./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0 --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 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c --- 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-e04fb08 [2022-11-16 20:07:45,437 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 20:07:45,442 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 20:07:45,481 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 20:07:45,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 20:07:45,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 20:07:45,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 20:07:45,496 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 20:07:45,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 20:07:45,505 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 20:07:45,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 20:07:45,509 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 20:07:45,510 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 20:07:45,513 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 20:07:45,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 20:07:45,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 20:07:45,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 20:07:45,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 20:07:45,524 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 20:07:45,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 20:07:45,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 20:07:45,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 20:07:45,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 20:07:45,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 20:07:45,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 20:07:45,536 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 20:07:45,537 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 20:07:45,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 20:07:45,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 20:07:45,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 20:07:45,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 20:07:45,541 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 20:07:45,542 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 20:07:45,543 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 20:07:45,544 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 20:07:45,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 20:07:45,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 20:07:45,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 20:07:45,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 20:07:45,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 20:07:45,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 20:07:45,550 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-16 20:07:45,579 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 20:07:45,580 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 20:07:45,580 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 20:07:45,580 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 20:07:45,581 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 20:07:45,582 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 20:07:45,582 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 20:07:45,582 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 20:07:45,583 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 20:07:45,583 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-16 20:07:45,583 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 20:07:45,584 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 20:07:45,584 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-16 20:07:45,584 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-16 20:07:45,584 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 20:07:45,585 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-16 20:07:45,585 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-16 20:07:45,585 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-16 20:07:45,586 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 20:07:45,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 20:07:45,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 20:07:45,587 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 20:07:45,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 20:07:45,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 20:07:45,588 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 20:07:45,588 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 20:07:45,588 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 20:07:45,589 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 20:07:45,589 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 20:07:45,589 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 20:07:45,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 20:07:45,590 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 20:07:45,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 20:07:45,591 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 20:07:45,591 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-16 20:07:45,591 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 20:07:45,591 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-16 20:07:45,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 20:07:45,592 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 20:07:45,592 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_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2022-11-16 20:07:45,917 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 20:07:45,979 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 20:07:45,982 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 20:07:45,984 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 20:07:45,986 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 20:07:45,988 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2022-11-16 20:07:46,093 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0/data/6b4941eb7/787d34dddab843678cb13865f0c27485/FLAGfc2da4312 [2022-11-16 20:07:46,906 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 20:07:46,910 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2022-11-16 20:07:46,950 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0/data/6b4941eb7/787d34dddab843678cb13865f0c27485/FLAGfc2da4312 [2022-11-16 20:07:46,996 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0/data/6b4941eb7/787d34dddab843678cb13865f0c27485 [2022-11-16 20:07:47,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 20:07:47,003 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 20:07:47,007 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 20:07:47,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 20:07:47,012 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 20:07:47,013 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:07:46" (1/1) ... [2022-11-16 20:07:47,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52b58a9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:07:47, skipping insertion in model container [2022-11-16 20:07:47,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:07:46" (1/1) ... [2022-11-16 20:07:47,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 20:07:47,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 20:07:48,630 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 [2022-11-16 20:07:48,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@676a3eae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:07:48, skipping insertion in model container [2022-11-16 20:07:48,634 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 20:07:48,635 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 20:07:48,638 INFO L158 Benchmark]: Toolchain (without parser) took 1633.20ms. Allocated memory is still 161.5MB. Free memory was 116.9MB in the beginning and 121.5MB in the end (delta: -4.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-16 20:07:48,640 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 161.5MB. Free memory is still 138.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 20:07:48,642 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1628.06ms. Allocated memory is still 161.5MB. Free memory was 116.6MB in the beginning and 121.5MB in the end (delta: -4.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-16 20:07:48,644 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 161.5MB. Free memory is still 138.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1628.06ms. Allocated memory is still 161.5MB. Free memory was 116.6MB in the beginning and 121.5MB in the end (delta: -4.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0 --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 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c --- 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-e04fb08 [2022-11-16 20:07:51,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 20:07:51,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 20:07:51,278 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 20:07:51,278 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 20:07:51,284 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 20:07:51,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 20:07:51,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 20:07:51,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 20:07:51,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 20:07:51,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 20:07:51,308 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 20:07:51,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 20:07:51,312 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 20:07:51,314 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 20:07:51,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 20:07:51,321 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 20:07:51,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 20:07:51,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 20:07:51,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 20:07:51,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 20:07:51,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 20:07:51,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 20:07:51,343 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 20:07:51,350 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 20:07:51,356 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 20:07:51,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 20:07:51,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 20:07:51,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 20:07:51,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 20:07:51,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 20:07:51,363 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 20:07:51,365 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 20:07:51,366 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 20:07:51,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 20:07:51,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 20:07:51,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 20:07:51,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 20:07:51,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 20:07:51,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 20:07:51,376 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 20:07:51,381 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-11-16 20:07:51,432 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 20:07:51,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 20:07:51,435 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 20:07:51,435 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 20:07:51,436 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 20:07:51,436 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 20:07:51,437 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 20:07:51,437 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 20:07:51,437 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 20:07:51,438 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 20:07:51,439 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 20:07:51,439 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 20:07:51,441 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 20:07:51,441 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 20:07:51,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 20:07:51,442 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 20:07:51,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 20:07:51,442 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 20:07:51,443 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 20:07:51,443 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 20:07:51,443 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 20:07:51,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 20:07:51,444 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 20:07:51,444 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 20:07:51,444 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 20:07:51,444 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 20:07:51,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 20:07:51,445 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 20:07:51,445 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 20:07:51,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 20:07:51,446 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 20:07:51,447 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 20:07:51,447 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 20:07:51,447 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 20:07:51,448 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 20:07:51,448 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 20:07:51,448 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_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2022-11-16 20:07:51,884 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 20:07:51,915 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 20:07:51,918 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 20:07:51,920 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 20:07:51,921 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 20:07:51,923 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2022-11-16 20:07:52,012 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0/data/1fbcf0d09/66ea3255c1824a069df937db65795db4/FLAGfc7f7ab1a [2022-11-16 20:07:52,979 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 20:07:52,984 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2022-11-16 20:07:53,031 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0/data/1fbcf0d09/66ea3255c1824a069df937db65795db4/FLAGfc7f7ab1a [2022-11-16 20:07:53,527 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822001d-7b63-4a3b-99f4-9bd976931017/bin/utaipan-Xvt2sAort0/data/1fbcf0d09/66ea3255c1824a069df937db65795db4 [2022-11-16 20:07:53,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 20:07:53,532 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 20:07:53,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 20:07:53,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 20:07:53,541 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 20:07:53,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:07:53" (1/1) ... [2022-11-16 20:07:53,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ee9add0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:07:53, skipping insertion in model container [2022-11-16 20:07:53,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:07:53" (1/1) ... [2022-11-16 20:07:53,554 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 20:07:53,650 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 20:07:54,990 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 [2022-11-16 20:07:54,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d1fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:07:54, skipping insertion in model container [2022-11-16 20:07:54,992 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 20:07:54,992 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 20:07:54,995 INFO L158 Benchmark]: Toolchain (without parser) took 1461.84ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 32.9MB in the beginning and 58.0MB in the end (delta: -25.1MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2022-11-16 20:07:54,996 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 58.7MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 20:07:54,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1457.70ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 32.8MB in the beginning and 58.0MB in the end (delta: -25.2MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2022-11-16 20:07:54,999 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 58.7MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1457.70ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 32.8MB in the beginning and 58.0MB in the end (delta: -25.2MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: 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