./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a 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_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c8a13116cc268d39d83f5178ab05dd167f5c2b863e14e2c3929c8638dce05791 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 22:26:18,408 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:26:18,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:26:18,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:26:18,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:26:18,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:26:18,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:26:18,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:26:18,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:26:18,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:26:18,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:26:18,443 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:26:18,443 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:26:18,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:26:18,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:26:18,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:26:18,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:26:18,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:26:18,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:26:18,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:26:18,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:26:18,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:26:18,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:26:18,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:26:18,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:26:18,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:26:18,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:26:18,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:26:18,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:26:18,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:26:18,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:26:18,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:26:18,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:26:18,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:26:18,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:26:18,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:26:18,471 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:26:18,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:26:18,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:26:18,473 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:26:18,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:26:18,475 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-25 22:26:18,500 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:26:18,500 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:26:18,501 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:26:18,501 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:26:18,502 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:26:18,502 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:26:18,502 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:26:18,503 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:26:18,503 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:26:18,503 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:26:18,503 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:26:18,504 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:26:18,504 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:26:18,504 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:26:18,504 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:26:18,505 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:26:18,505 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:26:18,505 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:26:18,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:26:18,506 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:26:18,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:26:18,507 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:26:18,507 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:26:18,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:26:18,508 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:26:18,508 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 22:26:18,508 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:26:18,509 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:26:18,509 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:26:18,509 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:26:18,509 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:26:18,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:26:18,510 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:26:18,510 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:26:18,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:26:18,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:26:18,511 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:26:18,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:26:18,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:26:18,512 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:26:18,512 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_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8a13116cc268d39d83f5178ab05dd167f5c2b863e14e2c3929c8638dce05791 [2022-11-25 22:26:18,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:26:18,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:26:18,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:26:18,823 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:26:18,823 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:26:18,826 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2022-11-25 22:26:22,030 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:26:22,549 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:26:22,549 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2022-11-25 22:26:22,585 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur/data/e612b6285/a46198a2c25e420eb26575f051a675d6/FLAGa137926b9 [2022-11-25 22:26:22,609 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur/data/e612b6285/a46198a2c25e420eb26575f051a675d6 [2022-11-25 22:26:22,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:26:22,617 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:26:22,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:26:22,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:26:22,628 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:26:22,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:22" (1/1) ... [2022-11-25 22:26:22,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69837200 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:22, skipping insertion in model container [2022-11-25 22:26:22,630 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:22" (1/1) ... [2022-11-25 22:26:22,640 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:26:22,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:26:23,923 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 22:26:23,936 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 22:26:23,938 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-11-25 22:26:23,943 WARN L623 FunctionHandler]: Unknown extern function write [2022-11-25 22:26:23,949 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 22:26:23,951 WARN L623 FunctionHandler]: Unknown extern function longjmp [2022-11-25 22:26:23,952 WARN L623 FunctionHandler]: Unknown extern function sleep [2022-11-25 22:26:23,954 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 [2022-11-25 22:26:23,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@49bcd7a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:23, skipping insertion in model container [2022-11-25 22:26:23,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:26:23,956 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 22:26:23,957 INFO L158 Benchmark]: Toolchain (without parser) took 1339.23ms. Allocated memory is still 192.9MB. Free memory was 155.7MB in the beginning and 131.3MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-25 22:26:23,958 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 136.3MB. Free memory is still 78.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:26:23,959 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1331.60ms. Allocated memory is still 192.9MB. Free memory was 155.7MB in the beginning and 131.3MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-25 22:26:23,960 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 136.3MB. Free memory is still 78.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1331.60ms. Allocated memory is still 192.9MB. Free memory was 155.7MB in the beginning and 131.3MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2439]: 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_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c8a13116cc268d39d83f5178ab05dd167f5c2b863e14e2c3929c8638dce05791 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 22:26:26,438 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:26:26,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:26:26,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:26:26,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:26:26,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:26:26,489 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:26:26,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:26:26,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:26:26,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:26:26,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:26:26,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:26:26,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:26:26,508 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:26:26,509 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:26:26,516 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:26:26,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:26:26,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:26:26,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:26:26,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:26:26,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:26:26,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:26:26,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:26:26,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:26:26,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:26:26,547 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:26:26,547 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:26:26,548 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:26:26,550 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:26:26,551 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:26:26,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:26:26,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:26:26,555 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:26:26,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:26:26,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:26:26,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:26:26,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:26:26,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:26:26,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:26:26,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:26:26,580 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:26:26,585 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-25 22:26:26,629 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:26:26,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:26:26,631 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:26:26,631 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:26:26,633 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:26:26,633 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:26:26,633 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:26:26,634 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:26:26,634 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:26:26,634 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:26:26,635 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:26:26,636 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:26:26,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:26:26,637 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:26:26,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:26:26,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:26:26,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:26:26,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:26:26,639 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 22:26:26,639 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 22:26:26,639 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 22:26:26,640 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 22:26:26,640 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:26:26,640 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:26:26,641 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:26:26,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:26:26,641 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 22:26:26,642 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:26:26,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:26:26,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:26:26,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:26:26,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:26:26,644 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 22:26:26,644 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 22:26:26,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:26:26,645 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:26:26,645 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 22:26:26,645 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_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8a13116cc268d39d83f5178ab05dd167f5c2b863e14e2c3929c8638dce05791 [2022-11-25 22:26:27,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:26:27,141 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:26:27,145 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:26:27,146 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:26:27,147 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:26:27,149 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2022-11-25 22:26:30,302 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:26:30,821 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:26:30,821 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2022-11-25 22:26:30,846 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur/data/17703efb7/a5068d3c3d0d4494a7b38ae5f6bf52a9/FLAG1e2b14dbf [2022-11-25 22:26:30,865 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d07ba41-4fb2-4bb4-baba-92fdf2b72e6d/bin/utaipan-ByfvJB40ur/data/17703efb7/a5068d3c3d0d4494a7b38ae5f6bf52a9 [2022-11-25 22:26:30,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:26:30,869 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:26:30,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:26:30,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:26:30,875 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:26:30,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:30" (1/1) ... [2022-11-25 22:26:30,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1518c421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:30, skipping insertion in model container [2022-11-25 22:26:30,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:30" (1/1) ... [2022-11-25 22:26:30,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:26:30,940 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:26:32,314 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 22:26:32,340 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 22:26:32,347 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-11-25 22:26:32,357 WARN L623 FunctionHandler]: Unknown extern function write [2022-11-25 22:26:32,367 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 22:26:32,369 WARN L623 FunctionHandler]: Unknown extern function longjmp [2022-11-25 22:26:32,375 WARN L623 FunctionHandler]: Unknown extern function sleep [2022-11-25 22:26:32,377 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 [2022-11-25 22:26:32,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72d1667 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:32, skipping insertion in model container [2022-11-25 22:26:32,379 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:26:32,379 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 22:26:32,382 INFO L158 Benchmark]: Toolchain (without parser) took 1510.89ms. Allocated memory is still 96.5MB. Free memory was 71.1MB in the beginning and 69.6MB in the end (delta: 1.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-25 22:26:32,383 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 69.2MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:26:32,383 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1508.39ms. Allocated memory is still 96.5MB. Free memory was 70.9MB in the beginning and 69.6MB in the end (delta: 1.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-25 22:26:32,384 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 69.2MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1508.39ms. Allocated memory is still 96.5MB. Free memory was 70.9MB in the beginning and 69.6MB in the end (delta: 1.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2439]: 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