Package vctrs version 0.7.0
Package built using 89305/R 4.6.0; x86_64-pc-linux-gnu; 2026-01-20 09:39:39 UTC; unix   
Checked with rchk version 35618ebbccf3cd0b45a3530e6303970a22a9056b LLVM version 14.0.6
More information at https://github.com/kalibera/cran-checks/blob/master/rchk/PROTECT.md
For rchk in docker image see https://github.com/kalibera/rchk/blob/master/doc/DOCKER.md

Function df_cast_match
  [UP] unprotected variable col while calling allocating function vec_is_common_class_fallback.2501 vctrs/src/type-data-frame.c:777

Function fct_ptype2
  [UP] unprotected variable x_levels while calling allocating function Rf_getAttrib(?,S:levels) vctrs/src/type-factor.c:13
  [UP] calling allocating function new_empty_factor with a fresh pointer (x_levels <arg 1>) vctrs/src/type-factor.c:25
  [UP] calling allocating function levels_union with a fresh pointer (x_levels <arg 1>) vctrs/src/type-factor.c:28
  [UP] calling allocating function levels_union with a fresh pointer (y_levels <arg 2>) vctrs/src/type-factor.c:28

Function r_env_get
  [UP] calling allocating function Rf_eval with a fresh pointer (out <arg 1>) vctrs/src/./rlang/env.h:77

Function r_env_get.1054
  [UP] calling allocating function Rf_eval with a fresh pointer (out <arg 1>) vctrs/src/./rlang/env.h:77

Function r_env_get.1325
  [UP] calling allocating function Rf_eval with a fresh pointer (out <arg 1>) vctrs/src/./rlang/env.h:77

Function r_env_get.137
  [UP] calling allocating function Rf_eval with a fresh pointer (out <arg 1>) vctrs/src/./rlang/env.h:77

Function r_env_get.1391
  [UP] calling allocating function Rf_eval with a fresh pointer (out <arg 1>) vctrs/src/./rlang/env.h:77

Function r_env_get.1571
  [UP] calling allocating function Rf_eval with a fresh pointer (out <arg 1>) vctrs/src/./rlang/env.h:77

Function r_env_get.2579
  [UP] calling allocating function Rf_eval with a fresh pointer (out <arg 1>) vctrs/src/./rlang/env.h:77

Function r_env_get.3263
  [UP] calling allocating function Rf_eval with a fresh pointer (out <arg 1>) vctrs/src/./rlang/env.h:77