./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/printf-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/printf-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:31:23,930 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:31:23,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:31:23,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:31:23,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:31:23,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:31:23,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:31:23,991 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:31:23,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:31:23,995 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:31:23,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:31:23,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:31:23,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:31:23,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:31:24,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:31:24,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:31:24,003 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:31:24,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:31:24,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:31:24,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:31:24,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:31:24,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:31:24,017 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:31:24,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:31:24,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:31:24,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:31:24,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:31:24,024 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:31:24,025 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:31:24,026 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:31:24,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:31:24,027 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:31:24,028 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:31:24,029 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:31:24,030 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:31:24,031 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:31:24,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:31:24,032 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:31:24,032 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:31:24,033 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:31:24,034 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:31:24,035 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-23 02:31:24,061 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:31:24,061 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:31:24,061 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:31:24,062 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:31:24,062 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:31:24,063 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:31:24,063 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:31:24,063 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:31:24,063 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:31:24,064 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:31:24,064 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:31:24,064 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:31:24,064 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:31:24,065 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:31:24,065 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:31:24,065 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:31:24,065 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:31:24,066 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:31:24,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 02:31:24,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 02:31:24,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:31:24,067 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 02:31:24,067 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:31:24,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:31:24,068 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 02:31:24,068 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 02:31:24,068 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 02:31:24,069 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:31:24,069 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 02:31:24,069 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:31:24,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:31:24,070 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:31:24,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:31:24,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:31:24,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:31:24,070 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:31:24,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:31:24,071 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:31:24,071 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:31:24,071 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_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 [2021-11-23 02:31:24,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:31:24,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:31:24,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:31:24,368 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:31:24,368 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:31:24,370 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-23 02:31:24,438 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V/data/d6196acbf/f9ef2fde73db4714a74c15a931631a6c/FLAG6083d75f9 [2021-11-23 02:31:25,144 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:31:25,144 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-23 02:31:25,183 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V/data/d6196acbf/f9ef2fde73db4714a74c15a931631a6c/FLAG6083d75f9 [2021-11-23 02:31:25,268 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V/data/d6196acbf/f9ef2fde73db4714a74c15a931631a6c [2021-11-23 02:31:25,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:31:25,274 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:31:25,278 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:31:25,278 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:31:25,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:31:25,282 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:31:25" (1/1) ... [2021-11-23 02:31:25,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f904522 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:25, skipping insertion in model container [2021-11-23 02:31:25,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:31:25" (1/1) ... [2021-11-23 02:31:25,291 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:31:25,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:31:26,742 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-11-23 02:31:26,745 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-11-23 02:31:26,746 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-11-23 02:31:26,748 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-11-23 02:31:26,750 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-11-23 02:31:26,756 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-23 02:31:26,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ef7ea27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:26, skipping insertion in model container [2021-11-23 02:31:26,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:31:26,757 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 02:31:26,760 INFO L158 Benchmark]: Toolchain (without parser) took 1483.98ms. Allocated memory is still 109.1MB. Free memory was 64.7MB in the beginning and 59.6MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 02:31:26,760 INFO L158 Benchmark]: CDTParser took 0.80ms. Allocated memory is still 109.1MB. Free memory is still 87.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 02:31:26,761 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1479.76ms. Allocated memory is still 109.1MB. Free memory was 64.5MB in the beginning and 59.6MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 02:31:26,763 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80ms. Allocated memory is still 109.1MB. Free memory is still 87.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1479.76ms. Allocated memory is still 109.1MB. Free memory was 64.5MB in the beginning and 59.6MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2716]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg 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_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/printf-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:31:28,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:31:28,875 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:31:28,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:31:28,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:31:28,924 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:31:28,926 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:31:28,928 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:31:28,931 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:31:28,932 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:31:28,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:31:28,934 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:31:28,935 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:31:28,936 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:31:28,937 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:31:28,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:31:28,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:31:28,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:31:28,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:31:28,945 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:31:28,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:31:28,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:31:28,950 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:31:28,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:31:28,955 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:31:28,955 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:31:28,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:31:28,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:31:28,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:31:28,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:31:28,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:31:28,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:31:28,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:31:28,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:31:28,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:31:28,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:31:28,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:31:28,965 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:31:28,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:31:28,967 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:31:28,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:31:28,968 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-23 02:31:28,996 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:31:28,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:31:28,997 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:31:28,997 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:31:28,998 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:31:28,998 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:31:28,998 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:31:28,999 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:31:28,999 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:31:28,999 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:31:28,999 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:31:29,000 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:31:29,000 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 02:31:29,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 02:31:29,001 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:31:29,001 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 02:31:29,001 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:31:29,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:31:29,002 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 02:31:29,002 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 02:31:29,002 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 02:31:29,002 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:31:29,003 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 02:31:29,003 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 02:31:29,003 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 02:31:29,003 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:31:29,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:31:29,004 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 02:31:29,004 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:31:29,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:31:29,004 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:31:29,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:31:29,005 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 02:31:29,005 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 02:31:29,005 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:31:29,006 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:31:29,006 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_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 [2021-11-23 02:31:29,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:31:29,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:31:29,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:31:29,396 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:31:29,397 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:31:29,399 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-23 02:31:29,471 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V/data/2c3e43dd2/d378c8e395534c679d8750a461d9c28e/FLAG9f0841cf4 [2021-11-23 02:31:30,275 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:31:30,275 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-23 02:31:30,314 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V/data/2c3e43dd2/d378c8e395534c679d8750a461d9c28e/FLAG9f0841cf4 [2021-11-23 02:31:30,827 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/bin/utaipan-EQgc7hIp5V/data/2c3e43dd2/d378c8e395534c679d8750a461d9c28e [2021-11-23 02:31:30,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:31:30,830 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:31:30,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:31:30,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:31:30,848 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:31:30,849 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:31:30" (1/1) ... [2021-11-23 02:31:30,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d2a68f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:30, skipping insertion in model container [2021-11-23 02:31:30,850 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:31:30" (1/1) ... [2021-11-23 02:31:30,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:31:30,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:31:32,508 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-11-23 02:31:32,528 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-11-23 02:31:32,530 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-11-23 02:31:32,531 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-11-23 02:31:32,533 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b077841-06fb-4af3-853e-51e6d9901014/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-11-23 02:31:32,539 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-23 02:31:32,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79b9465e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:32, skipping insertion in model container [2021-11-23 02:31:32,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:31:32,540 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 02:31:32,542 INFO L158 Benchmark]: Toolchain (without parser) took 1710.45ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 48.7MB in the beginning and 73.4MB in the end (delta: -24.7MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2021-11-23 02:31:32,543 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 73.4MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 02:31:32,544 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1708.26ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 48.6MB in the beginning and 73.4MB in the end (delta: -24.8MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2021-11-23 02:31:32,545 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 73.4MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1708.26ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 48.6MB in the beginning and 73.4MB in the end (delta: -24.8MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2716]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg 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