./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 8393723b 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_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/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_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/bin/utaipan-I9t0OCRTmS/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/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_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/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 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- 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 08:20:09,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:20:09,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:20:09,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:20:09,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:20:09,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:20:09,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:20:09,217 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:20:09,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:20:09,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:20:09,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:20:09,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:20:09,224 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:20:09,225 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:20:09,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:20:09,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:20:09,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:20:09,230 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:20:09,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:20:09,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:20:09,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:20:09,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:20:09,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:20:09,241 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:20:09,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:20:09,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:20:09,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:20:09,248 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:20:09,249 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:20:09,250 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:20:09,251 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:20:09,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:20:09,252 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:20:09,253 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:20:09,255 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:20:09,255 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:20:09,256 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:20:09,256 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:20:09,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:20:09,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:20:09,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:20:09,263 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/bin/utaipan-I9t0OCRTmS/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2022-11-19 08:20:09,308 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:20:09,308 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:20:09,309 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:20:09,309 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:20:09,310 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:20:09,318 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:20:09,319 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:20:09,320 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:20:09,320 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:20:09,320 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 08:20:09,321 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:20:09,321 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:20:09,322 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 08:20:09,322 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 08:20:09,322 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:20:09,322 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 08:20:09,323 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 08:20:09,323 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 08:20:09,324 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 08:20:09,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 08:20:09,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:20:09,325 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 08:20:09,325 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 08:20:09,325 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:20:09,327 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 08:20:09,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:20:09,327 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 08:20:09,328 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 08:20:09,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:20:09,328 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 08:20:09,328 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 08:20:09,329 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:20:09,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:20:09,329 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:20:09,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:20:09,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:20:09,330 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 08:20:09,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:20:09,330 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 08:20:09,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 08:20:09,331 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:20:09,331 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_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2022-11-19 08:20:09,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:20:09,633 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:20:09,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:20:09,637 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:20:09,638 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:20:09,639 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-19 08:20:09,731 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/bin/utaipan-I9t0OCRTmS/data/4fb31c4ed/f33ff8c1ac2540128625962b66f54e90/FLAG9df54c744 [2022-11-19 08:20:10,243 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:20:10,244 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-19 08:20:10,254 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/bin/utaipan-I9t0OCRTmS/data/4fb31c4ed/f33ff8c1ac2540128625962b66f54e90/FLAG9df54c744 [2022-11-19 08:20:10,559 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/bin/utaipan-I9t0OCRTmS/data/4fb31c4ed/f33ff8c1ac2540128625962b66f54e90 [2022-11-19 08:20:10,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:20:10,563 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:20:10,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:20:10,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:20:10,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:20:10,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:20:10" (1/1) ... [2022-11-19 08:20:10,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34946d1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:20:10, skipping insertion in model container [2022-11-19 08:20:10,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:20:10" (1/1) ... [2022-11-19 08:20:10,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:20:10,608 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:20:10,957 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-11-19 08:20:10,958 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7edd3e28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:20:10, skipping insertion in model container [2022-11-19 08:20:10,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:20:10,959 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 08:20:10,962 INFO L158 Benchmark]: Toolchain (without parser) took 396.70ms. Allocated memory was 98.6MB in the beginning and 136.3MB in the end (delta: 37.7MB). Free memory was 64.5MB in the beginning and 110.9MB in the end (delta: -46.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 08:20:10,964 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 98.6MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 08:20:10,966 INFO L158 Benchmark]: CACSL2BoogieTranslator took 393.73ms. Allocated memory was 98.6MB in the beginning and 136.3MB in the end (delta: 37.7MB). Free memory was 64.3MB in the beginning and 110.9MB in the end (delta: -46.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 08:20:10,968 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 98.6MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 393.73ms. Allocated memory was 98.6MB in the beginning and 136.3MB in the end (delta: 37.7MB). Free memory was 64.3MB in the beginning and 110.9MB in the end (delta: -46.6MB). 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/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_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/bin/utaipan-I9t0OCRTmS/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/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_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/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 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- 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 08:20:13,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:20:13,223 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:20:13,246 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:20:13,247 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:20:13,248 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:20:13,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:20:13,253 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:20:13,255 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:20:13,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:20:13,257 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:20:13,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:20:13,260 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:20:13,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:20:13,262 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:20:13,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:20:13,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:20:13,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:20:13,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:20:13,271 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:20:13,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:20:13,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:20:13,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:20:13,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:20:13,281 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:20:13,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:20:13,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:20:13,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:20:13,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:20:13,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:20:13,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:20:13,292 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:20:13,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:20:13,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:20:13,296 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:20:13,296 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:20:13,297 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:20:13,298 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:20:13,298 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:20:13,299 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:20:13,300 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:20:13,304 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/bin/utaipan-I9t0OCRTmS/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf [2022-11-19 08:20:13,340 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:20:13,340 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:20:13,341 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:20:13,341 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:20:13,342 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:20:13,342 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:20:13,342 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:20:13,342 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:20:13,342 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:20:13,343 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:20:13,343 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:20:13,346 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:20:13,347 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 08:20:13,347 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 08:20:13,348 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:20:13,351 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 08:20:13,351 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 08:20:13,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:20:13,352 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 08:20:13,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:20:13,352 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 08:20:13,353 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 08:20:13,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:20:13,353 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 08:20:13,354 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 08:20:13,354 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 08:20:13,354 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 08:20:13,354 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:20:13,355 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:20:13,356 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 08:20:13,356 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:20:13,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:20:13,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:20:13,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:20:13,357 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 08:20:13,358 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 08:20:13,359 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:20:13,359 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 08:20:13,359 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_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2022-11-19 08:20:13,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:20:13,848 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:20:13,853 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:20:13,854 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:20:13,855 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:20:13,857 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-19 08:20:13,959 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/bin/utaipan-I9t0OCRTmS/data/01fc55e22/4cab3eb37f804c4ea64fa74d5b3060b7/FLAGb4cf8b368 [2022-11-19 08:20:14,535 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:20:14,536 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-19 08:20:14,548 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/bin/utaipan-I9t0OCRTmS/data/01fc55e22/4cab3eb37f804c4ea64fa74d5b3060b7/FLAGb4cf8b368 [2022-11-19 08:20:14,863 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2ea2ad6-b654-406d-be0b-9bf8e78e23f7/bin/utaipan-I9t0OCRTmS/data/01fc55e22/4cab3eb37f804c4ea64fa74d5b3060b7 [2022-11-19 08:20:14,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:20:14,867 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:20:14,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:20:14,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:20:14,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:20:14,882 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:20:14" (1/1) ... [2022-11-19 08:20:14,883 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4062a6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:20:14, skipping insertion in model container [2022-11-19 08:20:14,883 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:20:14" (1/1) ... [2022-11-19 08:20:14,891 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:20:14,953 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:20:15,283 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-11-19 08:20:15,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@265592e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:20:15, skipping insertion in model container [2022-11-19 08:20:15,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:20:15,285 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 08:20:15,288 INFO L158 Benchmark]: Toolchain (without parser) took 419.77ms. Allocated memory is still 71.3MB. Free memory was 53.0MB in the beginning and 55.0MB in the end (delta: -2.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 08:20:15,289 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 71.3MB. Free memory is still 52.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 08:20:15,291 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.42ms. Allocated memory is still 71.3MB. Free memory was 52.7MB in the beginning and 55.0MB in the end (delta: -2.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 08:20:15,293 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 71.3MB. Free memory is still 52.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.42ms. Allocated memory is still 71.3MB. Free memory was 52.7MB in the beginning and 55.0MB in the end (delta: -2.3MB). 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 Writing output log to file Ultimate.log Result: UNKNOWN