diff --git a/src/header/stdio/printf.rs b/src/header/stdio/printf.rs
index f6f6f18341c2de333552a1bec87df67b456f0710..d06570fa86196e8fbc3ce6acdeee9f2e6eb16f33 100644
--- a/src/header/stdio/printf.rs
+++ b/src/header/stdio/printf.rs
@@ -690,7 +690,6 @@ unsafe fn inner_printf<W: Write>(w: W, format: *const c_char, mut ap: VaList) ->
             _ => None,
         };
 
-
         let index = arg.index.map(|i| i - 1).unwrap_or_else(|| {
             if fmtkind == FmtKind::Percent {
                 0
diff --git a/src/ld_so/callbacks.rs b/src/ld_so/callbacks.rs
index 031ecb47ad9786e2ac9b1dba2e25747f39ee7a7f..d53f21561b0f52f43e579c2346d12d4931ae1c96 100644
--- a/src/ld_so/callbacks.rs
+++ b/src/ld_so/callbacks.rs
@@ -1,4 +1,4 @@
-use super::linker::{DSO, Linker, Symbol};
+use super::linker::{Linker, Symbol, DSO};
 use alloc::boxed::Box;
 use goblin::error::Result;
 
diff --git a/src/ld_so/library.rs b/src/ld_so/library.rs
index 156234b9c46772ccab4ac99d9fd32b13705bdbb1..88958e01c8ffd7ab974fda218f1781848eb897d6 100644
--- a/src/ld_so/library.rs
+++ b/src/ld_so/library.rs
@@ -1,10 +1,10 @@
+use super::linker::Symbol;
 use alloc::{
     boxed::Box,
     collections::{BTreeMap, BTreeSet},
     string::String,
     vec::Vec,
 };
-use super::linker::Symbol;
 
 #[derive(Default, Debug)]
 pub struct DepTree {
diff --git a/src/ld_so/linker.rs b/src/ld_so/linker.rs
index 5f7644bd606810bc1faf981e976f923b93008eb0..e9cbc145ccd410c10b5ae5ba9313eb6d7e2ab62a 100644
--- a/src/ld_so/linker.rs
+++ b/src/ld_so/linker.rs
@@ -466,7 +466,9 @@ impl Linker {
                     let mut start = addr;
                     for (vaddr, vsize) in ranges.iter() {
                         if start < addr + vaddr {
-                            println!("mmap({:#x}, {})", start, addr + vaddr - start);
+                            if self.verbose {
+                                println!("mmap({:#x}, {})", start, addr + vaddr - start);
+                            }
                             let mut flags = sys_mman::MAP_ANONYMOUS | sys_mman::MAP_PRIVATE;
                             if start != 0 {
                                 flags |= sys_mman::MAP_FIXED_NOREPLACE;
@@ -510,7 +512,9 @@ impl Linker {
                 } else {
                     let (start, end) = bounds;
                     let size = end - start;
-                    println!("mmap({:#x}, {})", start, size);
+                    if self.verbose {
+                        println!("mmap({:#x}, {})", start, size);
+                    }
                     let mut flags = sys_mman::MAP_ANONYMOUS | sys_mman::MAP_PRIVATE;
                     if start != 0 {
                         flags |= sys_mman::MAP_FIXED_NOREPLACE;
@@ -716,7 +720,6 @@ impl Linker {
                 //     reloc::r_to_str(rel.r_type, elf.header.e_machine),
                 //     rel
                 // );
-
                 let symbol = if rel.r_sym > 0 {
                     let sym = elf.dynsyms.get(rel.r_sym).ok_or(Error::Malformed(format!(
                         "missing symbol for relocation {:?}",
@@ -760,7 +763,6 @@ impl Linker {
                 } else {
                     rel.r_offset as *mut u8
                 };
-
                 let set_u64 = |value| {
                     // println!("    set_u64 {:#x}", value);
                     unsafe {
diff --git a/src/ld_so/mod.rs b/src/ld_so/mod.rs
index 1321c33c8934425a56729e306bd26fb2d6a32a94..19dfe05f521964d1cb6d4d229a976ee1ba698340 100644
--- a/src/ld_so/mod.rs
+++ b/src/ld_so/mod.rs
@@ -1,9 +1,8 @@
 use core::{mem, ptr};
 use goblin::elf::program_header::{self, program_header32, program_header64, ProgramHeader};
 
-use crate::header::sys_auxv::AT_NULL;
-use crate::start::Stack;
 use self::tcb::{Master, Tcb};
+use crate::{header::sys_auxv::AT_NULL, start::Stack};
 
 pub const PAGE_SIZE: usize = 4096;
 
diff --git a/src/ld_so/start.rs b/src/ld_so/start.rs
index b6eb7a3b156506b1414a5a63649827eb9af7ca95..c5261a286bd57b42829ed1c583bfff7f5c46f729 100644
--- a/src/ld_so/start.rs
+++ b/src/ld_so/start.rs
@@ -4,11 +4,11 @@ use alloc::{borrow::ToOwned, boxed::Box, collections::BTreeMap, string::String,
 
 use crate::{
     c_str::CStr,
-    header::{unistd, sys_auxv::AT_NULL},
+    header::{sys_auxv::AT_NULL, unistd},
     platform::{new_mspace, types::c_char},
     start::Stack,
     sync::mutex::Mutex,
-    ALLOCATOR
+    ALLOCATOR,
 };
 
 use super::{