.\" DO NOT MODIFY THIS FILE!  It was generated by help2man 1.48.3.
.TH GUIX "1" "January 2022" "GNU" "User Commands"
.SH NAME
guix \- manual page for guix time-machine (GNU Guix) 1.3.0.14058-6ba51
.SH SYNOPSIS
.B guix
\fI\,time-machine \/\fR[\fI\,OPTION\/\fR] \fI\,-- COMMAND ARGS\/\fR...
.SH DESCRIPTION
Execute COMMAND ARGS... in an older version of Guix.
.TP
\fB\-C\fR, \fB\-\-channels\fR=\fI\,FILE\/\fR
deploy the channels defined in FILE
.TP
\fB\-\-url\fR=\fI\,URL\/\fR
use the Git repository at URL
.TP
\fB\-\-commit\fR=\fI\,COMMIT\/\fR
use the specified COMMIT
.TP
\fB\-\-branch\fR=\fI\,BRANCH\/\fR
use the tip of the specified BRANCH
.TP
\fB\-\-disable\-authentication\fR
disable channel authentication
.TP
\fB\-L\fR, \fB\-\-load\-path\fR=\fI\,DIR\/\fR
prepend DIR to the package module search path
.TP
\fB\-K\fR, \fB\-\-keep\-failed\fR
keep build tree of failed builds
.TP
\fB\-k\fR, \fB\-\-keep\-going\fR
keep going when some of the derivations fail
.TP
\fB\-n\fR, \fB\-\-dry\-run\fR
do not build the derivations
.TP
\fB\-\-fallback\fR
fall back to building when the substituter fails
.TP
\fB\-\-no\-substitutes\fR
build instead of resorting to pre\-built substitutes
.TP
\fB\-\-substitute\-urls\fR=\fI\,URLS\/\fR
fetch substitute from URLS if they are authorized
.TP
\fB\-\-no\-grafts\fR
do not graft packages
.TP
\fB\-\-no\-offload\fR
do not attempt to offload builds
.TP
\fB\-\-max\-silent\-time\fR=\fI\,SECONDS\/\fR
mark the build as failed after SECONDS of silence
.TP
\fB\-\-timeout\fR=\fI\,SECONDS\/\fR
mark the build as failed after SECONDS of activity
.TP
\fB\-\-rounds\fR=\fI\,N\/\fR
build N times in a row to detect non\-determinism
.TP
\fB\-c\fR, \fB\-\-cores\fR=\fI\,N\/\fR
allow the use of up to N CPU cores for the build
.TP
\fB\-M\fR, \fB\-\-max\-jobs\fR=\fI\,N\/\fR
allow at most N build jobs
.TP
\fB\-\-debug\fR=\fI\,LEVEL\/\fR
produce debugging output at LEVEL
.TP
\fB\-h\fR, \fB\-\-help\fR
display this help and exit
.TP
\fB\-V\fR, \fB\-\-version\fR
display version information and exit
.SH "REPORTING BUGS"
Report bugs to: bug\-guix@gnu.org.
.br
GNU Guix home page: <https://www.gnu.org/software/guix/>
.br
General help using Guix and GNU software: <https://guix.gnu.org/en/help/>
.SH COPYRIGHT
Copyright \(co 2022 the Guix authors
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
.br
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
.SH "SEE ALSO"
The full documentation for
.B guix
is maintained as a Texinfo manual.  If the
.B info
and
.B guix
programs are properly installed at your site, the command
.IP
.B info guix
.PP
should give you access to the complete manual.