./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/logname-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b 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_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/logname-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9 --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 ef23f0df5a6b5f5e3f2540f5be582dd0a4a0334d581647e6cdee1f02d4670491 --- 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-6b4ec56 [2022-11-20 20:06:12,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 20:06:12,145 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 20:06:12,172 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 20:06:12,172 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 20:06:12,173 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 20:06:12,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 20:06:12,177 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 20:06:12,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 20:06:12,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 20:06:12,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 20:06:12,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 20:06:12,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 20:06:12,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 20:06:12,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 20:06:12,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 20:06:12,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 20:06:12,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 20:06:12,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 20:06:12,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 20:06:12,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 20:06:12,209 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 20:06:12,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 20:06:12,212 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 20:06:12,228 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 20:06:12,228 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 20:06:12,229 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 20:06:12,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 20:06:12,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 20:06:12,232 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 20:06:12,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 20:06:12,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 20:06:12,240 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 20:06:12,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 20:06:12,243 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 20:06:12,243 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 20:06:12,244 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 20:06:12,245 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 20:06:12,245 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 20:06:12,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 20:06:12,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 20:06:12,251 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-20 20:06:12,285 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 20:06:12,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 20:06:12,292 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 20:06:12,292 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 20:06:12,293 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 20:06:12,294 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 20:06:12,294 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 20:06:12,294 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 20:06:12,295 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 20:06:12,295 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-20 20:06:12,296 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 20:06:12,296 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 20:06:12,297 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-20 20:06:12,297 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-20 20:06:12,297 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 20:06:12,298 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-20 20:06:12,298 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-20 20:06:12,298 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-20 20:06:12,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 20:06:12,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 20:06:12,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 20:06:12,301 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 20:06:12,301 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 20:06:12,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 20:06:12,302 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 20:06:12,302 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 20:06:12,303 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 20:06:12,303 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 20:06:12,303 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 20:06:12,304 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 20:06:12,304 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 20:06:12,305 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 20:06:12,305 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:06:12,305 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 20:06:12,306 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-20 20:06:12,306 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 20:06:12,306 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-20 20:06:12,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 20:06:12,307 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 20:06:12,307 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_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef23f0df5a6b5f5e3f2540f5be582dd0a4a0334d581647e6cdee1f02d4670491 [2022-11-20 20:06:12,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 20:06:12,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 20:06:12,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 20:06:12,716 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 20:06:12,716 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 20:06:12,718 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/busybox-1.22.0/logname-1.i [2022-11-20 20:06:16,348 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 20:06:16,801 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 20:06:16,802 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55df5c17-29fd-4e34-a749-f67aa509d699/sv-benchmarks/c/busybox-1.22.0/logname-1.i [2022-11-20 20:06:16,832 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9/data/82ee636ea/528e502d86764789beab5c943d52a99f/FLAG791091b95 [2022-11-20 20:06:16,851 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9/data/82ee636ea/528e502d86764789beab5c943d52a99f [2022-11-20 20:06:16,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 20:06:16,856 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 20:06:16,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 20:06:16,861 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 20:06:16,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 20:06:16,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:06:16" (1/1) ... [2022-11-20 20:06:16,868 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@622def30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:06:16, skipping insertion in model container [2022-11-20 20:06:16,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:06:16" (1/1) ... [2022-11-20 20:06:16,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 20:06:16,979 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 20:06:18,469 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-11-20 20:06:18,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@58650480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:06:18, skipping insertion in model container [2022-11-20 20:06:18,470 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 20:06:18,471 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 20:06:18,479 INFO L158 Benchmark]: Toolchain (without parser) took 1616.59ms. Allocated memory was 136.3MB in the beginning and 203.4MB in the end (delta: 67.1MB). Free memory was 76.8MB in the beginning and 162.7MB in the end (delta: -85.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 20:06:18,481 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 136.3MB. Free memory was 100.4MB in the beginning and 100.3MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:06:18,482 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1610.99ms. Allocated memory was 136.3MB in the beginning and 203.4MB in the end (delta: 67.1MB). Free memory was 76.6MB in the beginning and 162.7MB in the end (delta: -86.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 20:06:18,485 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 136.3MB. Free memory was 100.4MB in the beginning and 100.3MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1610.99ms. Allocated memory was 136.3MB in the beginning and 203.4MB in the end (delta: 67.1MB). Free memory was 76.6MB in the beginning and 162.7MB in the end (delta: -86.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2377]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die 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_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/logname-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9 --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 ef23f0df5a6b5f5e3f2540f5be582dd0a4a0334d581647e6cdee1f02d4670491 --- 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-6b4ec56 [2022-11-20 20:06:21,428 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 20:06:21,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 20:06:21,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 20:06:21,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 20:06:21,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 20:06:21,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 20:06:21,482 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 20:06:21,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 20:06:21,485 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 20:06:21,486 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 20:06:21,488 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 20:06:21,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 20:06:21,495 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 20:06:21,496 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 20:06:21,498 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 20:06:21,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 20:06:21,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 20:06:21,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 20:06:21,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 20:06:21,517 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 20:06:21,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 20:06:21,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 20:06:21,526 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 20:06:21,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 20:06:21,532 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 20:06:21,532 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 20:06:21,533 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 20:06:21,534 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 20:06:21,535 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 20:06:21,536 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 20:06:21,536 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 20:06:21,537 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 20:06:21,545 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 20:06:21,547 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 20:06:21,547 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 20:06:21,548 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 20:06:21,548 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 20:06:21,549 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 20:06:21,550 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 20:06:21,551 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 20:06:21,552 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-11-20 20:06:21,583 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 20:06:21,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 20:06:21,584 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 20:06:21,584 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 20:06:21,585 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 20:06:21,586 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 20:06:21,586 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 20:06:21,587 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 20:06:21,587 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 20:06:21,587 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 20:06:21,587 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 20:06:21,588 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 20:06:21,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 20:06:21,589 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 20:06:21,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 20:06:21,590 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 20:06:21,590 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 20:06:21,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 20:06:21,591 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 20:06:21,591 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 20:06:21,591 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 20:06:21,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 20:06:21,592 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 20:06:21,592 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 20:06:21,593 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 20:06:21,593 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 20:06:21,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 20:06:21,594 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 20:06:21,594 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 20:06:21,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:06:21,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 20:06:21,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 20:06:21,595 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 20:06:21,595 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 20:06:21,596 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 20:06:21,596 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 20:06:21,596 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_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef23f0df5a6b5f5e3f2540f5be582dd0a4a0334d581647e6cdee1f02d4670491 [2022-11-20 20:06:22,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 20:06:22,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 20:06:22,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 20:06:22,104 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 20:06:22,105 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 20:06:22,107 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/busybox-1.22.0/logname-1.i [2022-11-20 20:06:25,081 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 20:06:25,556 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 20:06:25,556 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55df5c17-29fd-4e34-a749-f67aa509d699/sv-benchmarks/c/busybox-1.22.0/logname-1.i [2022-11-20 20:06:25,593 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9/data/2c3f4b6dd/3386cc89fdb545849235c2eceaef8f39/FLAG6131df053 [2022-11-20 20:06:25,614 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55df5c17-29fd-4e34-a749-f67aa509d699/bin/utaipan-6cKwYrpEi9/data/2c3f4b6dd/3386cc89fdb545849235c2eceaef8f39 [2022-11-20 20:06:25,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 20:06:25,620 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 20:06:25,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 20:06:25,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 20:06:25,626 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 20:06:25,627 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:06:25" (1/1) ... [2022-11-20 20:06:25,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@262c191 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:06:25, skipping insertion in model container [2022-11-20 20:06:25,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:06:25" (1/1) ... [2022-11-20 20:06:25,637 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 20:06:25,727 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 20:06:26,837 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-11-20 20:06:26,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@15bfd984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:06:26, skipping insertion in model container [2022-11-20 20:06:26,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 20:06:26,842 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 20:06:26,845 INFO L158 Benchmark]: Toolchain (without parser) took 1222.64ms. Allocated memory is still 69.2MB. Free memory was 43.9MB in the beginning and 38.2MB in the end (delta: 5.7MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2022-11-20 20:06:26,846 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory was 33.0MB in the beginning and 32.9MB in the end (delta: 46.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:06:26,847 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1218.83ms. Allocated memory is still 69.2MB. Free memory was 43.7MB in the beginning and 38.2MB in the end (delta: 5.5MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2022-11-20 20:06:26,849 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory was 33.0MB in the beginning and 32.9MB in the end (delta: 46.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1218.83ms. Allocated memory is still 69.2MB. Free memory was 43.7MB in the beginning and 38.2MB in the end (delta: 5.5MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2377]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die 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