R Under development (unstable) (2025-05-08 r88190 ucrt) -- "Unsuffered Consequences" Copyright (C) 2025 The R Foundation for Statistical Computing Platform: x86_64-w64-mingw32/x64 R is free software and comes with ABSOLUTELY NO WARRANTY. You are welcome to redistribute it under certain conditions. Type 'license()' or 'licence()' for distribution details. R is a collaborative project with many contributors. Type 'contributors()' for more information and 'citation()' on how to cite R or R packages in publications. Type 'demo()' for some demos, 'help()' for on-line help, or 'help.start()' for an HTML browser interface to help. Type 'q()' to quit R. > ## This runs testme test script inst/testme/test-demo-fibonacci.R > ## Don't edit - it was autogenerated by inst/testme/deploy.R > future:::testme("demo-fibonacci") Test 'demo-fibonacci' ... Sourcing 9 prologue scripts ... 01/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_prologue/001.load.R' 02/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_prologue/002.record-state.R' 03/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_prologue/030.imports.R' 04/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_prologue/050.utils.R' 05/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_prologue/090.context.R' 06/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_prologue/090.options.R' 07/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_prologue/091.envvars.R' 08/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_prologue/099.future-setup.R' 09/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_prologue/995.detrius-connections.R' Sourcing 9 prologue scripts ... done Running test script: 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/test-demo-fibonacci.R' > library(future) [01:56:49.405] Option 'future.startup.script': TRUE [01:56:49.406] Future startup scripts considered: '.future.R', '~/.future.R' [01:56:49.406] Future startup scripts found: > plan(sequential) [01:56:49.408] plan(, .skip = FALSE, .cleanup = NA, .init = TRUE) ... [01:56:49.408] | plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = NA, init = TRUE) ... [01:56:49.408] | : all.equal() for FutureStrategyList ... [01:56:49.408] | : . New stack: [01:56:49.409] | : . List of 1 [01:56:49.409] | : . $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame()) [01:56:49.409] | : . ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function" [01:56:49.409] | : . ..- attr(*, "init")= logi TRUE [01:56:49.409] | : . ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf) [01:56:49.409] | : . .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ... [01:56:49.409] | : . ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ... [01:56:49.409] | : . ..- attr(*, "call")= language plan(sequential) [01:56:49.409] | : . - attr(*, "class")= chr [1:2] "FutureStrategyList" "list" [01:56:49.415] | : . Old stack: [01:56:49.415] | : . List of 1 [01:56:49.415] | : . $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame()) [01:56:49.415] | : . ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function" [01:56:49.415] | : . ..- attr(*, "init")= logi TRUE [01:56:49.415] | : . ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf) [01:56:49.415] | : . .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ... [01:56:49.415] | : . ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ... [01:56:49.415] | : . ..- attr(*, "call")= language plan(sequential) [01:56:49.415] | : . - attr(*, "class")= chr [1:2] "FutureStrategyList" "list" [01:56:49.418] | : . Identical [01:56:49.419] | : all.equal() for FutureStrategyList ... done [01:56:49.419] | : plan(): Skip setting new future backend stack because it is the same as the current one: [01:56:49.419] | : List of future strategies: [01:56:49.419] | : 1. sequential: [01:56:49.419] | : - args: function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame(), workers = "") [01:56:49.419] | : - tweaked: FALSE [01:56:49.419] | : - call: plan(sequential) [01:56:49.420] | plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = NA, init = TRUE) ... done [01:56:49.420] plan(, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done > options(future.debug = FALSE) > message("*** Fibonacci demo of the 'future' package ...") *** Fibonacci demo of the 'future' package ... > oopts <- options(future.plan = NULL) > demo("fibonacci", package = "future", ask = FALSE) demo(fibonacci) ---- ~~~~~~~~~ > library(future) > library(listenv) > ## IMPORTANT: > ## 1. The below usage of lazy futures will only work when they are > ## all evaluated in the same process. > ## 2. We disable the capturing of standard output (stdout=NA) to avoid > ## 'sink stack is full' errors > ## 3. We disable the capturing of most conditions (condition="error") to > ## avoid stacking up too many conditions > oplan <- plan(sequential) > ## Defines the first 100 Fibonacci numbers > ## (0, 1, 1, 2, 3, 5, 8, ...) > ## but calculate only the ones need when > ## a number is actually requested. > > x <- listenv() > x[[1]] <- 0 > x[[2]] <- 1 > for (i in 3:100) { + x[[i]] %<-% { x[[i - 2]] + x[[i - 1]] } %lazy% TRUE %stdout% NA %conditions% "error" + } > ## At this point nothing has been calculated, > ## because lazy evaluation is in place. > > ## Get the 7:th Fibonnaci numbers (should be 8) > print(x[[7]]) [1] 8 > ## At this point x[1:7] have been calculated, > ## but nothing beyond. > > ## Let's get the 50:th number. > print(x[[50]]) [1] 7778742049 > ## Reset plan > plan(oplan) > options(oopts) > message("*** Fibonacci demo of the 'future' package ... DONE") *** Fibonacci demo of the 'future' package ... DONE Sourcing 6 epilogue scripts ... 01/06 epilogue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_epilogue/001.undo-future.R' 02/06 epilogue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_epilogue/002.undo-state.R' Failed to undo environment variables: - Expected environment variables: [n=213] '!ExitCode', 'ALLUSERSPROFILE', 'APPDATA', 'BIBINPUTS', 'BINDIR', 'BSTINPUTS', 'COMMONPROGRAMFILES', 'COMPUTERNAME', 'COMSPEC', 'CURL_CA_BUNDLE', 'CYGWIN', 'CommonProgramFiles(x86)', 'CommonProgramW6432', 'DriverData', 'HOME', 'HOMEDRIVE', 'HOMEPATH', 'JAGS_ROOT', 'JAVA_HOME', 'LANGUAGE', 'LC_COLLATE', 'LC_MONETARY', 'LC_TIME', 'LOCALAPPDATA', 'LOGONSERVER', 'LS_HOME', 'LS_LICENSE_PATH', 'MAKE', 'MAKEFLAGS', 'MAKELEVEL', 'MFLAGS', 'MSMPI_BENCHMARKS', 'MSMPI_BIN', 'MSYS2_ENV_CONV_EXCL', 'NUMBER_OF_PROCESSORS', 'OCL', 'OMP_THREAD_LIMIT', 'OS', 'PATH', 'PATHEXT', 'PROCESSOR_ARCHITECTURE', 'PROCESSOR_IDENTIFIER', 'PROCESSOR_LEVEL', 'PROCESSOR_REVISION', 'PROGRAMFILES', 'PROMPT', 'PSModulePath', 'PUBLIC', 'PWD', 'ProgramData', 'ProgramFiles(x86)', 'ProgramW6432', 'RTOOLS44_HOME', 'RTOOLS45_HOME', 'R_ARCH', 'R_BROWSER', 'R_BZIPCMD', 'R_CMD', 'R_COMPILED_BY', 'R_CRAN_WEB', 'R_CUSTOM_TOOLS_PATH', 'R_CUSTOM_TOOLS_SOFT', 'R_DOC_DIR', 'R_ENVIRON_USER', 'R_GSCMD', 'R_GZIPCMD', 'R_HOME', 'R_INCLUDE_DIR', 'R_INSTALL_TAR', 'R_LIBS', 'R_LIBS_SITE', 'R_LIBS_USER', 'R_MAX_NUM_DLLS', 'R_OSTYPE', 'R_PAPERSIZE', 'R_PAPERSIZE_USER', 'R_PARALLELLY_MAKENODEPSOCK_AUTOKILL', 'R_PARALLELLY_MAKENODEPSOCK_CONNECTTIMEOUT', 'R_PARALLELLY_MAKENODEPSOCK_RSCRIPT_LABEL', 'R_PARALLELLY_MAKENODEPSOCK_SESSIONINFO_PKGS', 'R_PARALLELLY_MAKENODEPSOCK_TIMEOUT', 'R_PARALLELLY_RANDOM_PORTS', 'R_PARALLEL_PORT', 'R_RD4PDF', 'R_RTOOLS45_PATH', 'R_SCRIPT_LEGACY', 'R_SHARE_DIR', 'R_TESTME_NAME', 'R_TESTME_PACKAGE', 'R_TESTME_PATH', 'R_TESTS', 'R_UNZIPCMD', 'R_USER', 'R_VERSION', 'R_ZIPCMD', 'SED', 'SHLVL', 'SYSTEMDRIVE', 'SYSTEMROOT', 'TAR', 'TAR_OPTIONS', 'TEMP', 'TERM', 'TEXINPUTS', 'TMP', 'TMPDIR', 'USERDOMAIN', 'USERDOMAIN_ROAMINGPROFILE', 'USERNAME', 'USERPROFILE', 'WINDIR', '_', '_R_CHECK_AUTOCONF_', '_R_CHECK_BOGUS_RETURN_', '_R_CHECK_BROWSER_NONINTERACTIVE_', '_R_CHECK_BUILD_VIGNETTES_SEPARATELY_', '_R_CHECK_CODETOOLS_PROFILE_', '_R_CHECK_CODE_ASSIGN_TO_GLOBALENV_', '_R_CHECK_CODE_ATTACH_', '_R_CHECK_CODE_CLASS_IS_STRING_', '_R_CHECK_CODE_DATA_INTO_GLOBALENV_', '_R_CHECK_CODE_USAGE_VIA_NAMESPACES_', '_R_CHECK_CODE_USAGE_WITHOUT_LOADING_', '_R_CHECK_CODE_USAGE_WITH_ONLY_BASE_ATTACHED_', '_R_CHECK_CODOC_VARIABLES_IN_USAGES_', '_R_CHECK_COMPACT_DATA2_', '_R_CHECK_COMPILATION_FLAGS_', '_R_CHECK_CONNECTIONS_LEFT_OPEN_', '_R_CHECK_CRAN_INCOMING_', '_R_CHECK_CRAN_INCOMING_ASPELL_RECHECK_MAYBE_', '_R_CHECK_CRAN_INCOMING_ASPELL_RECHECK_START_', '_R_CHECK_CRAN_INCOMING_CHECK_FILE_URIS_', '_R_CHECK_CRAN_INCOMING_CHECK_URLS_IN_PARALLEL_', '_R_CHECK_CRAN_INCOMING_NOTE_GNU_MAKE_', '_R_CHECK_CRAN_INCOMING_REMOTE_', '_R_CHECK_CRAN_INCOMING_USE_ASPELL_', '_R_CHECK_DATALIST_', '_R_CHECK_DEPRECATED_DEFUNCT_', '_R_CHECK_DOC_SIZES2_', '_R_CHECK_DOT_FIRSTLIB_', '_R_CHECK_DOT_INTERNAL_', '_R_CHECK_EXAMPLE_TIMING_THRESHOLD_', '_R_CHECK_EXECUTABLES_', '_R_CHECK_EXECUTABLES_EXCLUSIONS_', '_R_CHECK_FF_CALLS_', '_R_CHECK_FF_DUP_', '_R_CHECK_FORCE_SUGGESTS_', '_R_CHECK_FUTURE_FILE_TIMESTAMPS_', '_R_CHECK_FUTURE_FILE_TIMESTAMPS_LEEWAY_', '_R_CHECK_HAVE_MYSQL_', '_R_CHECK_HAVE_ODBC_', '_R_CHECK_HAVE_PERL_', '_R_CHECK_HAVE_POSTGRES_', '_R_CHECK_INSTALL_DEPENDS_', '_R_CHECK_INTERNALS2_', '_R_CHECK_LENGTH_1_CONDITION_', '_R_CHECK_LICENSE_', '_R_CHECK_LIMIT_CORES_', '_R_CHECK_LOG_USE_INFO_', '_R_CHECK_MATRIX_DATA_', '_R_CHECK_MBCS_CONVERSION_FAILURE_', '_R_CHECK_NATIVE_ROUTINE_REGISTRATION_', '_R_CHECK_NEWS_IN_PLAIN_TEXT_', '_R_CHECK_NO_RECOMMENDED_', '_R_CHECK_NO_STOP_ON_TEST_ERROR_', '_R_CHECK_ORPHANED_', '_R_CHECK_OVERWRITE_REGISTERED_S3_METHODS_', '_R_CHECK_PACKAGES_USED_IGNORE_UNUSED_IMPORTS_', '_R_CHECK_PACKAGES_USED_IN_TESTS_USE_SUBDIRS_', '_R_CHECK_PACKAGE_DATASETS_SUPPRESS_NOTES_', '_R_CHECK_PACKAGE_NAME_', '_R_CHECK_PKG_SIZES_', '_R_CHECK_PKG_SIZES_THRESHOLD_', '_R_CHECK_PRAGMAS_', '_R_CHECK_RD_EXAMPLES_T_AND_F_', '_R_CHECK_RD_LINE_WIDTHS_', '_R_CHECK_RD_MATH_RENDERING_', '_R_CHECK_RD_NOTE_LOST_BRACES_', '_R_CHECK_RD_VALIDATE_RD2HTML_', '_R_CHECK_REPLACING_IMPORTS_', '_R_CHECK_R_DEPENDS_', '_R_CHECK_S3_METHODS_SHOW_POSSIBLE_ISSUES_', '_R_CHECK_SCREEN_DEVICE_', '_R_CHECK_SERIALIZATION_', '_R_CHECK_SHLIB_OPENMP_FLAGS_', '_R_CHECK_SRC_MINUS_W_IMPLICIT_', '_R_CHECK_SUBDIRS_NOCASE_', '_R_CHECK_SUGGESTS_ONLY_', '_R_CHECK_SYSTEM_CLOCK_', '_R_CHECK_TESTS_NLINES_', '_R_CHECK_TEST_TIMING_', '_R_CHECK_TIMINGS_', '_R_CHECK_TOPLEVEL_FILES_', '_R_CHECK_UNDOC_USE_ALL_NAMES_', '_R_CHECK_UNSAFE_CALLS_', '_R_CHECK_URLS_SHOW_301_STATUS_', '_R_CHECK_VC_DIRS_', '_R_CHECK_VIGNETTES_NLINES_', '_R_CHECK_VIGNETTES_SKIP_RUN_MAYBE_', '_R_CHECK_VIGNETTE_TIMING_', '_R_CHECK_VIGNETTE_TITLES_', '_R_CHECK_WINDOWS_DEVICE_', '_R_CHECK_XREFS_NOTE_MISSING_PACKAGE_ANCHORS_', '_R_CHECK_XREFS_USE_ALIASES_FROM_CRAN_', '_R_CLASS_MATRIX_ARRAY_', '_R_DEPRECATED_IS_R_', '_R_S3_METHOD_LOOKUP_BASEENV_AFTER_GLOBALENV_', '_R_SHLIB_BUILD_OBJECTS_SYMBOL_TABLES_', '_R_USE_STRICT_R_HEADERS_', '__R_CHECK_DOC_FILES_NOTE_IF_ALL_SPECIAL__', 'maj.version', 'nextArg--timingsnextArg--install', 'tempdirname' - Environment variables still there: [n=0] - Environment variables missing: [n=1] 'MAKEFLAGS' Differences environment variable by environment variable: 03/06 epilogue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_epilogue/090.gc.R' 04/06 epilogue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_epilogue/099.session_info.R' 05/06 epilogue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_epilogue/995.detritus-connections.R' 06/06 epilogue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_epilogue/999.detritus-files.R' Skipping, because path appears not to be an 'R CMD check' folder: 'D:/temp/2025_05_09_01_55_17_23336' Sourcing 6 epilogue scripts ... done Test time: user.self=3s, sys.self=0.01s, elapsed=3s, user.child=NAs, sys.child=NAs Test 'demo-fibonacci' ... success > > proc.time() user system elapsed 3.06 0.10 3.15