• using R Under development (unstable) (2026-07-15 r90261)
• using platform: x86_64-pc-linux-gnu
• R was compiled by     Debian clang version 22.1.8 (1+b1)     Debian flang version 22.1.8 (1+b1)
• running under: Debian GNU/Linux forky/sid
• using session charset: UTF-8 * current time: 2026-07-17 02:42:40 UTC
• checking for file ‘igraph/DESCRIPTION’ ... OK
• this is package ‘igraph’ version ‘2.3.3’
• package encoding: UTF-8
• checking CRAN incoming feasibility ... [9s/14s] OK
• checking package namespace information ... OK
• checking package dependencies ... OK
• checking if this is a source package ... OK
• checking if there is a namespace ... OK
• checking for executable files ... OK
• checking for hidden files and directories ... OK
• checking for portable file names ... OK
• checking for sufficient/correct file permissions ... OK
• checking whether package ‘igraph’ can be installed ... OK See the install log for details.
• used C compiler: ‘Debian clang version 22.1.8 (1+b1)’
• used C++ compiler: ‘Debian clang version 22.1.8 (1+b1)’
• checking package directory ... OK
• checking for future file timestamps ... OK
• checking ‘build’ directory ... OK
• checking DESCRIPTION meta-information ... OK
• checking top-level files ... OK
• checking for left-over files ... OK
• checking index information ... OK
• checking package subdirectories ... OK
• checking code files for non-ASCII characters ... OK
• checking R files for syntax errors ... OK
• checking whether the package can be loaded ... [1s/1s] OK
• checking whether the package can be loaded with stated dependencies ... [1s/1s] OK
• checking whether the package can be unloaded cleanly ... [1s/1s] OK
• checking whether the namespace can be loaded with stated dependencies ... [0s/0s] OK
• checking whether the namespace can be unloaded cleanly ... [1s/1s] OK
• checking loading without being on the library search path ... [1s/1s] OK
• checking whether startup messages can be suppressed ... [1s/1s] OK
• checking use of S3 registration ... OK
• checking dependencies in R code ... OK
• checking S3 generic/method consistency ... OK
• checking replacement functions ... OK
• checking foreign function calls ... OK
• checking R code for possible problems ... [86s/111s] NOTE Found calls to structure() using deprecated special names:   igraph/R/plot.common.R (.Dim: 1)   igraph/tests/testthat/test-attributes.R (.Names: 1)   igraph/tests/testthat/test-centrality.R (.Dim: 1, .Names: 1)   igraph/tests/testthat/test-community.R (.Dim: 9, .Dimnames: 9, .Names: 5)   igraph/tests/testthat/test-conversion.R (.Dim: 4)   igraph/tests/testthat/test-flow.R (.Dim: 1)   igraph/tests/testthat/test-indexing.R (.Dim: 2, .Dimnames: 2)   igraph/tests/testthat/test-make.R (.Dim: 1)   igraph/tests/testthat/test-other.R (.Names: 3)   igraph/tests/testthat/test-structural-properties.R (.Names: 2) '.Dim' should be changed to 'dim'. '.Names' should be changed to 'names'. '.Dimnames' should be changed to 'dimnames'.
• checking Rd files ... [8s/11s] OK
• checking Rd metadata ... OK
• checking Rd line widths ... OK
• checking Rd cross-references ... OK
• checking for missing documentation entries ... OK
• checking for code/documentation mismatches ... OK
• checking Rd \usage sections ... OK
• checking Rd contents ... NOTE Rd files without \usage:   ‘pipe.Rd’ \arguments should not be documented without \usage.
• checking for unstated dependencies in examples ... OK
• checking line endings in shell scripts ... OK
• checking line endings in C/C++/Fortran sources/headers ... OK
• checking line endings in Makefiles ... OK
• checking compilation flags in Makevars ... OK
• checking for GNU extensions in Makefiles ... OK
• checking for portable use of $(BLAS_LIBS) and $(LAPACK_LIBS) ... OK
• checking use of PKG_*FLAGS in Makefiles ... OK
• checking use of SHLIB_OPENMP_*FLAGS in Makefiles ... OK
• checking pragmas in C/C++ headers and code ... OK
• checking compilation flags used ... OK
• checking compiled code ... OK
• checking installed files from ‘inst/doc’ ... OK
• checking files in ‘vignettes’ ... OK
• checking examples ... [18s/26s] OK
• checking for unstated dependencies in ‘tests’ ... OK
• checking tests ... [140s/81s] OK   Running ‘testthat.R’ [139s/81s]
• checking for unstated dependencies in vignettes ... OK
• checking package vignettes ... OK
• checking re-building of vignette outputs ... [14s/21s] OK
• checking PDF version of manual ... [48s/67s] OK
• checking HTML version of manual ... [81s/142s] OK
• checking for non-standard things in the check directory ... OK
• DONE

Status: 2 NOTEs