./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version e04fb08f 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_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8/config/svcomp-MemCleanup-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8 --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 --- 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-e04fb08 [2022-11-16 11:38:50,183 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:38:50,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:38:50,230 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:38:50,231 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:38:50,236 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:38:50,238 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:38:50,242 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:38:50,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:38:50,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:38:50,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:38:50,254 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:38:50,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:38:50,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:38:50,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:38:50,265 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:38:50,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:38:50,268 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:38:50,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:38:50,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:38:50,279 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:38:50,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:38:50,283 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:38:50,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:38:50,296 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:38:50,296 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:38:50,297 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:38:50,299 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:38:50,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:38:50,301 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:38:50,302 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:38:50,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:38:50,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:38:50,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:38:50,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:38:50,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:38:50,311 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:38:50,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:38:50,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:38:50,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:38:50,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:38:50,315 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2022-11-16 11:38:50,359 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:38:50,360 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:38:50,361 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:38:50,361 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:38:50,362 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:38:50,363 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:38:50,363 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:38:50,364 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:38:50,364 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:38:50,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:38:50,366 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:38:50,366 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:38:50,366 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:38:50,367 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:38:50,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:38:50,367 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 11:38:50,367 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 11:38:50,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:38:50,368 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 11:38:50,368 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:38:50,368 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:38:50,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:38:50,369 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:38:50,369 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:38:50,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:38:50,370 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:38:50,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:38:50,372 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:38:50,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 11:38:50,372 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_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 [2022-11-16 11:38:50,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:38:50,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:38:50,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:38:50,764 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:38:50,765 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:38:50,767 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/memsafety/global-atexit-1.i [2022-11-16 11:38:50,841 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8/data/966072a95/a3bbc4ed912746bea94080d04bd139bc/FLAG71a3852e1 [2022-11-16 11:38:51,551 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:38:51,552 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/sv-benchmarks/c/memsafety/global-atexit-1.i [2022-11-16 11:38:51,565 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8/data/966072a95/a3bbc4ed912746bea94080d04bd139bc/FLAG71a3852e1 [2022-11-16 11:38:51,854 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8/data/966072a95/a3bbc4ed912746bea94080d04bd139bc [2022-11-16 11:38:51,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:38:51,858 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:38:51,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:38:51,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:38:51,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:38:51,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:38:51" (1/1) ... [2022-11-16 11:38:51,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@112dba85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:38:51, skipping insertion in model container [2022-11-16 11:38:51,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:38:51" (1/1) ... [2022-11-16 11:38:51,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:38:51,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:38:52,244 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: _Exit [2022-11-16 11:38:52,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6260dea1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:38:52, skipping insertion in model container [2022-11-16 11:38:52,245 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:38:52,246 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 11:38:52,248 INFO L158 Benchmark]: Toolchain (without parser) took 389.20ms. Allocated memory is still 127.9MB. Free memory was 88.1MB in the beginning and 102.2MB in the end (delta: -14.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 11:38:52,253 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 127.9MB. Free memory was 105.3MB in the beginning and 105.2MB in the end (delta: 70.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:38:52,255 INFO L158 Benchmark]: CACSL2BoogieTranslator took 386.04ms. Allocated memory is still 127.9MB. Free memory was 87.9MB in the beginning and 102.2MB in the end (delta: -14.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 11:38:52,257 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 127.9MB. Free memory was 105.3MB in the beginning and 105.2MB in the end (delta: 70.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 386.04ms. Allocated memory is still 127.9MB. Free memory was 87.9MB in the beginning and 102.2MB in the end (delta: -14.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 566]: Unsupported Syntax Unsupported function: _Exit 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_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8 --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 --- 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-e04fb08 [2022-11-16 11:38:54,486 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:38:54,489 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:38:54,515 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:38:54,516 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:38:54,517 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:38:54,519 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:38:54,521 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:38:54,523 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:38:54,525 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:38:54,526 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:38:54,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:38:54,528 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:38:54,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:38:54,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:38:54,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:38:54,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:38:54,535 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:38:54,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:38:54,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:38:54,541 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:38:54,542 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:38:54,544 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:38:54,545 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:38:54,550 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:38:54,550 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:38:54,551 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:38:54,552 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:38:54,553 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:38:54,554 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:38:54,554 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:38:54,555 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:38:54,556 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:38:54,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:38:54,559 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:38:54,559 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:38:54,560 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:38:54,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:38:54,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:38:54,562 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:38:54,563 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:38:54,569 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2022-11-16 11:38:54,616 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:38:54,617 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:38:54,617 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:38:54,617 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:38:54,618 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:38:54,618 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:38:54,619 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:38:54,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:38:54,620 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:38:54,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:38:54,620 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:38:54,621 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:38:54,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:38:54,621 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:38:54,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:38:54,621 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 11:38:54,622 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 11:38:54,622 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:38:54,622 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 11:38:54,622 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 11:38:54,623 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 11:38:54,623 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:38:54,623 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:38:54,623 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:38:54,624 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:38:54,624 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:38:54,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:38:54,624 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:38:54,625 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:38:54,625 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 11:38:54,625 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 11:38:54,625 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 11:38:54,626 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_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 745a3dcabf233c931d88028a0f99b472f3955539f612e882536d3db76f41cba6 [2022-11-16 11:38:55,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:38:55,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:38:55,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:38:55,140 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:38:55,141 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:38:55,145 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/memsafety/global-atexit-1.i [2022-11-16 11:38:55,238 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8/data/8ddc99e95/999e2ed848b547b2914b889e79807d6f/FLAG2c28cff61 [2022-11-16 11:38:55,914 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:38:55,917 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/sv-benchmarks/c/memsafety/global-atexit-1.i [2022-11-16 11:38:55,940 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8/data/8ddc99e95/999e2ed848b547b2914b889e79807d6f/FLAG2c28cff61 [2022-11-16 11:38:56,197 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5eeb5e-2781-4fdd-a108-6ac66f533c6b/bin/uautomizer-tPACEb0tL8/data/8ddc99e95/999e2ed848b547b2914b889e79807d6f [2022-11-16 11:38:56,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:38:56,201 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:38:56,203 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:38:56,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:38:56,215 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:38:56,217 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:38:56" (1/1) ... [2022-11-16 11:38:56,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58813e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:38:56, skipping insertion in model container [2022-11-16 11:38:56,218 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:38:56" (1/1) ... [2022-11-16 11:38:56,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:38:56,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:38:56,601 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: _Exit [2022-11-16 11:38:56,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@9f8edf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:38:56, skipping insertion in model container [2022-11-16 11:38:56,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:38:56,602 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 11:38:56,605 INFO L158 Benchmark]: Toolchain (without parser) took 402.16ms. Allocated memory is still 65.0MB. Free memory was 44.4MB in the beginning and 48.2MB in the end (delta: -3.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 11:38:56,605 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 65.0MB. Free memory was 47.1MB in the beginning and 47.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:38:56,606 INFO L158 Benchmark]: CACSL2BoogieTranslator took 399.42ms. Allocated memory is still 65.0MB. Free memory was 44.2MB in the beginning and 48.2MB in the end (delta: -4.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 11:38:56,608 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 65.0MB. Free memory was 47.1MB in the beginning and 47.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 399.42ms. Allocated memory is still 65.0MB. Free memory was 44.2MB in the beginning and 48.2MB in the end (delta: -4.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 566]: Unsupported Syntax Unsupported function: _Exit 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