./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 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur/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_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur --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-38b53e6 [2022-11-25 22:21:13,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:21:13,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:21:13,928 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:21:13,929 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:21:13,930 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:21:13,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:21:13,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:21:13,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:21:13,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:21:13,939 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:21:13,940 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:21:13,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:21:13,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:21:13,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:21:13,945 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:21:13,946 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:21:13,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:21:13,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:21:13,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:21:13,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:21:13,956 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:21:13,957 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:21:13,958 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:21:13,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:21:13,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:21:13,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:21:13,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:21:13,965 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:21:13,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:21:13,967 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:21:13,968 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:21:13,969 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:21:13,970 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:21:13,971 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:21:13,972 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:21:13,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:21:13,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:21:13,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:21:13,975 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:21:13,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:21:13,977 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-25 22:21:14,018 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:21:14,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:21:14,019 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:21:14,019 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:21:14,020 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:21:14,020 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:21:14,020 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:21:14,020 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:21:14,021 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:21:14,021 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:21:14,021 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:21:14,021 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:21:14,021 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:21:14,022 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:21:14,022 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:21:14,022 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:21:14,022 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:21:14,023 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:21:14,023 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 22:21:14,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 22:21:14,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:21:14,024 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:21:14,024 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:21:14,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:21:14,025 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 22:21:14,025 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 22:21:14,025 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 22:21:14,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:21:14,026 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 22:21:14,026 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:21:14,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:21:14,026 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:21:14,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:21:14,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:21:14,030 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:21:14,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:21:14,032 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:21:14,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:21:14,032 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:21:14,032 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_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef23f0df5a6b5f5e3f2540f5be582dd0a4a0334d581647e6cdee1f02d4670491 [2022-11-25 22:21:14,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:21:14,334 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:21:14,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:21:14,338 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:21:14,338 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:21:14,340 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/logname-1.i [2022-11-25 22:21:17,506 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:21:17,999 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:21:18,000 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba200950-0b4a-4646-9195-fb90fe476439/sv-benchmarks/c/busybox-1.22.0/logname-1.i [2022-11-25 22:21:18,037 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur/data/2b3154645/e5a42f9d1c92450eb274ae04b2da93e3/FLAGe4a8b1253 [2022-11-25 22:21:18,059 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur/data/2b3154645/e5a42f9d1c92450eb274ae04b2da93e3 [2022-11-25 22:21:18,064 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:21:18,067 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:21:18,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:21:18,071 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:21:18,075 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:21:18,076 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:21:18" (1/1) ... [2022-11-25 22:21:18,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42626f2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:18, skipping insertion in model container [2022-11-25 22:21:18,078 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:21:18" (1/1) ... [2022-11-25 22:21:18,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:21:18,179 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:21:19,316 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 22:21:19,319 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 22:21:19,333 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 22:21:19,335 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-11-25 22:21:19,344 WARN L623 FunctionHandler]: Unknown extern function getlogin_r [2022-11-25 22:21:19,345 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 22:21:19,348 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 [2022-11-25 22:21:19,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@305c8fb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:19, skipping insertion in model container [2022-11-25 22:21:19,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:21:19,349 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 22:21:19,351 INFO L158 Benchmark]: Toolchain (without parser) took 1283.76ms. Allocated memory is still 169.9MB. Free memory was 139.2MB in the beginning and 115.3MB in the end (delta: 24.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-25 22:21:19,352 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 130.0MB. Free memory is still 98.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:21:19,353 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1278.50ms. Allocated memory is still 169.9MB. Free memory was 138.7MB in the beginning and 115.3MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-25 22:21:19,354 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 130.0MB. Free memory is still 98.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1278.50ms. Allocated memory is still 169.9MB. Free memory was 138.7MB in the beginning and 115.3MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur/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_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur --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-38b53e6 [2022-11-25 22:21:21,665 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:21:21,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:21:21,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:21:21,699 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:21:21,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:21:21,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:21:21,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:21:21,705 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:21:21,706 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:21:21,707 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:21:21,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:21:21,709 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:21:21,710 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:21:21,711 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:21:21,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:21:21,713 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:21:21,722 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:21:21,727 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:21:21,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:21:21,738 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:21:21,742 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:21:21,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:21:21,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:21:21,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:21:21,758 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:21:21,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:21:21,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:21:21,764 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:21:21,765 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:21:21,765 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:21:21,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:21:21,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:21:21,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:21:21,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:21:21,786 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:21:21,787 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:21:21,788 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:21:21,788 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:21:21,789 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:21:21,790 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:21:21,790 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-11-25 22:21:21,837 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:21:21,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:21:21,837 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:21:21,837 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:21:21,838 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:21:21,838 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:21:21,839 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:21:21,839 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:21:21,839 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:21:21,839 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:21:21,840 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:21:21,841 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:21:21,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 22:21:21,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 22:21:21,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:21:21,842 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:21:21,843 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:21:21,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:21:21,843 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 22:21:21,843 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 22:21:21,844 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 22:21:21,844 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:21:21,844 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 22:21:21,844 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 22:21:21,845 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 22:21:21,845 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:21:21,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:21:21,845 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 22:21:21,846 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:21:21,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:21:21,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:21:21,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:21:21,847 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 22:21:21,847 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 22:21:21,847 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:21:21,847 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 22:21:21,848 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_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef23f0df5a6b5f5e3f2540f5be582dd0a4a0334d581647e6cdee1f02d4670491 [2022-11-25 22:21:22,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:21:22,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:21:22,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:21:22,315 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:21:22,316 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:21:22,318 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/logname-1.i [2022-11-25 22:21:25,540 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:21:25,992 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:21:25,993 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba200950-0b4a-4646-9195-fb90fe476439/sv-benchmarks/c/busybox-1.22.0/logname-1.i [2022-11-25 22:21:26,031 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur/data/053ab4503/9f33fcdab9fa4ba98c1fe243d187120d/FLAGf7aeb5826 [2022-11-25 22:21:26,058 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba200950-0b4a-4646-9195-fb90fe476439/bin/utaipan-ByfvJB40ur/data/053ab4503/9f33fcdab9fa4ba98c1fe243d187120d [2022-11-25 22:21:26,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:21:26,062 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:21:26,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:21:26,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:21:26,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:21:26,071 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:21:26" (1/1) ... [2022-11-25 22:21:26,072 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b5fb4a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:26, skipping insertion in model container [2022-11-25 22:21:26,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:21:26" (1/1) ... [2022-11-25 22:21:26,081 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:21:26,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:21:27,375 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 22:21:27,378 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 22:21:27,400 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 22:21:27,415 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-11-25 22:21:27,428 WARN L623 FunctionHandler]: Unknown extern function getlogin_r [2022-11-25 22:21:27,430 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 22:21:27,434 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 [2022-11-25 22:21:27,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@14197ca0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:27, skipping insertion in model container [2022-11-25 22:21:27,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:21:27,435 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 22:21:27,438 INFO L158 Benchmark]: Toolchain (without parser) took 1374.27ms. Allocated memory is still 86.0MB. Free memory was 59.8MB in the beginning and 55.0MB in the end (delta: 4.7MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2022-11-25 22:21:27,439 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 60.8MB. Free memory was 39.0MB in the beginning and 39.0MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:21:27,440 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1370.63ms. Allocated memory is still 86.0MB. Free memory was 59.8MB in the beginning and 55.0MB in the end (delta: 4.7MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2022-11-25 22:21:27,441 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 60.8MB. Free memory was 39.0MB in the beginning and 39.0MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1370.63ms. Allocated memory is still 86.0MB. Free memory was 59.8MB in the beginning and 55.0MB in the end (delta: 4.7MB). Peak memory consumption was 17.2MB. 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