Logging-relatedoptions
• --debug
Set the logging verbosity level to ‘debug’.
• --log-format format
Set the format of log output; one of raw, internal-json, bar or bar-with-logs.
• --print-build-logs / -L
Print full build logs on standard error.
• --quiet
Decrease the logging verbosity level.
• --verbose / -v
Increase the logging verbosity level.
Miscellaneousglobaloptions
• --help
Show usage information.
• --offline
Disable substituters and consider all previously downloaded files up-to-date.
• --option namevalue
Set the Nix configuration setting name to value (overriding nix.conf).
• --refresh
Consider all previously downloaded files out-of-date.
• --version
Show version information.
Note
See man nix.conf for overriding configuration settings with command line flags.
nix3-derivation(1)