./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.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_258f4546-70b3-48d6-b0e8-77372202bbd9/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/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_258f4546-70b3-48d6-b0e8-77372202bbd9/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/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_258f4546-70b3-48d6-b0e8-77372202bbd9/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 e1cb53b0b4a16da3dbf2f20341c878664cce096875bbfc489951f2df98de6675 --- 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 22:16:26,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:16:26,447 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:16:26,468 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:16:26,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:16:26,469 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:16:26,471 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:16:26,472 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:16:26,474 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:16:26,475 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:16:26,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:16:26,481 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:16:26,481 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:16:26,482 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:16:26,483 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:16:26,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:16:26,485 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:16:26,486 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:16:26,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:16:26,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:16:26,495 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:16:26,504 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:16:26,507 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:16:26,508 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:16:26,519 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:16:26,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:16:26,520 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:16:26,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:16:26,521 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:16:26,522 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:16:26,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:16:26,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:16:26,524 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:16:26,525 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:16:26,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:16:26,526 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:16:26,527 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:16:26,527 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:16:26,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:16:26,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:16:26,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:16:26,536 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-25 22:16:26,576 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:16:26,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:16:26,577 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:16:26,577 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:16:26,578 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:16:26,578 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:16:26,578 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:16:26,578 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:16:26,578 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:16:26,578 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:16:26,579 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:16:26,579 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:16:26,579 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:16:26,582 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:16:26,582 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:16:26,582 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:16:26,582 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:16:26,583 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:16:26,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:16:26,584 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:16:26,584 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:16:26,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:16:26,584 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:16:26,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:16:26,585 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:16:26,585 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 22:16:26,586 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:16:26,586 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:16:26,587 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:16:26,587 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:16:26,587 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:16:26,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:16:26,588 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:16:26,588 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:16:26,588 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:16:26,588 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:16:26,589 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:16:26,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:16:26,590 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:16:26,590 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:16:26,590 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_258f4546-70b3-48d6-b0e8-77372202bbd9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1cb53b0b4a16da3dbf2f20341c878664cce096875bbfc489951f2df98de6675 [2022-11-25 22:16:26,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:16:26,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:16:26,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:16:26,958 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:16:26,958 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:16:26,959 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i [2022-11-25 22:16:30,002 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:16:32,012 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:16:32,013 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i [2022-11-25 22:16:32,168 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/bin/utaipan-ByfvJB40ur/data/56424a79f/0585ea2c8f2347c2a4ea103b016f1666/FLAG2aca14d4e [2022-11-25 22:16:32,185 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/bin/utaipan-ByfvJB40ur/data/56424a79f/0585ea2c8f2347c2a4ea103b016f1666 [2022-11-25 22:16:32,188 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:16:32,189 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:16:32,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:16:32,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:16:32,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:16:32,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:16:32" (1/1) ... [2022-11-25 22:16:32,196 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d5c2b80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:16:32, skipping insertion in model container [2022-11-25 22:16:32,197 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:16:32" (1/1) ... [2022-11-25 22:16:32,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:16:32,832 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:16:58,582 WARN L623 FunctionHandler]: Unknown extern function __xstat [2022-11-25 22:16:58,583 WARN L623 FunctionHandler]: Unknown extern function __lxstat [2022-11-25 22:16:58,584 WARN L623 FunctionHandler]: Unknown extern function __fxstat [2022-11-25 22:16:58,585 WARN L623 FunctionHandler]: Unknown extern function __fxstatat [2022-11-25 22:16:58,586 WARN L623 FunctionHandler]: Unknown extern function __xmknod [2022-11-25 22:16:58,587 WARN L623 FunctionHandler]: Unknown extern function __xmknodat [2022-11-25 22:16:58,588 WARN L623 FunctionHandler]: Unknown extern function __xstat64 [2022-11-25 22:16:58,589 WARN L623 FunctionHandler]: Unknown extern function __lxstat64 [2022-11-25 22:16:58,589 WARN L623 FunctionHandler]: Unknown extern function __fxstat64 [2022-11-25 22:16:58,590 WARN L623 FunctionHandler]: Unknown extern function __fxstatat64 [2022-11-25 22:16:58,592 WARN L623 FunctionHandler]: Unknown extern function strtol [2022-11-25 22:16:58,593 WARN L623 FunctionHandler]: Unknown extern function strtol [2022-11-25 22:16:58,594 WARN L623 FunctionHandler]: Unknown extern function strtoll [2022-11-25 22:16:58,595 WARN L623 FunctionHandler]: Unknown extern function __realpath_chk [2022-11-25 22:16:58,596 WARN L623 FunctionHandler]: Unknown extern function __realpath_alias [2022-11-25 22:16:58,597 WARN L623 FunctionHandler]: Unknown extern function __ptsname_r_chk [2022-11-25 22:16:58,598 WARN L623 FunctionHandler]: Unknown extern function __ptsname_r_chk_warn [2022-11-25 22:16:58,599 WARN L623 FunctionHandler]: Unknown extern function __ptsname_r_alias [2022-11-25 22:16:58,600 WARN L623 FunctionHandler]: Unknown extern function __wctomb_chk [2022-11-25 22:16:58,601 WARN L623 FunctionHandler]: Unknown extern function __wctomb_alias [2022-11-25 22:16:58,602 WARN L623 FunctionHandler]: Unknown extern function __mbstowcs_chk [2022-11-25 22:16:58,604 WARN L623 FunctionHandler]: Unknown extern function __mbstowcs_chk_warn [2022-11-25 22:16:58,605 WARN L623 FunctionHandler]: Unknown extern function __mbstowcs_alias [2022-11-25 22:16:58,607 WARN L623 FunctionHandler]: Unknown extern function __wcstombs_chk [2022-11-25 22:16:58,608 WARN L623 FunctionHandler]: Unknown extern function __wcstombs_chk_warn [2022-11-25 22:16:58,608 WARN L623 FunctionHandler]: Unknown extern function __wcstombs_alias [2022-11-25 22:16:58,632 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2022-11-25 22:16:58,633 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2022-11-25 22:16:58,635 WARN L611 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2022-11-25 22:16:58,636 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2022-11-25 22:16:58,638 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2022-11-25 22:16:58,639 WARN L611 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2022-11-25 22:16:58,640 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2022-11-25 22:16:58,641 WARN L623 FunctionHandler]: Unknown extern function __stpncpy_chk [2022-11-25 22:16:58,642 WARN L623 FunctionHandler]: Unknown extern function __stpncpy_alias [2022-11-25 22:16:58,647 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2022-11-25 22:16:58,650 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2022-11-25 22:16:58,652 WARN L623 FunctionHandler]: Unknown extern function fchmod [2022-11-25 22:16:58,654 WARN L623 FunctionHandler]: Unknown extern function chmod [2022-11-25 22:16:58,657 WARN L623 FunctionHandler]: Unknown extern function dcgettext [2022-11-25 22:16:58,661 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:16:58,661 WARN L623 FunctionHandler]: Unknown extern function error [2022-11-25 22:16:58,663 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:16:58,666 WARN L623 FunctionHandler]: Unknown extern function error [2022-11-25 22:16:58,667 WARN L623 FunctionHandler]: Unknown extern function dcgettext [2022-11-25 22:16:58,668 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:16:58,669 WARN L623 FunctionHandler]: Unknown extern function error [2022-11-25 22:16:58,671 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[460204,460217] [2022-11-25 22:16:58,674 WARN L623 FunctionHandler]: Unknown extern function __read_chk [2022-11-25 22:16:58,675 WARN L623 FunctionHandler]: Unknown extern function __read_chk_warn [2022-11-25 22:16:58,678 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[460690,460703] [2022-11-25 22:16:58,683 WARN L623 FunctionHandler]: Unknown extern function __read_alias [2022-11-25 22:16:58,685 WARN L623 FunctionHandler]: Unknown extern function __pread_chk [2022-11-25 22:16:58,686 WARN L623 FunctionHandler]: Unknown extern function __pread_chk_warn [2022-11-25 22:16:58,687 WARN L623 FunctionHandler]: Unknown extern function __pread_alias [2022-11-25 22:16:58,688 WARN L623 FunctionHandler]: Unknown extern function __pread64_chk [2022-11-25 22:16:58,688 WARN L623 FunctionHandler]: Unknown extern function __pread64_chk_warn [2022-11-25 22:16:58,689 WARN L623 FunctionHandler]: Unknown extern function __pread64_alias [2022-11-25 22:16:58,690 WARN L623 FunctionHandler]: Unknown extern function __readlink_chk [2022-11-25 22:16:58,691 WARN L623 FunctionHandler]: Unknown extern function __readlink_chk_warn [2022-11-25 22:16:58,691 WARN L623 FunctionHandler]: Unknown extern function __readlink_alias [2022-11-25 22:16:58,693 WARN L623 FunctionHandler]: Unknown extern function __readlinkat_chk [2022-11-25 22:16:58,693 WARN L623 FunctionHandler]: Unknown extern function __readlinkat_chk_warn [2022-11-25 22:16:58,694 WARN L623 FunctionHandler]: Unknown extern function __readlinkat_alias [2022-11-25 22:16:58,695 WARN L623 FunctionHandler]: Unknown extern function __getcwd_chk [2022-11-25 22:16:58,696 WARN L623 FunctionHandler]: Unknown extern function __getcwd_chk_warn [2022-11-25 22:16:58,696 WARN L623 FunctionHandler]: Unknown extern function __getcwd_alias [2022-11-25 22:16:58,697 WARN L623 FunctionHandler]: Unknown extern function __getwd_chk [2022-11-25 22:16:58,698 WARN L623 FunctionHandler]: Unknown extern function __getwd_warn [2022-11-25 22:16:58,699 WARN L623 FunctionHandler]: Unknown extern function __confstr_chk [2022-11-25 22:16:58,700 WARN L623 FunctionHandler]: Unknown extern function __confstr_chk_warn [2022-11-25 22:16:58,700 WARN L623 FunctionHandler]: Unknown extern function __confstr_alias [2022-11-25 22:16:58,701 WARN L623 FunctionHandler]: Unknown extern function __getgroups_chk [2022-11-25 22:16:58,702 WARN L623 FunctionHandler]: Unknown extern function __getgroups_chk_warn [2022-11-25 22:16:58,703 WARN L623 FunctionHandler]: Unknown extern function __getgroups_alias [2022-11-25 22:16:58,704 WARN L623 FunctionHandler]: Unknown extern function __ttyname_r_chk [2022-11-25 22:16:58,705 WARN L623 FunctionHandler]: Unknown extern function __ttyname_r_chk_warn [2022-11-25 22:16:58,705 WARN L623 FunctionHandler]: Unknown extern function __ttyname_r_alias [2022-11-25 22:16:58,706 WARN L623 FunctionHandler]: Unknown extern function __getlogin_r_chk [2022-11-25 22:16:58,707 WARN L623 FunctionHandler]: Unknown extern function __getlogin_r_chk_warn [2022-11-25 22:16:58,707 WARN L623 FunctionHandler]: Unknown extern function __getlogin_r_alias [2022-11-25 22:16:58,709 WARN L623 FunctionHandler]: Unknown extern function __gethostname_chk [2022-11-25 22:16:58,709 WARN L623 FunctionHandler]: Unknown extern function __gethostname_chk_warn [2022-11-25 22:16:58,710 WARN L623 FunctionHandler]: Unknown extern function __gethostname_alias [2022-11-25 22:16:58,711 WARN L623 FunctionHandler]: Unknown extern function __getdomainname_chk [2022-11-25 22:16:58,712 WARN L623 FunctionHandler]: Unknown extern function __getdomainname_chk_warn [2022-11-25 22:16:58,712 WARN L623 FunctionHandler]: Unknown extern function __getdomainname_alias [2022-11-25 22:16:58,715 WARN L623 FunctionHandler]: Unknown extern function readlink [2022-11-25 22:16:58,716 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:16:58,717 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:16:58,717 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:16:58,719 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:16:58,720 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-11-25 22:16:58,722 WARN L623 FunctionHandler]: Unknown extern function __uflow [2022-11-25 22:16:58,723 WARN L623 FunctionHandler]: Unknown extern function __uflow [2022-11-25 22:16:58,725 WARN L623 FunctionHandler]: Unknown extern function _IO_putc [2022-11-25 22:16:58,726 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[480546,480559] [2022-11-25 22:16:58,727 WARN L623 FunctionHandler]: Unknown extern function __overflow [2022-11-25 22:16:58,727 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[480727,480740] [2022-11-25 22:16:58,728 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[480896,480909] [2022-11-25 22:16:58,729 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[481039,481052] [2022-11-25 22:16:58,730 WARN L623 FunctionHandler]: Unknown extern function __overflow [2022-11-25 22:16:58,732 WARN L623 FunctionHandler]: Unknown extern function __getdelim [2022-11-25 22:16:58,733 WARN L611 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2022-11-25 22:16:58,734 WARN L623 FunctionHandler]: Unknown extern function __vfprintf_chk [2022-11-25 22:16:58,735 WARN L623 FunctionHandler]: Unknown extern function __vfprintf_chk [2022-11-25 22:16:58,736 WARN L623 FunctionHandler]: Unknown extern function __vdprintf_chk [2022-11-25 22:16:58,736 WARN L623 FunctionHandler]: Unknown extern function __obstack_vprintf_chk [2022-11-25 22:16:58,737 WARN L623 FunctionHandler]: Unknown extern function __fgets_chk [2022-11-25 22:16:58,738 WARN L623 FunctionHandler]: Unknown extern function __fgets_chk_warn [2022-11-25 22:16:58,739 WARN L623 FunctionHandler]: Unknown extern function __fgets_alias [2022-11-25 22:16:58,740 WARN L623 FunctionHandler]: Unknown extern function __fread_chk [2022-11-25 22:16:58,741 WARN L623 FunctionHandler]: Unknown extern function __fread_chk_warn [2022-11-25 22:16:58,742 WARN L623 FunctionHandler]: Unknown extern function __fread_alias [2022-11-25 22:16:58,743 WARN L623 FunctionHandler]: Unknown extern function __fgets_unlocked_chk [2022-11-25 22:16:58,744 WARN L623 FunctionHandler]: Unknown extern function __fgets_unlocked_chk_warn [2022-11-25 22:16:58,744 WARN L623 FunctionHandler]: Unknown extern function __fgets_unlocked_alias [2022-11-25 22:16:58,746 WARN L623 FunctionHandler]: Unknown extern function __fread_unlocked_chk [2022-11-25 22:16:58,746 WARN L623 FunctionHandler]: Unknown extern function __fread_unlocked_chk_warn [2022-11-25 22:16:58,747 WARN L623 FunctionHandler]: Unknown extern function __fread_unlocked_alias [2022-11-25 22:16:58,748 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[491959,491972] [2022-11-25 22:16:58,749 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[492047,492060] [2022-11-25 22:16:58,752 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-11-25 22:16:58,754 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[494124,494137] [2022-11-25 22:16:58,754 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[494183,494196] [2022-11-25 22:16:58,755 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[494279,494292] [2022-11-25 22:16:58,756 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[494369,494382] [2022-11-25 22:16:58,757 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[494656,494669] [2022-11-25 22:16:58,759 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[494823,494836] [2022-11-25 22:16:58,763 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[495122,495135] [2022-11-25 22:16:58,763 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:16:58,764 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[495406,495419] [2022-11-25 22:16:58,767 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[495728,495741] [2022-11-25 22:16:58,772 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[495846,495859] [2022-11-25 22:16:58,773 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[496177,496190] [2022-11-25 22:16:58,774 WARN L623 FunctionHandler]: Unknown extern function dcgettext [2022-11-25 22:16:58,774 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[496405,496418] [2022-11-25 22:16:58,775 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[496463,496476] [2022-11-25 22:16:58,776 WARN L623 FunctionHandler]: Unknown extern function dcgettext [2022-11-25 22:16:58,776 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[496693,496706] [2022-11-25 22:16:58,777 WARN L623 FunctionHandler]: Unknown extern function error [2022-11-25 22:16:58,777 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[496925,496938] [2022-11-25 22:16:58,779 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[497203,497216] [2022-11-25 22:16:58,780 WARN L623 FunctionHandler]: Unknown extern function dcgettext [2022-11-25 22:16:58,783 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-11-25 22:16:58,784 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[497483,497496] [2022-11-25 22:16:58,785 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[497540,497553] [2022-11-25 22:16:58,785 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[497596,497609] [2022-11-25 22:16:58,786 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[497690,497703] [2022-11-25 22:16:58,787 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[497909,497922] [2022-11-25 22:16:58,789 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-11-25 22:16:58,790 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[498140,498153] [2022-11-25 22:16:58,792 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[498201,498214] [2022-11-25 22:16:58,793 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[498256,498269] [2022-11-25 22:16:58,794 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[498354,498367] [2022-11-25 22:16:58,795 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[498486,498499] [2022-11-25 22:16:58,795 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:16:58,796 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[498713,498726] [2022-11-25 22:16:58,797 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-11-25 22:16:58,798 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[498952,498965] [2022-11-25 22:16:58,798 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499015,499028] [2022-11-25 22:16:58,799 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499115,499128] [2022-11-25 22:16:58,800 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499172,499185] [2022-11-25 22:16:58,800 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499233,499246] [2022-11-25 22:16:58,802 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499381,499394] [2022-11-25 22:16:58,802 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-11-25 22:16:58,805 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499616,499629] [2022-11-25 22:16:58,806 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499679,499692] [2022-11-25 22:16:58,807 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499779,499792] [2022-11-25 22:16:58,807 WARN L623 FunctionHandler]: Unknown extern function fputc_unlocked [2022-11-25 22:16:58,808 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499983,499996] [2022-11-25 22:16:58,808 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[500040,500053] [2022-11-25 22:16:58,809 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[500134,500147] [2022-11-25 22:16:58,812 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[500628,500641] [2022-11-25 22:16:58,813 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[500685,500698] [2022-11-25 22:16:58,813 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[500779,500792] [2022-11-25 22:16:58,814 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[500831,500844] [2022-11-25 22:16:58,814 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[500955,500968] [2022-11-25 22:16:58,815 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[501012,501025] [2022-11-25 22:16:58,816 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[501106,501119] [2022-11-25 22:16:58,816 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[501158,501171] [2022-11-25 22:16:58,817 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[501253,501266] [2022-11-25 22:16:58,818 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[501310,501323] [2022-11-25 22:16:58,818 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[501404,501417] [2022-11-25 22:16:58,819 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[501456,501469] [2022-11-25 22:16:58,820 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:16:58,824 WARN L623 FunctionHandler]: Unknown extern function getdelim [2022-11-25 22:16:58,825 WARN L623 FunctionHandler]: Unknown extern function feof [2022-11-25 22:16:58,840 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-25 22:16:58,840 WARN L623 FunctionHandler]: Unknown extern function strcpy [2022-11-25 22:16:58,841 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:16:58,842 WARN L623 FunctionHandler]: Unknown extern function pathconf [2022-11-25 22:16:58,842 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:16:58,844 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-25 22:16:58,849 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-25 22:16:58,850 WARN L623 FunctionHandler]: Unknown extern function strcpy [2022-11-25 22:16:58,850 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-25 22:16:58,851 WARN L623 FunctionHandler]: Unknown extern function strcpy [2022-11-25 22:16:58,853 WARN L623 FunctionHandler]: Unknown extern function readdir [2022-11-25 22:16:58,854 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:16:58,857 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:16:58,859 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-25 22:16:58,862 WARN L623 FunctionHandler]: Unknown extern function closedir [2022-11-25 22:16:58,866 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-25 22:16:58,867 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-25 22:16:58,881 WARN L623 FunctionHandler]: Unknown extern function memchr [2022-11-25 22:16:58,974 WARN L623 FunctionHandler]: Unknown extern function newlocale [2022-11-25 22:16:59,043 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[537616,537629] [2022-11-25 22:16:59,044 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[537764,537777] [2022-11-25 22:16:59,045 WARN L623 FunctionHandler]: Unknown extern function strtod_l [2022-11-25 22:16:59,045 WARN L623 FunctionHandler]: Unknown extern function newlocale [2022-11-25 22:16:59,110 WARN L623 FunctionHandler]: Unknown extern function strtold_l [2022-11-25 22:16:59,113 WARN L623 FunctionHandler]: Unknown extern function __recv_chk [2022-11-25 22:16:59,114 WARN L623 FunctionHandler]: Unknown extern function __recv_chk_warn [2022-11-25 22:16:59,114 WARN L623 FunctionHandler]: Unknown extern function __recv_alias [2022-11-25 22:16:59,116 WARN L623 FunctionHandler]: Unknown extern function __recvfrom_chk [2022-11-25 22:16:59,116 WARN L623 FunctionHandler]: Unknown extern function __recvfrom_chk_warn [2022-11-25 22:16:59,117 WARN L623 FunctionHandler]: Unknown extern function __recvfrom_alias [2022-11-25 22:16:59,118 WARN L623 FunctionHandler]: Unknown extern function getaddrinfo [2022-11-25 22:16:59,119 WARN L623 FunctionHandler]: Unknown extern function __strdup [2022-11-25 22:16:59,120 WARN L623 FunctionHandler]: Unknown extern function freeaddrinfo [2022-11-25 22:16:59,120 WARN L623 FunctionHandler]: Unknown extern function gai_strerror [2022-11-25 22:16:59,123 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:16:59,124 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:16:59,127 WARN L623 FunctionHandler]: Unknown extern function __rawmemchr [2022-11-25 22:16:59,140 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-25 22:16:59,141 WARN L623 FunctionHandler]: Unknown extern function lstat [2022-11-25 22:16:59,141 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:16:59,142 WARN L611 FunctionHandler]: implicit declaration of function __builtin_strspn [2022-11-25 22:16:59,149 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:16:59,149 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:16:59,151 WARN L623 FunctionHandler]: Unknown extern function memmove [2022-11-25 22:16:59,152 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-25 22:16:59,155 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:16:59,157 WARN L623 FunctionHandler]: Unknown extern function readlink [2022-11-25 22:16:59,158 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:16:59,159 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:16:59,161 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-25 22:16:59,164 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:16:59,166 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:16:59,168 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: rpl_fcntl [2022-11-25 22:16:59,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5abb2f24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:16:59, skipping insertion in model container [2022-11-25 22:16:59,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:16:59,169 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 22:16:59,171 INFO L158 Benchmark]: Toolchain (without parser) took 26980.65ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 69.8MB in the beginning and 218.4MB in the end (delta: -148.6MB). Peak memory consumption was 201.2MB. Max. memory is 16.1GB. [2022-11-25 22:16:59,171 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 109.1MB. Free memory is still 60.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:16:59,173 INFO L158 Benchmark]: CACSL2BoogieTranslator took 26978.33ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 69.8MB in the beginning and 218.4MB in the end (delta: -148.6MB). Peak memory consumption was 201.2MB. Max. memory is 16.1GB. [2022-11-25 22:16:59,175 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 109.1MB. Free memory is still 60.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 26978.33ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 69.8MB in the beginning and 218.4MB in the end (delta: -148.6MB). Peak memory consumption was 201.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12172]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: rpl_fcntl 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_258f4546-70b3-48d6-b0e8-77372202bbd9/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/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_258f4546-70b3-48d6-b0e8-77372202bbd9/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/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_258f4546-70b3-48d6-b0e8-77372202bbd9/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 e1cb53b0b4a16da3dbf2f20341c878664cce096875bbfc489951f2df98de6675 --- 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 22:17:01,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:17:01,474 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:17:01,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:17:01,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:17:01,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:17:01,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:17:01,528 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:17:01,530 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:17:01,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:17:01,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:17:01,540 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:17:01,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:17:01,543 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:17:01,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:17:01,549 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:17:01,552 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:17:01,553 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:17:01,555 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:17:01,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:17:01,562 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:17:01,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:17:01,566 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:17:01,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:17:01,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:17:01,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:17:01,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:17:01,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:17:01,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:17:01,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:17:01,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:17:01,584 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:17:01,591 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:17:01,592 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:17:01,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:17:01,594 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:17:01,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:17:01,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:17:01,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:17:01,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:17:01,597 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:17:01,597 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-25 22:17:01,641 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:17:01,641 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:17:01,643 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:17:01,643 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:17:01,644 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:17:01,644 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:17:01,644 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:17:01,644 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:17:01,645 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:17:01,645 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:17:01,646 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:17:01,646 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:17:01,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:17:01,647 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:17:01,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:17:01,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:17:01,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:17:01,648 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:17:01,648 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 22:17:01,648 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 22:17:01,649 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 22:17:01,649 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 22:17:01,649 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:17:01,649 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:17:01,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:17:01,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:17:01,650 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 22:17:01,650 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:17:01,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:17:01,650 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:17:01,651 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:17:01,651 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:17:01,651 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 22:17:01,651 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 22:17:01,652 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:17:01,652 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:17:01,652 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 22:17:01,652 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_258f4546-70b3-48d6-b0e8-77372202bbd9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1cb53b0b4a16da3dbf2f20341c878664cce096875bbfc489951f2df98de6675 [2022-11-25 22:17:02,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:17:02,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:17:02,090 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:17:02,091 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:17:02,091 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:17:02,093 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i [2022-11-25 22:17:05,155 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:17:07,457 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:17:07,458 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i [2022-11-25 22:17:07,801 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/bin/utaipan-ByfvJB40ur/data/8da035059/c741d85e70b9490aa805d7e77aa7935d/FLAG756f6b138 [2022-11-25 22:17:07,826 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/bin/utaipan-ByfvJB40ur/data/8da035059/c741d85e70b9490aa805d7e77aa7935d [2022-11-25 22:17:07,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:17:07,830 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:17:07,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:17:07,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:17:07,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:17:07,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:17:07" (1/1) ... [2022-11-25 22:17:07,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74fb6e20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:17:07, skipping insertion in model container [2022-11-25 22:17:07,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:17:07" (1/1) ... [2022-11-25 22:17:07,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:17:08,369 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:17:35,496 WARN L623 FunctionHandler]: Unknown extern function __xstat [2022-11-25 22:17:35,497 WARN L623 FunctionHandler]: Unknown extern function __lxstat [2022-11-25 22:17:35,498 WARN L623 FunctionHandler]: Unknown extern function __fxstat [2022-11-25 22:17:35,499 WARN L623 FunctionHandler]: Unknown extern function __fxstatat [2022-11-25 22:17:35,500 WARN L623 FunctionHandler]: Unknown extern function __xmknod [2022-11-25 22:17:35,501 WARN L623 FunctionHandler]: Unknown extern function __xmknodat [2022-11-25 22:17:35,502 WARN L623 FunctionHandler]: Unknown extern function __xstat64 [2022-11-25 22:17:35,503 WARN L623 FunctionHandler]: Unknown extern function __lxstat64 [2022-11-25 22:17:35,504 WARN L623 FunctionHandler]: Unknown extern function __fxstat64 [2022-11-25 22:17:35,504 WARN L623 FunctionHandler]: Unknown extern function __fxstatat64 [2022-11-25 22:17:35,506 WARN L623 FunctionHandler]: Unknown extern function strtol [2022-11-25 22:17:35,507 WARN L623 FunctionHandler]: Unknown extern function strtol [2022-11-25 22:17:35,508 WARN L623 FunctionHandler]: Unknown extern function strtoll [2022-11-25 22:17:35,509 WARN L623 FunctionHandler]: Unknown extern function __realpath_chk [2022-11-25 22:17:35,509 WARN L623 FunctionHandler]: Unknown extern function __realpath_alias [2022-11-25 22:17:35,511 WARN L623 FunctionHandler]: Unknown extern function __ptsname_r_chk [2022-11-25 22:17:35,512 WARN L623 FunctionHandler]: Unknown extern function __ptsname_r_chk_warn [2022-11-25 22:17:35,512 WARN L623 FunctionHandler]: Unknown extern function __ptsname_r_alias [2022-11-25 22:17:35,514 WARN L623 FunctionHandler]: Unknown extern function __wctomb_chk [2022-11-25 22:17:35,514 WARN L623 FunctionHandler]: Unknown extern function __wctomb_alias [2022-11-25 22:17:35,516 WARN L623 FunctionHandler]: Unknown extern function __mbstowcs_chk [2022-11-25 22:17:35,517 WARN L623 FunctionHandler]: Unknown extern function __mbstowcs_chk_warn [2022-11-25 22:17:35,517 WARN L623 FunctionHandler]: Unknown extern function __mbstowcs_alias [2022-11-25 22:17:35,519 WARN L623 FunctionHandler]: Unknown extern function __wcstombs_chk [2022-11-25 22:17:35,520 WARN L623 FunctionHandler]: Unknown extern function __wcstombs_chk_warn [2022-11-25 22:17:35,520 WARN L623 FunctionHandler]: Unknown extern function __wcstombs_alias [2022-11-25 22:17:35,545 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2022-11-25 22:17:35,546 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2022-11-25 22:17:35,547 WARN L611 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2022-11-25 22:17:35,548 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2022-11-25 22:17:35,549 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2022-11-25 22:17:35,550 WARN L611 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2022-11-25 22:17:35,551 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2022-11-25 22:17:35,552 WARN L623 FunctionHandler]: Unknown extern function __stpncpy_chk [2022-11-25 22:17:35,553 WARN L623 FunctionHandler]: Unknown extern function __stpncpy_alias [2022-11-25 22:17:35,554 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2022-11-25 22:17:35,555 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2022-11-25 22:17:35,555 WARN L623 FunctionHandler]: Unknown extern function fchmod [2022-11-25 22:17:35,556 WARN L623 FunctionHandler]: Unknown extern function chmod [2022-11-25 22:17:35,558 WARN L623 FunctionHandler]: Unknown extern function dcgettext [2022-11-25 22:17:35,558 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:17:35,559 WARN L623 FunctionHandler]: Unknown extern function error [2022-11-25 22:17:35,561 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:17:35,561 WARN L623 FunctionHandler]: Unknown extern function error [2022-11-25 22:17:35,562 WARN L623 FunctionHandler]: Unknown extern function dcgettext [2022-11-25 22:17:35,563 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:17:35,563 WARN L623 FunctionHandler]: Unknown extern function error [2022-11-25 22:17:35,565 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[460204,460217] [2022-11-25 22:17:35,566 WARN L623 FunctionHandler]: Unknown extern function __read_chk [2022-11-25 22:17:35,572 WARN L623 FunctionHandler]: Unknown extern function __read_chk_warn [2022-11-25 22:17:35,580 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[460690,460703] [2022-11-25 22:17:35,581 WARN L623 FunctionHandler]: Unknown extern function __read_alias [2022-11-25 22:17:35,582 WARN L623 FunctionHandler]: Unknown extern function __pread_chk [2022-11-25 22:17:35,583 WARN L623 FunctionHandler]: Unknown extern function __pread_chk_warn [2022-11-25 22:17:35,584 WARN L623 FunctionHandler]: Unknown extern function __pread_alias [2022-11-25 22:17:35,585 WARN L623 FunctionHandler]: Unknown extern function __pread64_chk [2022-11-25 22:17:35,585 WARN L623 FunctionHandler]: Unknown extern function __pread64_chk_warn [2022-11-25 22:17:35,586 WARN L623 FunctionHandler]: Unknown extern function __pread64_alias [2022-11-25 22:17:35,587 WARN L623 FunctionHandler]: Unknown extern function __readlink_chk [2022-11-25 22:17:35,589 WARN L623 FunctionHandler]: Unknown extern function __readlink_chk_warn [2022-11-25 22:17:35,590 WARN L623 FunctionHandler]: Unknown extern function __readlink_alias [2022-11-25 22:17:35,591 WARN L623 FunctionHandler]: Unknown extern function __readlinkat_chk [2022-11-25 22:17:35,596 WARN L623 FunctionHandler]: Unknown extern function __readlinkat_chk_warn [2022-11-25 22:17:35,597 WARN L623 FunctionHandler]: Unknown extern function __readlinkat_alias [2022-11-25 22:17:35,598 WARN L623 FunctionHandler]: Unknown extern function __getcwd_chk [2022-11-25 22:17:35,599 WARN L623 FunctionHandler]: Unknown extern function __getcwd_chk_warn [2022-11-25 22:17:35,599 WARN L623 FunctionHandler]: Unknown extern function __getcwd_alias [2022-11-25 22:17:35,600 WARN L623 FunctionHandler]: Unknown extern function __getwd_chk [2022-11-25 22:17:35,601 WARN L623 FunctionHandler]: Unknown extern function __getwd_warn [2022-11-25 22:17:35,602 WARN L623 FunctionHandler]: Unknown extern function __confstr_chk [2022-11-25 22:17:35,602 WARN L623 FunctionHandler]: Unknown extern function __confstr_chk_warn [2022-11-25 22:17:35,603 WARN L623 FunctionHandler]: Unknown extern function __confstr_alias [2022-11-25 22:17:35,604 WARN L623 FunctionHandler]: Unknown extern function __getgroups_chk [2022-11-25 22:17:35,605 WARN L623 FunctionHandler]: Unknown extern function __getgroups_chk_warn [2022-11-25 22:17:35,606 WARN L623 FunctionHandler]: Unknown extern function __getgroups_alias [2022-11-25 22:17:35,607 WARN L623 FunctionHandler]: Unknown extern function __ttyname_r_chk [2022-11-25 22:17:35,607 WARN L623 FunctionHandler]: Unknown extern function __ttyname_r_chk_warn [2022-11-25 22:17:35,608 WARN L623 FunctionHandler]: Unknown extern function __ttyname_r_alias [2022-11-25 22:17:35,609 WARN L623 FunctionHandler]: Unknown extern function __getlogin_r_chk [2022-11-25 22:17:35,610 WARN L623 FunctionHandler]: Unknown extern function __getlogin_r_chk_warn [2022-11-25 22:17:35,610 WARN L623 FunctionHandler]: Unknown extern function __getlogin_r_alias [2022-11-25 22:17:35,611 WARN L623 FunctionHandler]: Unknown extern function __gethostname_chk [2022-11-25 22:17:35,612 WARN L623 FunctionHandler]: Unknown extern function __gethostname_chk_warn [2022-11-25 22:17:35,612 WARN L623 FunctionHandler]: Unknown extern function __gethostname_alias [2022-11-25 22:17:35,614 WARN L623 FunctionHandler]: Unknown extern function __getdomainname_chk [2022-11-25 22:17:35,614 WARN L623 FunctionHandler]: Unknown extern function __getdomainname_chk_warn [2022-11-25 22:17:35,615 WARN L623 FunctionHandler]: Unknown extern function __getdomainname_alias [2022-11-25 22:17:35,618 WARN L623 FunctionHandler]: Unknown extern function readlink [2022-11-25 22:17:35,619 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:17:35,620 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:17:35,620 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:17:35,621 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:17:35,623 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-11-25 22:17:35,625 WARN L623 FunctionHandler]: Unknown extern function __uflow [2022-11-25 22:17:35,627 WARN L623 FunctionHandler]: Unknown extern function __uflow [2022-11-25 22:17:35,628 WARN L623 FunctionHandler]: Unknown extern function _IO_putc [2022-11-25 22:17:35,629 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[480546,480559] [2022-11-25 22:17:35,630 WARN L623 FunctionHandler]: Unknown extern function __overflow [2022-11-25 22:17:35,630 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[480727,480740] [2022-11-25 22:17:35,631 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[480896,480909] [2022-11-25 22:17:35,632 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[481039,481052] [2022-11-25 22:17:35,633 WARN L623 FunctionHandler]: Unknown extern function __overflow [2022-11-25 22:17:35,635 WARN L623 FunctionHandler]: Unknown extern function __getdelim [2022-11-25 22:17:35,636 WARN L611 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2022-11-25 22:17:35,637 WARN L623 FunctionHandler]: Unknown extern function __vfprintf_chk [2022-11-25 22:17:35,638 WARN L623 FunctionHandler]: Unknown extern function __vfprintf_chk [2022-11-25 22:17:35,639 WARN L623 FunctionHandler]: Unknown extern function __vdprintf_chk [2022-11-25 22:17:35,640 WARN L623 FunctionHandler]: Unknown extern function __obstack_vprintf_chk [2022-11-25 22:17:35,641 WARN L623 FunctionHandler]: Unknown extern function __fgets_chk [2022-11-25 22:17:35,642 WARN L623 FunctionHandler]: Unknown extern function __fgets_chk_warn [2022-11-25 22:17:35,642 WARN L623 FunctionHandler]: Unknown extern function __fgets_alias [2022-11-25 22:17:35,644 WARN L623 FunctionHandler]: Unknown extern function __fread_chk [2022-11-25 22:17:35,644 WARN L623 FunctionHandler]: Unknown extern function __fread_chk_warn [2022-11-25 22:17:35,645 WARN L623 FunctionHandler]: Unknown extern function __fread_alias [2022-11-25 22:17:35,646 WARN L623 FunctionHandler]: Unknown extern function __fgets_unlocked_chk [2022-11-25 22:17:35,647 WARN L623 FunctionHandler]: Unknown extern function __fgets_unlocked_chk_warn [2022-11-25 22:17:35,648 WARN L623 FunctionHandler]: Unknown extern function __fgets_unlocked_alias [2022-11-25 22:17:35,649 WARN L623 FunctionHandler]: Unknown extern function __fread_unlocked_chk [2022-11-25 22:17:35,649 WARN L623 FunctionHandler]: Unknown extern function __fread_unlocked_chk_warn [2022-11-25 22:17:35,650 WARN L623 FunctionHandler]: Unknown extern function __fread_unlocked_alias [2022-11-25 22:17:35,652 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[491959,491972] [2022-11-25 22:17:35,652 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[492047,492060] [2022-11-25 22:17:35,655 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-11-25 22:17:35,657 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[494124,494137] [2022-11-25 22:17:35,657 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[494183,494196] [2022-11-25 22:17:35,658 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[494279,494292] [2022-11-25 22:17:35,659 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[494369,494382] [2022-11-25 22:17:35,660 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[494656,494669] [2022-11-25 22:17:35,660 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[494823,494836] [2022-11-25 22:17:35,661 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[495122,495135] [2022-11-25 22:17:35,662 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:17:35,663 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[495406,495419] [2022-11-25 22:17:35,664 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[495728,495741] [2022-11-25 22:17:35,664 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[495846,495859] [2022-11-25 22:17:35,665 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[496177,496190] [2022-11-25 22:17:35,666 WARN L623 FunctionHandler]: Unknown extern function dcgettext [2022-11-25 22:17:35,666 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[496405,496418] [2022-11-25 22:17:35,667 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[496463,496476] [2022-11-25 22:17:35,667 WARN L623 FunctionHandler]: Unknown extern function dcgettext [2022-11-25 22:17:35,668 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[496693,496706] [2022-11-25 22:17:35,668 WARN L623 FunctionHandler]: Unknown extern function error [2022-11-25 22:17:35,669 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[496925,496938] [2022-11-25 22:17:35,669 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[497203,497216] [2022-11-25 22:17:35,670 WARN L623 FunctionHandler]: Unknown extern function dcgettext [2022-11-25 22:17:35,670 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-11-25 22:17:35,671 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[497483,497496] [2022-11-25 22:17:35,671 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[497540,497553] [2022-11-25 22:17:35,672 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[497596,497609] [2022-11-25 22:17:35,672 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[497690,497703] [2022-11-25 22:17:35,673 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[497909,497922] [2022-11-25 22:17:35,673 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-11-25 22:17:35,674 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[498140,498153] [2022-11-25 22:17:35,675 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[498201,498214] [2022-11-25 22:17:35,675 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[498256,498269] [2022-11-25 22:17:35,676 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[498354,498367] [2022-11-25 22:17:35,676 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[498486,498499] [2022-11-25 22:17:35,677 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:17:35,677 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[498713,498726] [2022-11-25 22:17:35,678 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-11-25 22:17:35,678 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[498952,498965] [2022-11-25 22:17:35,679 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499015,499028] [2022-11-25 22:17:35,679 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499115,499128] [2022-11-25 22:17:35,680 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499172,499185] [2022-11-25 22:17:35,680 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499233,499246] [2022-11-25 22:17:35,681 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499381,499394] [2022-11-25 22:17:35,681 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-11-25 22:17:35,683 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499616,499629] [2022-11-25 22:17:35,683 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499679,499692] [2022-11-25 22:17:35,684 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499779,499792] [2022-11-25 22:17:35,684 WARN L623 FunctionHandler]: Unknown extern function fputc_unlocked [2022-11-25 22:17:35,684 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499983,499996] [2022-11-25 22:17:35,685 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[500040,500053] [2022-11-25 22:17:35,685 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[500134,500147] [2022-11-25 22:17:35,686 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[500628,500641] [2022-11-25 22:17:35,687 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[500685,500698] [2022-11-25 22:17:35,687 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[500779,500792] [2022-11-25 22:17:35,688 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[500831,500844] [2022-11-25 22:17:35,688 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[500955,500968] [2022-11-25 22:17:35,688 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[501012,501025] [2022-11-25 22:17:35,689 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[501106,501119] [2022-11-25 22:17:35,689 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[501158,501171] [2022-11-25 22:17:35,690 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[501253,501266] [2022-11-25 22:17:35,690 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[501310,501323] [2022-11-25 22:17:35,691 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[501404,501417] [2022-11-25 22:17:35,691 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[501456,501469] [2022-11-25 22:17:35,692 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:17:35,695 WARN L623 FunctionHandler]: Unknown extern function getdelim [2022-11-25 22:17:35,696 WARN L623 FunctionHandler]: Unknown extern function feof [2022-11-25 22:17:35,702 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-25 22:17:35,702 WARN L623 FunctionHandler]: Unknown extern function strcpy [2022-11-25 22:17:35,703 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:17:35,703 WARN L623 FunctionHandler]: Unknown extern function pathconf [2022-11-25 22:17:35,704 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:17:35,705 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-25 22:17:35,707 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-25 22:17:35,708 WARN L623 FunctionHandler]: Unknown extern function strcpy [2022-11-25 22:17:35,708 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-25 22:17:35,709 WARN L623 FunctionHandler]: Unknown extern function strcpy [2022-11-25 22:17:35,710 WARN L623 FunctionHandler]: Unknown extern function readdir [2022-11-25 22:17:35,711 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:17:35,713 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:17:35,715 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-25 22:17:35,719 WARN L623 FunctionHandler]: Unknown extern function closedir [2022-11-25 22:17:35,720 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-25 22:17:35,722 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-25 22:17:35,734 WARN L623 FunctionHandler]: Unknown extern function memchr [2022-11-25 22:17:35,760 WARN L623 FunctionHandler]: Unknown extern function newlocale [2022-11-25 22:17:35,764 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[537616,537629] [2022-11-25 22:17:35,764 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258f4546-70b3-48d6-b0e8-77372202bbd9/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[537764,537777] [2022-11-25 22:17:35,765 WARN L623 FunctionHandler]: Unknown extern function strtod_l [2022-11-25 22:17:35,765 WARN L623 FunctionHandler]: Unknown extern function newlocale [2022-11-25 22:17:35,768 WARN L623 FunctionHandler]: Unknown extern function strtold_l [2022-11-25 22:17:35,771 WARN L623 FunctionHandler]: Unknown extern function __recv_chk [2022-11-25 22:17:35,771 WARN L623 FunctionHandler]: Unknown extern function __recv_chk_warn [2022-11-25 22:17:35,772 WARN L623 FunctionHandler]: Unknown extern function __recv_alias [2022-11-25 22:17:35,773 WARN L623 FunctionHandler]: Unknown extern function __recvfrom_chk [2022-11-25 22:17:35,774 WARN L623 FunctionHandler]: Unknown extern function __recvfrom_chk_warn [2022-11-25 22:17:35,775 WARN L623 FunctionHandler]: Unknown extern function __recvfrom_alias [2022-11-25 22:17:35,777 WARN L623 FunctionHandler]: Unknown extern function getaddrinfo [2022-11-25 22:17:35,777 WARN L623 FunctionHandler]: Unknown extern function __strdup [2022-11-25 22:17:35,778 WARN L623 FunctionHandler]: Unknown extern function freeaddrinfo [2022-11-25 22:17:35,779 WARN L623 FunctionHandler]: Unknown extern function gai_strerror [2022-11-25 22:17:35,781 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:17:35,782 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:17:35,783 WARN L623 FunctionHandler]: Unknown extern function __rawmemchr [2022-11-25 22:17:35,787 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-25 22:17:35,788 WARN L623 FunctionHandler]: Unknown extern function lstat [2022-11-25 22:17:35,789 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:17:35,789 WARN L611 FunctionHandler]: implicit declaration of function __builtin_strspn [2022-11-25 22:17:35,791 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:17:35,792 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:17:35,793 WARN L623 FunctionHandler]: Unknown extern function memmove [2022-11-25 22:17:35,794 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-25 22:17:35,797 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:17:35,798 WARN L623 FunctionHandler]: Unknown extern function readlink [2022-11-25 22:17:35,800 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:17:35,801 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:17:35,802 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-25 22:17:35,804 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:17:35,805 WARN L623 FunctionHandler]: Unknown extern function __errno_location [2022-11-25 22:17:35,808 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: rpl_fcntl [2022-11-25 22:17:35,808 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@35d90c83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:17:35, skipping insertion in model container [2022-11-25 22:17:35,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:17:35,809 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 22:17:35,811 INFO L158 Benchmark]: Toolchain (without parser) took 27979.85ms. Allocated memory was 184.5MB in the beginning and 274.7MB in the end (delta: 90.2MB). Free memory was 119.5MB in the beginning and 149.6MB in the end (delta: -30.1MB). Peak memory consumption was 167.8MB. Max. memory is 16.1GB. [2022-11-25 22:17:35,811 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 60.8MB. Free memory was 38.9MB in the beginning and 38.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:17:35,812 INFO L158 Benchmark]: CACSL2BoogieTranslator took 27975.56ms. Allocated memory was 184.5MB in the beginning and 274.7MB in the end (delta: 90.2MB). Free memory was 119.5MB in the beginning and 149.6MB in the end (delta: -30.1MB). Peak memory consumption was 167.8MB. Max. memory is 16.1GB. [2022-11-25 22:17:35,814 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 60.8MB. Free memory was 38.9MB in the beginning and 38.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 27975.56ms. Allocated memory was 184.5MB in the beginning and 274.7MB in the end (delta: 90.2MB). Free memory was 119.5MB in the beginning and 149.6MB in the end (delta: -30.1MB). Peak memory consumption was 167.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12172]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: rpl_fcntl 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