opt!(where"Some environment variables can control the behaviour of the program also"),
opt!("RUST_LOG"),
opt!(where"Controls the logging level of the parent process\nThese can be surpressed entirely by `--silent` or `--stfu`\nIf the var is not set, the default level is used."),
opt!("trace";*2"The most verbose logging"),
opt!(where"Controls the logging level of the parent process\nThese can be surpressed entirely by `--silent` or `--stfu`\nIf the var is not set, the default level is used.\nLogs are printed to parent's stderr."),
opt!("trace";*2"The most verbose logging. Will include internal task scheduler & polling messages."),