./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 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8/config/svcomp-MemCleanup-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8 --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 --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:31:31,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:31:31,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:31:31,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:31:31,077 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:31:31,078 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:31:31,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:31:31,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:31:31,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:31:31,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:31:31,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:31:31,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:31:31,092 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:31:31,093 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:31:31,095 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:31:31,097 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:31:31,099 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:31:31,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:31:31,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:31:31,106 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:31:31,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:31:31,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:31:31,112 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:31:31,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:31:31,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:31:31,127 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:31:31,128 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:31:31,129 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:31:31,130 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:31:31,131 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:31:31,132 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:31:31,133 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:31:31,133 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:31:31,134 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:31:31,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:31:31,136 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:31:31,137 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:31:31,137 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:31:31,137 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:31:31,138 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:31:31,138 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:31:31,140 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2021-11-07 01:31:31,183 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:31:31,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:31:31,185 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:31:31,185 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:31:31,185 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:31:31,185 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:31:31,186 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:31:31,186 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:31:31,186 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:31:31,186 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:31:31,187 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:31:31,187 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:31:31,187 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:31:31,187 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:31:31,188 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:31:31,188 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 01:31:31,189 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 01:31:31,189 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:31:31,189 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:31:31,189 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 01:31:31,189 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:31:31,190 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:31:31,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:31:31,190 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-07 01:31:31,190 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-07 01:31:31,191 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:31:31,191 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:31:31,191 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:31:31,191 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:31:31,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:31:31,192 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:31:31,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:31:31,192 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:31:31,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:31:31,193 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:31:31,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:31:31,193 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:31:31,193 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:31:31,199 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2021-11-07 01:31:31,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:31:31,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:31:31,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:31:31,547 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:31:31,548 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:31:31,549 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-11-07 01:31:31,641 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8/data/dbbf10b2e/2821af20efda4dcb88ba516fa3f5a69b/FLAGbe6fe27d4 [2021-11-07 01:31:32,189 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:31:32,190 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-11-07 01:31:32,211 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8/data/dbbf10b2e/2821af20efda4dcb88ba516fa3f5a69b/FLAGbe6fe27d4 [2021-11-07 01:31:32,533 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8/data/dbbf10b2e/2821af20efda4dcb88ba516fa3f5a69b [2021-11-07 01:31:32,536 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:31:32,537 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:31:32,541 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:31:32,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:31:32,545 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:31:32,546 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:31:32" (1/1) ... [2021-11-07 01:31:32,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dca1b85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:32, skipping insertion in model container [2021-11-07 01:31:32,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:31:32" (1/1) ... [2021-11-07 01:31:32,558 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:31:32,620 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:31:32,982 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-11-07 01:31:32,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6754a4c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:32, skipping insertion in model container [2021-11-07 01:31:32,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:31:32,985 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:31:32,988 INFO L168 Benchmark]: Toolchain (without parser) took 448.51 ms. Allocated memory is still 104.9 MB. Free memory was 65.6 MB in the beginning and 79.6 MB in the end (delta: -14.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:31:32,989 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 104.9 MB. Free memory is still 83.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:31:32,991 INFO L168 Benchmark]: CACSL2BoogieTranslator took 443.77 ms. Allocated memory is still 104.9 MB. Free memory was 65.4 MB in the beginning and 79.6 MB in the end (delta: -14.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:31:32,993 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 104.9 MB. Free memory is still 83.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 443.77 ms. Allocated memory is still 104.9 MB. Free memory was 65.4 MB in the beginning and 79.6 MB in the end (delta: -14.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8 --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 --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:31:35,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:31:35,519 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:31:35,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:31:35,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:31:35,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:31:35,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:31:35,579 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:31:35,583 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:31:35,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:31:35,592 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:31:35,594 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:31:35,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:31:35,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:31:35,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:31:35,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:31:35,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:31:35,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:31:35,618 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:31:35,627 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:31:35,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:31:35,631 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:31:35,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:31:35,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:31:35,646 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:31:35,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:31:35,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:31:35,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:31:35,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:31:35,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:31:35,652 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:31:35,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:31:35,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:31:35,657 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:31:35,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:31:35,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:31:35,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:31:35,661 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:31:35,661 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:31:35,663 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:31:35,664 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:31:35,672 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf [2021-11-07 01:31:35,728 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:31:35,728 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:31:35,730 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:31:35,730 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:31:35,730 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:31:35,730 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:31:35,731 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:31:35,731 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:31:35,731 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:31:35,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 01:31:35,734 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 01:31:35,734 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:31:35,734 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:31:35,735 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 01:31:35,735 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:31:35,735 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:31:35,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:31:35,736 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-07 01:31:35,736 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-07 01:31:35,736 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:31:35,736 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:31:35,737 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:31:35,737 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:31:35,737 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:31:35,737 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:31:35,738 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:31:35,738 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:31:35,738 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:31:35,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:31:35,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:31:35,739 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:31:35,739 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:31:35,740 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:31:35,740 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:31:35,740 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:31:35,740 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_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2021-11-07 01:31:36,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:31:36,248 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:31:36,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:31:36,252 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:31:36,253 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:31:36,254 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-11-07 01:31:36,329 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8/data/058222372/c6e4303b5c02402c98221bb7808cf9c4/FLAGd147f9a2c [2021-11-07 01:31:36,961 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:31:36,961 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-11-07 01:31:36,992 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8/data/058222372/c6e4303b5c02402c98221bb7808cf9c4/FLAGd147f9a2c [2021-11-07 01:31:37,188 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5fc9a92-a4b8-4435-9c1c-d372557e807a/bin/utaipan-UUZaoUuFF8/data/058222372/c6e4303b5c02402c98221bb7808cf9c4 [2021-11-07 01:31:37,192 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:31:37,193 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:31:37,197 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:31:37,198 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:31:37,201 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:31:37,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:31:37" (1/1) ... [2021-11-07 01:31:37,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d2a9f7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:37, skipping insertion in model container [2021-11-07 01:31:37,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:31:37" (1/1) ... [2021-11-07 01:31:37,214 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:31:37,289 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:31:37,727 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-11-07 01:31:37,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1689589f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:37, skipping insertion in model container [2021-11-07 01:31:37,728 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:31:37,731 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:31:37,734 INFO L168 Benchmark]: Toolchain (without parser) took 538.59 ms. Allocated memory is still 58.7 MB. Free memory was 38.0 MB in the beginning and 27.4 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:31:37,736 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 58.7 MB. Free memory is still 39.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:31:37,738 INFO L168 Benchmark]: CACSL2BoogieTranslator took 533.58 ms. Allocated memory is still 58.7 MB. Free memory was 37.7 MB in the beginning and 27.5 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:31:37,741 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 58.7 MB. Free memory is still 39.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 533.58 ms. Allocated memory is still 58.7 MB. Free memory was 37.7 MB in the beginning and 27.5 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * 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