./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e1cb53b0b4a16da3dbf2f20341c878664cce096875bbfc489951f2df98de6675 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:34:37,744 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:34:37,876 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 20:34:37,884 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:34:37,885 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:34:37,926 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:34:37,927 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:34:37,928 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:34:37,929 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:34:37,934 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:34:37,935 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:34:37,936 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:34:37,937 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:34:37,938 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:34:37,939 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:34:37,939 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:34:37,940 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:34:37,940 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:34:37,941 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:34:37,942 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:34:37,942 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:34:37,943 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:34:37,944 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:34:37,945 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:34:37,945 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:34:37,945 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:34:37,946 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:34:37,946 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:34:37,947 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:34:37,947 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:34:37,949 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:34:37,949 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:34:37,949 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:34:37,950 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:34:37,950 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:34:37,950 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:34:37,951 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:34:37,951 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:34:37,951 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:34:37,951 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:34:37,952 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:34:37,952 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:34:37,952 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:34:37,953 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:34:37,953 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1cb53b0b4a16da3dbf2f20341c878664cce096875bbfc489951f2df98de6675 [2023-11-23 20:34:38,222 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:34:38,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:34:38,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:34:38,251 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:34:38,251 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:34:38,253 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i [2023-11-23 20:34:41,622 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:34:43,575 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:34:43,575 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i [2023-11-23 20:34:43,779 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire/data/ecca74017/a8e123b0a9c84974a15a729c47a2b91e/FLAG3755aa2f6 [2023-11-23 20:34:43,795 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire/data/ecca74017/a8e123b0a9c84974a15a729c47a2b91e [2023-11-23 20:34:43,797 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:34:43,799 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:34:43,801 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:34:43,801 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:34:43,807 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:34:43,808 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:34:43" (1/1) ... [2023-11-23 20:34:43,809 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18b9318b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:43, skipping insertion in model container [2023-11-23 20:34:43,809 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:34:43" (1/1) ... [2023-11-23 20:34:44,642 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:35:15,648 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2023-11-23 20:35:15,649 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2023-11-23 20:35:15,651 WARN L635 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2023-11-23 20:35:15,652 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2023-11-23 20:35:15,661 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2023-11-23 20:35:15,674 WARN L635 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2023-11-23 20:35:15,675 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2023-11-23 20:35:15,677 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2023-11-23 20:35:15,678 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2023-11-23 20:35:15,687 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[460204,460217] [2023-11-23 20:35:15,699 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[460690,460703] [2023-11-23 20:35:15,737 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[480546,480559] [2023-11-23 20:35:15,738 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[480727,480740] [2023-11-23 20:35:15,739 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[480896,480909] [2023-11-23 20:35:15,740 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[481039,481052] [2023-11-23 20:35:15,752 WARN L635 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2023-11-23 20:35:15,777 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[491959,491972] [2023-11-23 20:35:15,778 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[492047,492060] [2023-11-23 20:35:15,789 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[494124,494137] [2023-11-23 20:35:15,790 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[494183,494196] [2023-11-23 20:35:15,791 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[494279,494292] [2023-11-23 20:35:15,794 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[494369,494382] [2023-11-23 20:35:15,796 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[494656,494669] [2023-11-23 20:35:15,803 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[494823,494836] [2023-11-23 20:35:15,804 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[495122,495135] [2023-11-23 20:35:15,805 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[495406,495419] [2023-11-23 20:35:15,809 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[495728,495741] [2023-11-23 20:35:15,810 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[495846,495859] [2023-11-23 20:35:15,812 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[496177,496190] [2023-11-23 20:35:15,813 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[496405,496418] [2023-11-23 20:35:15,813 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[496463,496476] [2023-11-23 20:35:15,815 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[496693,496706] [2023-11-23 20:35:15,815 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[496925,496938] [2023-11-23 20:35:15,817 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[497203,497216] [2023-11-23 20:35:15,818 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[497483,497496] [2023-11-23 20:35:15,819 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[497540,497553] [2023-11-23 20:35:15,820 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[497596,497609] [2023-11-23 20:35:15,821 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[497690,497703] [2023-11-23 20:35:15,822 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[497909,497922] [2023-11-23 20:35:15,825 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[498140,498153] [2023-11-23 20:35:15,826 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[498201,498214] [2023-11-23 20:35:15,827 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[498256,498269] [2023-11-23 20:35:15,828 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[498354,498367] [2023-11-23 20:35:15,829 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[498486,498499] [2023-11-23 20:35:15,830 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[498713,498726] [2023-11-23 20:35:15,832 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[498952,498965] [2023-11-23 20:35:15,832 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499015,499028] [2023-11-23 20:35:15,833 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499115,499128] [2023-11-23 20:35:15,834 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499172,499185] [2023-11-23 20:35:15,835 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499233,499246] [2023-11-23 20:35:15,837 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499381,499394] [2023-11-23 20:35:15,839 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499616,499629] [2023-11-23 20:35:15,840 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499679,499692] [2023-11-23 20:35:15,842 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499779,499792] [2023-11-23 20:35:15,845 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[499983,499996] [2023-11-23 20:35:15,845 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[500040,500053] [2023-11-23 20:35:15,846 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[500134,500147] [2023-11-23 20:35:15,850 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[500628,500641] [2023-11-23 20:35:15,851 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[500685,500698] [2023-11-23 20:35:15,852 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[500779,500792] [2023-11-23 20:35:15,853 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[500831,500844] [2023-11-23 20:35:15,854 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[500955,500968] [2023-11-23 20:35:15,855 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[501012,501025] [2023-11-23 20:35:15,856 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[501106,501119] [2023-11-23 20:35:15,857 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[501158,501171] [2023-11-23 20:35:15,858 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[501253,501266] [2023-11-23 20:35:15,858 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[501310,501323] [2023-11-23 20:35:15,859 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[501404,501417] [2023-11-23 20:35:15,860 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[501456,501469] [2023-11-23 20:35:15,957 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[537616,537629] [2023-11-23 20:35:15,957 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[537764,537777] [2023-11-23 20:35:15,988 WARN L635 FunctionHandler]: implicit declaration of function __builtin_strspn [2023-11-23 20:35:16,011 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[561711,561724] [2023-11-23 20:35:16,012 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[561812,561825] [2023-11-23 20:35:16,012 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[561977,561990] [2023-11-23 20:35:16,013 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[562215,562228] [2023-11-23 20:35:16,014 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[562492,562505] [2023-11-23 20:35:16,020 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[564440,564453] [2023-11-23 20:35:16,021 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[564707,564720] [2023-11-23 20:35:16,022 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[565143,565156] [2023-11-23 20:35:16,023 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[565255,565268] [2023-11-23 20:35:16,024 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[565425,565438] [2023-11-23 20:35:16,025 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[565520,565533] [2023-11-23 20:35:16,025 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[565728,565741] [2023-11-23 20:35:16,642 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[772404,772417] [2023-11-23 20:35:16,643 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[772561,772574] [2023-11-23 20:35:16,644 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[772786,772799] [2023-11-23 20:35:16,645 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[772900,772913] [2023-11-23 20:35:16,647 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[774366,774379] [2023-11-23 20:35:16,649 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[774891,774904] [2023-11-23 20:35:16,657 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[778737,778750] [2023-11-23 20:35:16,658 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[778993,779006] [2023-11-23 20:35:16,664 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[779362,779375] [2023-11-23 20:35:16,701 WARN L635 FunctionHandler]: implicit declaration of function __builtin_strcspn [2023-11-23 20:35:16,743 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[839980,839993] [2023-11-23 20:35:16,744 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[840106,840119] [2023-11-23 20:35:16,745 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[840206,840219] [2023-11-23 20:35:17,045 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[984883,984896] [2023-11-23 20:35:17,051 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[989837,989850] [2023-11-23 20:35:17,052 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[990073,990086] [2023-11-23 20:35:17,052 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[990155,990168] [2023-11-23 20:35:17,053 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[990526,990539] [2023-11-23 20:35:17,054 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[990654,990667] [2023-11-23 20:35:17,054 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[990771,990784] [2023-11-23 20:35:17,055 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[990995,991008] [2023-11-23 20:35:17,055 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[991074,991087] [2023-11-23 20:35:17,056 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[991342,991355] [2023-11-23 20:35:17,058 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[992238,992251] [2023-11-23 20:35:17,059 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[992321,992334] [2023-11-23 20:35:17,059 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[992472,992485] [2023-11-23 20:35:17,060 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[992557,992570] [2023-11-23 20:35:17,062 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[993745,993758] [2023-11-23 20:35:17,063 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[993830,993843] [2023-11-23 20:35:17,064 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[994179,994192] [2023-11-23 20:35:17,064 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[994262,994275] [2023-11-23 20:35:17,065 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[994438,994451] [2023-11-23 20:35:17,067 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[994541,994554] [2023-11-23 20:35:17,067 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[994630,994643] [2023-11-23 20:35:17,067 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[994682,994695] [2023-11-23 20:35:17,068 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[994765,994778] [2023-11-23 20:35:17,068 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[994889,994902] [2023-11-23 20:35:17,069 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[994950,994963] [2023-11-23 20:35:17,070 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[995971,995984] [2023-11-23 20:35:17,072 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[996045,996058] [2023-11-23 20:35:17,072 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[996109,996122] [2023-11-23 20:35:17,072 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[996181,996194] [2023-11-23 20:35:17,073 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[996239,996252] [2023-11-23 20:35:17,073 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[996427,996440] [2023-11-23 20:35:17,073 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[996505,996518] [2023-11-23 20:35:17,074 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[996569,996582] [2023-11-23 20:35:17,074 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[996641,996654] [2023-11-23 20:35:17,075 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[996699,996712] [2023-11-23 20:35:17,076 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[996982,996995] [2023-11-23 20:35:17,077 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[997090,997103] [2023-11-23 20:35:17,077 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[997175,997188] [2023-11-23 20:35:17,078 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[997264,997277] [2023-11-23 20:35:17,083 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[997328,997341] [2023-11-23 20:35:17,084 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[997400,997413] [2023-11-23 20:35:17,085 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[997458,997471] [2023-11-23 20:35:17,085 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[997541,997554] [2023-11-23 20:35:17,085 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[997674,997687] [2023-11-23 20:35:17,087 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[998592,998605] [2023-11-23 20:35:17,087 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[998656,998669] [2023-11-23 20:35:17,087 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[998728,998741] [2023-11-23 20:35:17,088 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[998786,998799] [2023-11-23 20:35:17,088 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[998848,998861] [2023-11-23 20:35:17,089 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[998931,998944] [2023-11-23 20:35:17,095 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1003824,1003837] [2023-11-23 20:35:17,096 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1004667,1004680] [2023-11-23 20:35:17,097 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1004841,1004854] [2023-11-23 20:35:17,098 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1005042,1005055] [2023-11-23 20:35:17,098 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1005154,1005167] [2023-11-23 20:35:17,100 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1007119,1007132] [2023-11-23 20:35:17,101 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1007515,1007528] [2023-11-23 20:35:17,101 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1007573,1007586] [2023-11-23 20:35:17,103 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1008262,1008275] [2023-11-23 20:35:17,104 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1008403,1008416] [2023-11-23 20:35:17,104 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1008530,1008543] [2023-11-23 20:35:17,106 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1009356,1009369] [2023-11-23 20:35:17,106 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1009481,1009494] [2023-11-23 20:35:17,107 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1009549,1009562] [2023-11-23 20:35:17,107 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1009623,1009636] [2023-11-23 20:35:17,107 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1009692,1009705] [2023-11-23 20:35:17,108 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1009771,1009784] [2023-11-23 20:35:17,108 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1009838,1009851] [2023-11-23 20:35:17,109 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1009923,1009936] [2023-11-23 20:35:17,110 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1009994,1010007] [2023-11-23 20:35:17,110 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1010071,1010084] [2023-11-23 20:35:17,110 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1010143,1010156] [2023-11-23 20:35:17,111 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1010225,1010238] [2023-11-23 20:35:17,111 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1010320,1010333] [2023-11-23 20:35:17,112 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1010418,1010431] [2023-11-23 20:35:17,113 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1010487,1010500] [2023-11-23 20:35:17,113 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1010547,1010560] [2023-11-23 20:35:17,113 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1010611,1010624] [2023-11-23 20:35:17,114 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1010683,1010696] [2023-11-23 20:35:17,115 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1011205,1011218] [2023-11-23 20:35:17,115 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1011376,1011389] [2023-11-23 20:35:17,118 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1011483,1011496] [2023-11-23 20:35:17,118 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1011553,1011566] [2023-11-23 20:35:17,119 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1011629,1011642] [2023-11-23 20:35:17,120 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1011700,1011713] [2023-11-23 20:35:17,121 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1011781,1011794] [2023-11-23 20:35:17,124 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1011850,1011863] [2023-11-23 20:35:17,125 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1011916,1011929] [2023-11-23 20:35:17,125 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1012003,1012016] [2023-11-23 20:35:17,126 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1012076,1012089] [2023-11-23 20:35:17,127 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1012155,1012168] [2023-11-23 20:35:17,127 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1012229,1012242] [2023-11-23 20:35:17,129 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1012313,1012326] [2023-11-23 20:35:17,129 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1012410,1012423] [2023-11-23 20:35:17,130 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1012510,1012523] [2023-11-23 20:35:17,137 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1012581,1012594] [2023-11-23 20:35:17,137 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1012643,1012656] [2023-11-23 20:35:17,137 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1012709,1012722] [2023-11-23 20:35:17,138 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1012775,1012788] [2023-11-23 20:35:17,138 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1012849,1012862] [2023-11-23 20:35:17,139 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1012958,1012971] [2023-11-23 20:35:17,139 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1013059,1013072] [2023-11-23 20:35:17,139 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1013127,1013140] [2023-11-23 20:35:17,144 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1013201,1013214] [2023-11-23 20:35:17,145 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1013270,1013283] [2023-11-23 20:35:17,145 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1013349,1013362] [2023-11-23 20:35:17,146 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1013416,1013429] [2023-11-23 20:35:17,146 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1013480,1013493] [2023-11-23 20:35:17,146 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1013565,1013578] [2023-11-23 20:35:17,150 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1013636,1013649] [2023-11-23 20:35:17,151 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1013713,1013726] [2023-11-23 20:35:17,152 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1013785,1013798] [2023-11-23 20:35:17,152 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1013867,1013880] [2023-11-23 20:35:17,152 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1013962,1013975] [2023-11-23 20:35:17,153 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1014060,1014073] [2023-11-23 20:35:17,153 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1014129,1014142] [2023-11-23 20:35:17,155 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1014189,1014202] [2023-11-23 20:35:17,156 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1014253,1014266] [2023-11-23 20:35:17,156 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1014317,1014330] [2023-11-23 20:35:17,157 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1014389,1014402] [2023-11-23 20:35:17,157 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1014524,1014537] [2023-11-23 20:35:17,157 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1014590,1014603] [2023-11-23 20:35:17,158 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1014662,1014675] [2023-11-23 20:35:17,158 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1014729,1014742] [2023-11-23 20:35:17,158 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1014806,1014819] [2023-11-23 20:35:17,158 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1014871,1014884] [2023-11-23 20:35:17,159 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1014933,1014946] [2023-11-23 20:35:17,159 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1015016,1015029] [2023-11-23 20:35:17,159 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1015085,1015098] [2023-11-23 20:35:17,160 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1015160,1015173] [2023-11-23 20:35:17,160 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1015230,1015243] [2023-11-23 20:35:17,161 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1015310,1015323] [2023-11-23 20:35:17,161 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1015403,1015416] [2023-11-23 20:35:17,161 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1015499,1015512] [2023-11-23 20:35:17,162 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1015566,1015579] [2023-11-23 20:35:17,162 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1015624,1015637] [2023-11-23 20:35:17,162 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1015686,1015699] [2023-11-23 20:35:17,162 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1015748,1015761] [2023-11-23 20:35:17,163 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1015818,1015831] [2023-11-23 20:35:17,164 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1016722,1016735] [2023-11-23 20:35:17,165 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1017005,1017018] [2023-11-23 20:35:17,166 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1017092,1017105] [2023-11-23 20:35:17,166 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1017372,1017385] [2023-11-23 20:35:17,166 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1017461,1017474] [2023-11-23 20:35:17,167 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1017704,1017717] [2023-11-23 20:35:17,167 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1017777,1017790] [2023-11-23 20:35:17,168 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1017864,1017877] [2023-11-23 20:35:17,168 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1018192,1018205] [2023-11-23 20:35:17,169 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1018481,1018494] [2023-11-23 20:35:17,169 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1018776,1018789] [2023-11-23 20:35:17,181 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1019523,1019536] [2023-11-23 20:35:17,182 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1019637,1019650] [2023-11-23 20:35:17,182 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1019720,1019733] [2023-11-23 20:35:17,183 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1019850,1019863] [2023-11-23 20:35:17,183 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1019905,1019918] [2023-11-23 20:35:17,183 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1020018,1020031] [2023-11-23 20:35:17,185 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1020503,1020516] [2023-11-23 20:35:17,186 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1021148,1021161] [2023-11-23 20:35:17,187 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1021237,1021250] [2023-11-23 20:35:17,187 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1021537,1021550] [2023-11-23 20:35:17,188 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1021628,1021641] [2023-11-23 20:35:17,188 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1021902,1021915] [2023-11-23 20:35:17,189 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1021991,1022004] [2023-11-23 20:35:17,190 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1022215,1022228] [2023-11-23 20:35:17,190 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1022616,1022629] [2023-11-23 20:35:17,191 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1022688,1022701] [2023-11-23 20:35:17,192 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1022781,1022794] [2023-11-23 20:35:17,198 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1027620,1027633] [2023-11-23 20:35:17,199 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1027723,1027736] [2023-11-23 20:35:17,199 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1027795,1027808] [2023-11-23 20:35:17,201 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1027847,1027860] [2023-11-23 20:35:17,205 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1027937,1027950] [2023-11-23 20:35:17,205 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1027991,1028004] [2023-11-23 20:35:17,205 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1028044,1028057] [2023-11-23 20:35:17,206 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1028122,1028135] [2023-11-23 20:35:17,206 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1028176,1028189] [2023-11-23 20:35:17,206 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1028252,1028265] [2023-11-23 20:35:17,207 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1028304,1028317] [2023-11-23 20:35:17,254 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1069707,1069720] [2023-11-23 20:35:17,255 WARN L240 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_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i[1070465,1070478] [2023-11-23 20:35:17,271 ERROR L324 MainTranslator]: Unsupported Syntax: The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. [2023-11-23 20:35:17,272 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@70ff5e71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:17, skipping insertion in model container [2023-11-23 20:35:17,272 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:35:17,272 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-23 20:35:17,274 INFO L158 Benchmark]: Toolchain (without parser) took 33474.43ms. Allocated memory was 148.9MB in the beginning and 304.1MB in the end (delta: 155.2MB). Free memory was 77.3MB in the beginning and 131.4MB in the end (delta: -54.1MB). Peak memory consumption was 229.7MB. Max. memory is 16.1GB. [2023-11-23 20:35:17,274 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 121.6MB. Free memory is still 68.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:35:17,275 INFO L158 Benchmark]: CACSL2BoogieTranslator took 33471.85ms. Allocated memory was 148.9MB in the beginning and 304.1MB in the end (delta: 155.2MB). Free memory was 76.8MB in the beginning and 131.4MB in the end (delta: -54.6MB). Peak memory consumption was 229.7MB. Max. memory is 16.1GB. [2023-11-23 20:35:17,276 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 121.6MB. Free memory is still 68.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 33471.85ms. Allocated memory was 148.9MB in the beginning and 304.1MB in the end (delta: 155.2MB). Free memory was 76.8MB in the beginning and 131.4MB in the end (delta: -54.6MB). Peak memory consumption was 229.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 36254]: Unsupported Syntax The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. 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_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e1cb53b0b4a16da3dbf2f20341c878664cce096875bbfc489951f2df98de6675 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:35:19,784 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:35:19,902 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-11-23 20:35:19,915 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:35:19,916 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:35:19,975 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:35:19,976 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:35:19,977 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:35:19,979 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:35:19,985 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:35:19,985 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:35:19,986 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:35:19,986 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:35:19,989 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:35:19,989 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:35:19,990 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:35:19,991 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:35:19,992 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:35:19,992 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:35:19,993 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:35:19,994 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:35:19,995 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:35:19,995 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:35:19,996 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:35:19,996 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:35:19,997 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:35:19,997 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:35:19,998 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:35:19,999 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:35:19,999 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:35:20,001 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:35:20,001 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:35:20,002 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:35:20,002 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:35:20,002 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:35:20,003 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:35:20,003 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:35:20,003 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:35:20,004 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:35:20,005 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:35:20,005 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:35:20,006 INFO L153 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_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1cb53b0b4a16da3dbf2f20341c878664cce096875bbfc489951f2df98de6675 [2023-11-23 20:35:20,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:35:20,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:35:20,443 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:35:20,445 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:35:20,446 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:35:20,447 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i [2023-11-23 20:35:23,771 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:35:25,967 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:35:25,968 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5f8388-ace4-461e-be6e-c298033a9286/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i [2023-11-23 20:35:26,133 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire/data/447fc0ce9/5a9ba1ab7e9b4b3185fd396030584097/FLAGda98034c1 [2023-11-23 20:35:26,152 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5f8388-ace4-461e-be6e-c298033a9286/bin/utaipan-verify-mE87zJ7Ire/data/447fc0ce9/5a9ba1ab7e9b4b3185fd396030584097 [2023-11-23 20:35:26,159 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:35:26,162 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:35:26,165 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:35:26,165 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:35:26,170 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:35:26,171 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:35:26" (1/1) ... [2023-11-23 20:35:26,172 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7839f2eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:26, skipping insertion in model container [2023-11-23 20:35:26,172 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:35:26" (1/1) ... [2023-11-23 20:35:26,882 INFO L177 MainTranslator]: Built tables and reachable declarations