./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8393723b 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_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS --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 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 --- 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-8393723 [2022-11-19 06:33:00,731 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:33:00,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:33:00,761 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:33:00,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:33:00,768 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:33:00,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:33:00,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:33:00,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:33:00,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:33:00,788 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:33:00,790 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:33:00,791 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:33:00,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:33:00,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:33:00,798 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:33:00,800 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:33:00,801 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:33:00,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:33:00,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:33:00,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:33:00,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:33:00,816 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:33:00,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:33:00,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:33:00,827 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:33:00,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:33:00,829 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:33:00,829 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:33:00,830 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:33:00,831 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:33:00,832 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:33:00,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:33:00,836 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:33:00,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:33:00,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:33:00,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:33:00,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:33:00,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:33:00,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:33:00,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:33:00,841 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-19 06:33:00,879 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:33:00,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:33:00,881 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:33:00,881 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:33:00,882 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:33:00,882 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:33:00,883 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:33:00,883 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:33:00,883 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:33:00,883 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 06:33:00,885 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:33:00,885 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:33:00,885 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 06:33:00,886 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 06:33:00,886 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:33:00,886 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 06:33:00,886 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 06:33:00,886 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 06:33:00,887 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 06:33:00,888 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 06:33:00,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:33:00,890 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 06:33:00,890 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 06:33:00,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:33:00,890 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 06:33:00,891 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 06:33:00,891 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-19 06:33:00,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:33:00,891 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 06:33:00,892 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:33:00,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:33:00,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:33:00,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:33:00,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:33:00,893 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 06:33:00,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:33:00,894 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 06:33:00,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 06:33:00,894 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:33:00,894 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_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 [2022-11-19 06:33:01,287 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:33:01,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:33:01,320 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:33:01,321 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:33:01,322 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:33:01,324 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2022-11-19 06:33:01,401 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS/data/418215201/248c6bb2c0fd46fb8aa4b13d93ef4975/FLAG2c6de7022 [2022-11-19 06:33:02,220 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:33:02,220 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2022-11-19 06:33:02,267 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS/data/418215201/248c6bb2c0fd46fb8aa4b13d93ef4975/FLAG2c6de7022 [2022-11-19 06:33:02,769 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS/data/418215201/248c6bb2c0fd46fb8aa4b13d93ef4975 [2022-11-19 06:33:02,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:33:02,774 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:33:02,776 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:33:02,776 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:33:02,780 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:33:02,781 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:33:02" (1/1) ... [2022-11-19 06:33:02,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20069ee9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:33:02, skipping insertion in model container [2022-11-19 06:33:02,783 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:33:02" (1/1) ... [2022-11-19 06:33:02,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:33:02,861 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:33:04,306 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 [2022-11-19 06:33:04,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@69cbd94c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:33:04, skipping insertion in model container [2022-11-19 06:33:04,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:33:04,316 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 06:33:04,318 INFO L158 Benchmark]: Toolchain (without parser) took 1543.31ms. Allocated memory is still 140.5MB. Free memory was 98.7MB in the beginning and 102.4MB in the end (delta: -3.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-19 06:33:04,320 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 140.5MB. Free memory was 121.8MB in the beginning and 121.7MB in the end (delta: 76.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 06:33:04,323 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1540.31ms. Allocated memory is still 140.5MB. Free memory was 98.5MB in the beginning and 102.4MB in the end (delta: -3.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-19 06:33:04,325 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 140.5MB. Free memory was 121.8MB in the beginning and 121.7MB in the end (delta: 76.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1540.31ms. Allocated memory is still 140.5MB. Free memory was 98.5MB in the beginning and 102.4MB in the end (delta: -3.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2373]: 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_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS --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 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 --- 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-8393723 [2022-11-19 06:33:06,733 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:33:06,736 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:33:06,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:33:06,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:33:06,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:33:06,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:33:06,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:33:06,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:33:06,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:33:06,782 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:33:06,785 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:33:06,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:33:06,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:33:06,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:33:06,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:33:06,797 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:33:06,803 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:33:06,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:33:06,812 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:33:06,820 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:33:06,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:33:06,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:33:06,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:33:06,828 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:33:06,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:33:06,829 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:33:06,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:33:06,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:33:06,832 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:33:06,832 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:33:06,833 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:33:06,835 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:33:06,836 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:33:06,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:33:06,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:33:06,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:33:06,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:33:06,840 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:33:06,841 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:33:06,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:33:06,843 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-11-19 06:33:06,914 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:33:06,914 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:33:06,915 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:33:06,915 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:33:06,916 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:33:06,916 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:33:06,917 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:33:06,917 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:33:06,917 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:33:06,917 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:33:06,918 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:33:06,918 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:33:06,919 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 06:33:06,919 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 06:33:06,919 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:33:06,919 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 06:33:06,920 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 06:33:06,920 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:33:06,920 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 06:33:06,920 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 06:33:06,921 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-19 06:33:06,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:33:06,921 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 06:33:06,921 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 06:33:06,922 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 06:33:06,922 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:33:06,922 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:33:06,923 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 06:33:06,924 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:33:06,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:33:06,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:33:06,925 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:33:06,926 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 06:33:06,926 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 06:33:06,926 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:33:06,926 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 06:33:06,927 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_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 [2022-11-19 06:33:07,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:33:07,375 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:33:07,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:33:07,383 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:33:07,384 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:33:07,386 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2022-11-19 06:33:07,489 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS/data/50f2189b3/0a0d46f3f44a4c60a3e79dd4f5fad4d8/FLAGc54e9b22d [2022-11-19 06:33:08,487 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:33:08,487 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2022-11-19 06:33:08,523 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS/data/50f2189b3/0a0d46f3f44a4c60a3e79dd4f5fad4d8/FLAGc54e9b22d [2022-11-19 06:33:08,963 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df30d1b-82fc-4c4f-9b57-0e53eb23f21b/bin/utaipan-I9t0OCRTmS/data/50f2189b3/0a0d46f3f44a4c60a3e79dd4f5fad4d8 [2022-11-19 06:33:08,966 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:33:08,970 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:33:08,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:33:08,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:33:08,978 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:33:08,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:33:08" (1/1) ... [2022-11-19 06:33:08,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@388cae75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:33:08, skipping insertion in model container [2022-11-19 06:33:08,982 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:33:08" (1/1) ... [2022-11-19 06:33:08,991 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:33:09,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:33:10,463 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 [2022-11-19 06:33:10,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@aec0596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:33:10, skipping insertion in model container [2022-11-19 06:33:10,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:33:10,468 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 06:33:10,471 INFO L158 Benchmark]: Toolchain (without parser) took 1500.21ms. Allocated memory is still 75.5MB. Free memory was 52.8MB in the beginning and 44.2MB in the end (delta: 8.7MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2022-11-19 06:33:10,473 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 75.5MB. Free memory was 56.8MB in the beginning and 56.8MB in the end (delta: 54.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 06:33:10,476 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1497.27ms. Allocated memory is still 75.5MB. Free memory was 52.5MB in the beginning and 44.2MB in the end (delta: 8.3MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2022-11-19 06:33:10,479 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 75.5MB. Free memory was 56.8MB in the beginning and 56.8MB in the end (delta: 54.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1497.27ms. Allocated memory is still 75.5MB. Free memory was 52.5MB in the beginning and 44.2MB in the end (delta: 8.3MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2373]: 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