57:25, skipping insertion in model container [2022-11-03 01:57:25,269 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:57:25,269 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 01:57:25,272 INFO L158 Benchmark]: Toolchain (without parser) took 456.12ms. Allocated memory is still 90.2MB. Free memory was 56.8MB in the beginning and 64.0MB in the end (delta: -7.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 01:57:25,275 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 90.2MB. Free memory was 46.4MB in the beginning and 46.3MB in the end (delta: 47.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:57:25,277 INFO L158 Benchmark]: CACSL2BoogieTranslator took 448.66ms. Allocated memory is still 90.2MB. Free memory was 56.4MB in the beginning and 64.0MB in the end (delta: -7.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 01:57:25,280 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 90.2MB. Free memory was 46.4MB in the beginning and 46.3MB in the end (delta: 47.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 448.66ms. Allocated memory is still 90.2MB. Free memory was 56.4MB in the beginning and 64.0MB in the end (delta: -7.6MB). 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_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI --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-5e519f3 [2022-11-03 01:57:27,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:57:27,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:57:27,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:57:27,971 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:57:27,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:57:27,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:57:27,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:57:27,993 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:57:27,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:57:27,998 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:57:28,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:57:28,001 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:57:28,008 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:57:28,010 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:57:28,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:57:28,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:57:28,017 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:57:28,023 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:57:28,026 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:57:28,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:57:28,039 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:57:28,041 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:57:28,043 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:57:28,048 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:57:28,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:57:28,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:57:28,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:57:28,055 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:57:28,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:57:28,057 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:57:28,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:57:28,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:57:28,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:57:28,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:57:28,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:57:28,066 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:57:28,066 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:57:28,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:57:28,069 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:57:28,070 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:57:28,076 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf [2022-11-03 01:57:28,156 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:57:28,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:57:28,157 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:57:28,157 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:57:28,158 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:57:28,158 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:57:28,159 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:57:28,159 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:57:28,159 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:57:28,159 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:57:28,159 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:57:28,160 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:57:28,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-03 01:57:28,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-03 01:57:28,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:57:28,161 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 01:57:28,162 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-03 01:57:28,162 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 01:57:28,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 01:57:28,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:57:28,162 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-03 01:57:28,163 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-03 01:57:28,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:57:28,163 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 01:57:28,163 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 01:57:28,164 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 01:57:28,164 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 01:57:28,164 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:57:28,164 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:57:28,164 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 01:57:28,165 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:57:28,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:57:28,165 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:57:28,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:57:28,166 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 01:57:28,166 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 01:57:28,166 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:57:28,169 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 01:57:28,169 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_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2022-11-03 01:57:28,652 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:57:28,689 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:57:28,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:57:28,694 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:57:28,696 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:57:28,698 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/memsafety/global-atexit-3.i [2022-11-03 01:57:28,796 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI/data/be0f0844b/b335b7eaa6cf4c7895c9664792e50c1a/FLAG1d41c8a97 [2022-11-03 01:57:29,533 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:57:29,534 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/sv-benchmarks/c/memsafety/global-atexit-3.i [2022-11-03 01:57:29,562 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI/data/be0f0844b/b335b7eaa6cf4c7895c9664792e50c1a/FLAG1d41c8a97 [2022-11-03 01:57:29,816 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac179187-d7c1-4333-ac30-defa315e7c9b/bin/utaipan-7li7fVZpFI/data/be0f0844b/b335b7eaa6cf4c7895c9664792e50c1a [2022-11-03 01:57:29,820 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:57:29,822 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:57:29,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:57:29,826 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:57:29,832 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:57:29,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:57:29" (1/1) ... [2022-11-03 01:57:29,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f577100 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:57:29, skipping insertion in model container [2022-11-03 01:57:29,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:57:29" (1/1) ... [2022-11-03 01:57:29,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:57:29,904 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:57:30,365 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-11-03 01:57:30,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ff5965a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:57:30, skipping insertion in model container [2022-11-03 01:57:30,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:57:30,369 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 01:57:30,371 INFO L158 Benchmark]: Toolchain (without parser) took 547.86ms. Allocated memory is still 81.8MB. Free memory was 65.9MB in the beginning and 64.7MB in the end (delta: 1.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 01:57:30,373 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 81.8MB. Free memory is still 63.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:57:30,375 INFO L158 Benchmark]: CACSL2BoogieTranslator took 542.86ms. Allocated memory is still 81.8MB. Free memory was 65.7MB in the beginning and 64.7MB in the end (delta: 993.0kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 01:57:30,378 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 81.8MB. Free memory is still 63.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 542.86ms. Allocated memory is still 81.8MB. Free memory was 65.7MB in the beginning and 64.7MB in the end (delta: 993.0kB). 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