./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/seq-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b5237d83 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_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/seq-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba --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 efbd644a4f2fdb07aa594786bff63c8c6bd3ce82d2b68f53d875efbd89bba6a1 --- 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-b5237d8 [2022-11-22 02:47:49,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:47:49,589 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:47:49,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:47:49,615 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:47:49,616 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:47:49,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:47:49,619 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:47:49,621 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:47:49,622 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:47:49,623 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:47:49,624 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:47:49,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:47:49,625 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:47:49,626 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:47:49,628 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:47:49,628 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:47:49,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:47:49,631 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:47:49,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:47:49,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:47:49,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:47:49,637 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:47:49,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:47:49,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:47:49,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:47:49,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:47:49,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:47:49,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:47:49,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:47:49,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:47:49,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:47:49,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:47:49,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:47:49,647 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:47:49,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:47:49,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:47:49,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:47:49,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:47:49,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:47:49,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:47:49,663 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-22 02:47:49,705 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:47:49,705 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:47:49,705 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:47:49,706 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:47:49,706 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:47:49,707 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:47:49,707 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:47:49,707 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:47:49,719 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:47:49,720 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:47:49,721 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:47:49,722 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:47:49,722 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:47:49,722 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:47:49,722 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:47:49,722 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:47:49,723 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:47:49,723 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:47:49,724 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 02:47:49,724 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 02:47:49,725 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:47:49,725 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:47:49,725 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:47:49,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:47:49,726 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-22 02:47:49,726 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-22 02:47:49,726 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-22 02:47:49,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:47:49,727 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 02:47:49,727 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:47:49,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:47:49,727 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:47:49,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:47:49,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:47:49,728 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:47:49,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:47:49,729 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:47:49,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:47:49,729 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:47:49,730 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_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efbd644a4f2fdb07aa594786bff63c8c6bd3ce82d2b68f53d875efbd89bba6a1 [2022-11-22 02:47:50,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:47:50,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:47:50,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:47:50,068 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:47:50,068 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:47:50,070 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2022-11-22 02:47:53,190 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:47:53,659 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:47:53,660 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd735c2-25c4-452c-a230-27c1a75fd1c0/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2022-11-22 02:47:53,704 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba/data/2c644ce07/f1c2ae137c87447bb09898d57f06515e/FLAGaab55637a [2022-11-22 02:47:53,722 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba/data/2c644ce07/f1c2ae137c87447bb09898d57f06515e [2022-11-22 02:47:53,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:47:53,729 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:47:53,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:47:53,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:47:53,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:47:53,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:47:53" (1/1) ... [2022-11-22 02:47:53,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d89d099 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:47:53, skipping insertion in model container [2022-11-22 02:47:53,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:47:53" (1/1) ... [2022-11-22 02:47:53,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:47:53,836 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:47:55,112 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-11-22 02:47:55,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@682b8c9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:47:55, skipping insertion in model container [2022-11-22 02:47:55,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:47:55,113 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 02:47:55,115 INFO L158 Benchmark]: Toolchain (without parser) took 1385.61ms. Allocated memory is still 127.9MB. Free memory was 79.9MB in the beginning and 51.4MB in the end (delta: 28.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-22 02:47:55,116 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 127.9MB. Free memory is still 95.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:47:55,116 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1381.12ms. Allocated memory is still 127.9MB. Free memory was 79.9MB in the beginning and 51.4MB in the end (delta: 28.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-22 02:47:55,118 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 127.9MB. Free memory is still 95.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1381.12ms. Allocated memory is still 127.9MB. Free memory was 79.9MB in the beginning and 51.4MB in the end (delta: 28.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2536]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/seq-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba --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 efbd644a4f2fdb07aa594786bff63c8c6bd3ce82d2b68f53d875efbd89bba6a1 --- 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-b5237d8 [2022-11-22 02:47:57,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:47:57,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:47:57,512 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:47:57,512 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:47:57,516 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:47:57,519 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:47:57,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:47:57,524 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:47:57,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:47:57,531 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:47:57,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:47:57,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:47:57,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:47:57,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:47:57,544 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:47:57,545 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:47:57,547 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:47:57,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:47:57,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:47:57,555 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:47:57,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:47:57,559 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:47:57,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:47:57,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:47:57,570 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:47:57,571 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:47:57,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:47:57,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:47:57,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:47:57,575 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:47:57,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:47:57,578 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:47:57,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:47:57,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:47:57,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:47:57,593 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:47:57,593 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:47:57,594 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:47:57,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:47:57,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:47:57,600 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-11-22 02:47:57,638 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:47:57,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:47:57,639 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:47:57,639 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:47:57,640 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:47:57,640 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:47:57,641 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:47:57,641 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:47:57,641 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:47:57,641 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:47:57,642 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:47:57,643 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:47:57,644 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 02:47:57,644 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 02:47:57,644 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:47:57,644 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:47:57,645 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:47:57,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:47:57,645 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-22 02:47:57,645 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-22 02:47:57,646 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-22 02:47:57,646 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:47:57,646 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 02:47:57,646 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 02:47:57,647 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 02:47:57,647 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:47:57,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:47:57,648 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 02:47:57,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:47:57,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:47:57,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:47:57,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:47:57,649 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 02:47:57,649 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 02:47:57,650 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:47:57,650 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 02:47:57,650 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_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efbd644a4f2fdb07aa594786bff63c8c6bd3ce82d2b68f53d875efbd89bba6a1 [2022-11-22 02:47:58,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:47:58,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:47:58,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:47:58,063 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:47:58,064 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:47:58,065 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2022-11-22 02:48:01,112 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:48:01,500 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:48:01,501 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd735c2-25c4-452c-a230-27c1a75fd1c0/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2022-11-22 02:48:01,539 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba/data/5fdd3a230/71ffad234d3c4e1cbb4bd2651668fe42/FLAGde8f9de74 [2022-11-22 02:48:01,569 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd735c2-25c4-452c-a230-27c1a75fd1c0/bin/utaipan-g80aRyZoba/data/5fdd3a230/71ffad234d3c4e1cbb4bd2651668fe42 [2022-11-22 02:48:01,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:48:01,573 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:48:01,575 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:48:01,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:48:01,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:48:01,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:48:01" (1/1) ... [2022-11-22 02:48:01,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@542b5912 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:01, skipping insertion in model container [2022-11-22 02:48:01,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:48:01" (1/1) ... [2022-11-22 02:48:01,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:48:01,699 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:48:02,946 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-11-22 02:48:02,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7cb05a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:02, skipping insertion in model container [2022-11-22 02:48:02,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:48:02,947 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 02:48:02,949 INFO L158 Benchmark]: Toolchain (without parser) took 1374.90ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 31.6MB in the beginning and 44.9MB in the end (delta: -13.4MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2022-11-22 02:48:02,950 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 65.0MB. Free memory was 43.5MB in the beginning and 43.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:48:02,951 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1372.40ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 31.3MB in the beginning and 44.9MB in the end (delta: -13.6MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2022-11-22 02:48:02,952 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 65.0MB. Free memory was 43.5MB in the beginning and 43.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1372.40ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 31.3MB in the beginning and 44.9MB in the end (delta: -13.6MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2536]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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