[INFO] cloning repository https://github.com/aspiringOrange/filesystem_by_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aspiringOrange/filesystem_by_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FaspiringOrange%2Ffilesystem_by_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FaspiringOrange%2Ffilesystem_by_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7737918042901723fc7a686fad958a7fdf8608ee
[INFO] testing aspiringOrange/filesystem_by_rust against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FaspiringOrange%2Ffilesystem_by_rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/aspiringOrange/filesystem_by_rust
[INFO] finished tweaking git repo https://github.com/aspiringOrange/filesystem_by_rust
[INFO] tweaked toml for git repo https://github.com/aspiringOrange/filesystem_by_rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/aspiringOrange/filesystem_by_rust on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/aspiringOrange/filesystem_by_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20ccbb66ddfb393e83d32e72c7fbcfe10a78d037701629b331dd975e046b1313
[INFO] running `Command { std: "docker" "start" "-a" "20ccbb66ddfb393e83d32e72c7fbcfe10a78d037701629b331dd975e046b1313", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20ccbb66ddfb393e83d32e72c7fbcfe10a78d037701629b331dd975e046b1313", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20ccbb66ddfb393e83d32e72c7fbcfe10a78d037701629b331dd975e046b1313", kill_on_drop: false }`
[INFO] [stdout] 20ccbb66ddfb393e83d32e72c7fbcfe10a78d037701629b331dd975e046b1313
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9718650842dd82f5558d3e6dfb6895a3e319a93a2b9ab6fbcd1fa256e9c13c3b
[INFO] running `Command { std: "docker" "start" "-a" "9718650842dd82f5558d3e6dfb6895a3e319a93a2b9ab6fbcd1fa256e9c13c3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling filesystem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::fs::inode::*`
[INFO] [stdout]  --> src/fs/state.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::fs::inode::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]    --> src/fs/state.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 149 | use std::fs::File;
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SeekFrom`, `Seek`, and `self`
[INFO] [stdout]    --> src/fs/state.rs:150:15
[INFO] [stdout]     |
[INFO] [stdout] 150 | use std::io::{self, Read, Seek, SeekFrom, Write};
[INFO] [stdout]     |               ^^^^        ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]    --> src/fs/state.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 151 | use std::path::Path;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]    --> src/fs/state.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 152 | use std::fs;
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/fs/inode.rs:242:33
[INFO] [stdout]     |
[INFO] [stdout] 242 | ...                   (BLOCKSIZ * DINODEBLK - cur_di as usize * DINODESIZ)
[INFO] [stdout]     |                       ^                                                  ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 242 -                                 (BLOCKSIZ * DINODEBLK - cur_di as usize * DINODESIZ)
[INFO] [stdout] 242 +                                 BLOCKSIZ * DINODEBLK - cur_di as usize * DINODESIZ 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `ensure`
[INFO] [stdout]    --> src/fs/lruk.rs:265:14
[INFO] [stdout]     |
[INFO] [stdout] 265 | macro_rules! ensure {
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::bufferpool::*`
[INFO] [stdout]  --> src/fs/fmt.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::fs::bufferpool::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::inode::*`
[INFO] [stdout]  --> src/fs/fmt.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::fs::inode::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read` and `self`
[INFO] [stdout]  --> src/fs/fmt.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{self, Read, Seek, SeekFrom, Write};
[INFO] [stdout]   |               ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]    --> src/fs/fmt.rs:195:5
[INFO] [stdout]     |
[INFO] [stdout] 195 | use std::fs::File;
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]    --> src/fs/fmt.rs:196:5
[INFO] [stdout]     |
[INFO] [stdout] 196 | use std::path::Path;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]    --> src/fs/fmt.rs:197:5
[INFO] [stdout]     |
[INFO] [stdout] 197 | use std::fs;
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/fs/ballfree.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/fs/ballfree.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::inode::*`
[INFO] [stdout]  --> src/fs/file_op.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::fs::inode::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::ballfree::*`
[INFO] [stdout]  --> src/fs/file_op.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::fs::ballfree::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/fs/file_op.rs:96:111
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let node = self.sys_ofile[self.user[user_id as usize].u_ofile[cfd as usize] as usize].f_inode.clone();;
[INFO] [stdout]    |                                                                                                               ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/file_op.rs:136:12
[INFO] [stdout]     |
[INFO] [stdout] 136 |         if (self.sys_ofile[i].f_count != 0 && self.sys_ofile[i].f_inode.borrow().i_ino == cur_inode1.borrow().i_ino) {
[INFO] [stdout]     |            ^                                                                                                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 136 -         if (self.sys_ofile[i].f_count != 0 && self.sys_ofile[i].f_inode.borrow().i_ino == cur_inode1.borrow().i_ino) {
[INFO] [stdout] 136 +         if self.sys_ofile[i].f_count != 0 && self.sys_ofile[i].f_inode.borrow().i_ino == cur_inode1.borrow().i_ino  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/file_op.rs:146:11
[INFO] [stdout]     |
[INFO] [stdout] 146 |         if(self.sys_ofile[i].f_count == 0){
[INFO] [stdout]     |           ^                              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 146 -         if(self.sys_ofile[i].f_count == 0){
[INFO] [stdout] 146 +         if self.sys_ofile[i].f_count == 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/file_op.rs:152:7
[INFO] [stdout]     |
[INFO] [stdout] 152 |     if(sys_ofile_index==SYSOPENFILE){
[INFO] [stdout]     |       ^                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 152 -     if(sys_ofile_index==SYSOPENFILE){
[INFO] [stdout] 152 +     if sys_ofile_index==SYSOPENFILE {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/file_op.rs:177:11
[INFO] [stdout]     |
[INFO] [stdout] 177 |         if(self.user[user_idx].u_ofile[i]==SYSOPENFILE as u16 + 1){
[INFO] [stdout]     |           ^                                                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 177 -         if(self.user[user_idx].u_ofile[i]==SYSOPENFILE as u16 + 1){
[INFO] [stdout] 177 +         if self.user[user_idx].u_ofile[i]==SYSOPENFILE as u16 + 1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/file_op.rs:182:7
[INFO] [stdout]     |
[INFO] [stdout] 182 |     if(u_ofile_idx == NOFILE){
[INFO] [stdout]     |       ^                     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 182 -     if(u_ofile_idx == NOFILE){
[INFO] [stdout] 182 +     if u_ofile_idx == NOFILE {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env::consts`
[INFO] [stdout]  --> src/fs/cli.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::env::consts;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ffi::CString`
[INFO] [stdout]  --> src/fs/cli.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ffi::CString;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::fmt::*`
[INFO] [stdout]  --> src/fs/cli.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::fs::fmt::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::dir_op::*`
[INFO] [stdout]  --> src/fs/cli.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::fs::dir_op::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/fs/cli.rs:65:15
[INFO] [stdout]    |
[INFO] [stdout] 65 |             if(input[0]!=b'\r'&&input[0]!=b'\n'){
[INFO] [stdout]    |               ^                                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 65 -             if(input[0]!=b'\r'&&input[0]!=b'\n'){
[INFO] [stdout] 65 +             if input[0]!=b'\r'&&input[0]!=b'\n' {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]    --> src/fs/cli.rs:193:14
[INFO] [stdout]     |
[INFO] [stdout] 193 |         while(cmd1.len()==0){
[INFO] [stdout]     |              ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 193 -         while(cmd1.len()==0){
[INFO] [stdout] 193 +         while cmd1.len()==0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:199:6
[INFO] [stdout]     |
[INFO] [stdout] 199 |         if (cmd=="ls"){
[INFO] [stdout]     |            ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 199 -         if (cmd=="ls"){
[INFO] [stdout] 199 +         if cmd=="ls" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:201:18
[INFO] [stdout]     |
[INFO] [stdout] 201 |         }else if (cmd == "mkdir")
[INFO] [stdout]     |                  ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 201 -         }else if (cmd == "mkdir")
[INFO] [stdout] 201 +         }else if cmd == "mkdir" 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:204:18
[INFO] [stdout]     |
[INFO] [stdout] 204 |         }else if (cmd == "cd")
[INFO] [stdout]     |                  ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 204 -         }else if (cmd == "cd")
[INFO] [stdout] 204 +         }else if cmd == "cd" 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:207:15
[INFO] [stdout]     |
[INFO] [stdout] 207 |             if(flag==1){
[INFO] [stdout]     |               ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 207 -             if(flag==1){
[INFO] [stdout] 207 +             if flag==1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:213:12
[INFO] [stdout]     |
[INFO] [stdout] 213 |         }else if (cmd == "creat"){
[INFO] [stdout]     |                  ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 213 -         }else if (cmd == "creat"){
[INFO] [stdout] 213 +         }else if cmd == "creat" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:219:7
[INFO] [stdout]     |
[INFO] [stdout] 219 |             if (temp_inode.borrow().i_ino != 0 && temp_inode.borrow().di_size != 0){
[INFO] [stdout]     |                ^                                                                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 219 -             if (temp_inode.borrow().i_ino != 0 && temp_inode.borrow().di_size != 0){
[INFO] [stdout] 219 +             if temp_inode.borrow().i_ino != 0 && temp_inode.borrow().di_size != 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:225:15
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if(tfd!=-1){
[INFO] [stdout]     |               ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 225 -             if(tfd!=-1){
[INFO] [stdout] 225 +             if tfd!=-1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:237:18
[INFO] [stdout]     |
[INFO] [stdout] 237 |         }else if (cmd == "close"){
[INFO] [stdout]     |                  ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 237 -         }else if (cmd == "close"){
[INFO] [stdout] 237 +         }else if cmd == "close" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:239:15
[INFO] [stdout]     |
[INFO] [stdout] 239 |             if(tfd!=-1){
[INFO] [stdout]     |               ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 239 -             if(tfd!=-1){
[INFO] [stdout] 239 +             if tfd!=-1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:246:18
[INFO] [stdout]     |
[INFO] [stdout] 246 |         }else if (cmd == "delete"){
[INFO] [stdout]     |                  ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 246 -         }else if (cmd == "delete"){
[INFO] [stdout] 246 +         }else if cmd == "delete" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:249:18
[INFO] [stdout]     |
[INFO] [stdout] 249 |         }else if (cmd == "halt"){
[INFO] [stdout]     |                  ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 249 -         }else if (cmd == "halt"){
[INFO] [stdout] 249 +         }else if cmd == "halt" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:257:17
[INFO] [stdout]     |
[INFO] [stdout] 257 |         else if (cmd == "logout"){
[INFO] [stdout]     |                 ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 257 -         else if (cmd == "logout"){
[INFO] [stdout] 257 +         else if cmd == "logout" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:264:17
[INFO] [stdout]     |
[INFO] [stdout] 264 |         else if (cmd == "aopen"){
[INFO] [stdout]     |                 ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 264 -         else if (cmd == "aopen"){
[INFO] [stdout] 264 +         else if cmd == "aopen" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:265:15
[INFO] [stdout]     |
[INFO] [stdout] 265 |             if(parts[2]=="-r"){
[INFO] [stdout]     |               ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 265 -             if(parts[2]=="-r"){
[INFO] [stdout] 265 +             if parts[2]=="-r" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:268:15
[INFO] [stdout]     |
[INFO] [stdout] 268 |             if(parts[2]=="-w"){
[INFO] [stdout]     |               ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 268 -             if(parts[2]=="-w"){
[INFO] [stdout] 268 +             if parts[2]=="-w" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:271:15
[INFO] [stdout]     |
[INFO] [stdout] 271 |             if(parts[2]=="-a"){
[INFO] [stdout]     |               ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 271 -             if(parts[2]=="-a"){
[INFO] [stdout] 271 +             if parts[2]=="-a" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:276:17
[INFO] [stdout]     |
[INFO] [stdout] 276 |         else if (cmd == "help"){
[INFO] [stdout]     |                 ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 276 -         else if (cmd == "help"){
[INFO] [stdout] 276 +         else if cmd == "help" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:281:17
[INFO] [stdout]     |
[INFO] [stdout] 281 |         else if (cmd == "fmt"){
[INFO] [stdout]     |                 ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 281 -         else if (cmd == "fmt"){
[INFO] [stdout] 281 +         else if cmd == "fmt" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:282:16
[INFO] [stdout]     |
[INFO] [stdout] 282 |             if (filesystem.user[filesystem.user_id as usize].u_uid != ROOT)
[INFO] [stdout]     |                ^                                                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 282 -             if (filesystem.user[filesystem.user_id as usize].u_uid != ROOT)
[INFO] [stdout] 282 +             if filesystem.user[filesystem.user_id as usize].u_uid != ROOT 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:292:17
[INFO] [stdout]     |
[INFO] [stdout] 292 |         else if (cmd == "rd"){
[INFO] [stdout]     |                 ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 292 -         else if (cmd == "rd"){
[INFO] [stdout] 292 +         else if cmd == "rd" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:294:16
[INFO] [stdout]     |
[INFO] [stdout] 294 |             if (tfd != -1)
[INFO] [stdout]     |                ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 294 -             if (tfd != -1)
[INFO] [stdout] 294 +             if tfd != -1 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:312:17
[INFO] [stdout]     |
[INFO] [stdout] 312 |         else if (cmd == "wr"){
[INFO] [stdout]     |                 ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 312 -         else if (cmd == "wr"){
[INFO] [stdout] 312 +         else if cmd == "wr" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:314:16
[INFO] [stdout]     |
[INFO] [stdout] 314 |             if (tfd != -1)
[INFO] [stdout]     |                ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 314 -             if (tfd != -1)
[INFO] [stdout] 314 +             if tfd != -1 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:328:17
[INFO] [stdout]     |
[INFO] [stdout] 328 |         else if (cmd == "cls"){
[INFO] [stdout]     |                 ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 328 -         else if (cmd == "cls"){
[INFO] [stdout] 328 +         else if cmd == "cls" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:332:17
[INFO] [stdout]     |
[INFO] [stdout] 332 |         else if (cmd == "copy"){
[INFO] [stdout]     |                 ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 332 -         else if (cmd == "copy"){
[INFO] [stdout] 332 +         else if cmd == "copy" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:335:16
[INFO] [stdout]     |
[INFO] [stdout] 335 |             if (tfd != -1)
[INFO] [stdout]     |                ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 335 -             if (tfd != -1)
[INFO] [stdout] 335 +             if tfd != -1 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:345:17
[INFO] [stdout]     |
[INFO] [stdout] 345 |         else if (cmd == "pst"){
[INFO] [stdout]     |                 ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 345 -         else if (cmd == "pst"){
[INFO] [stdout] 345 +         else if cmd == "pst" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:351:7
[INFO] [stdout]     |
[INFO] [stdout] 351 |             if (temp_inode.borrow().i_ino != 0 && temp_inode.borrow().di_size != 0){
[INFO] [stdout]     |                ^                                                                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 351 -             if (temp_inode.borrow().i_ino != 0 && temp_inode.borrow().di_size != 0){
[INFO] [stdout] 351 +             if temp_inode.borrow().i_ino != 0 && temp_inode.borrow().di_size != 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:356:16
[INFO] [stdout]     |
[INFO] [stdout] 356 |             if (tfd != -1)
[INFO] [stdout]     |                ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 356 -             if (tfd != -1)
[INFO] [stdout] 356 +             if tfd != -1 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:366:17
[INFO] [stdout]     |
[INFO] [stdout] 366 |         else if (cmd == "cruser"){
[INFO] [stdout]     |                 ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 366 -         else if (cmd == "cruser"){
[INFO] [stdout] 366 +         else if cmd == "cruser" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:367:15
[INFO] [stdout]     |
[INFO] [stdout] 367 |             if(filesystem.cur_path_inode.borrow().i_ino!=1){
[INFO] [stdout]     |               ^                                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 367 -             if(filesystem.cur_path_inode.borrow().i_ino!=1){
[INFO] [stdout] 367 +             if filesystem.cur_path_inode.borrow().i_ino!=1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:382:24
[INFO] [stdout]     |
[INFO] [stdout] 382 |                     if (filesystem.pwd[i].username[0] == b' ') {
[INFO] [stdout]     |                        ^                                     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 382 -                     if (filesystem.pwd[i].username[0] == b' ') {
[INFO] [stdout] 382 +                     if filesystem.pwd[i].username[0] == b' '  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:391:8
[INFO] [stdout]     |
[INFO] [stdout] 391 |                 if (i == PWDNUM  as usize)
[INFO] [stdout]     |                    ^                     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 391 -                 if (i == PWDNUM  as usize)
[INFO] [stdout] 391 +                 if i == PWDNUM  as usize 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]    --> src/fs/cli.rs:414:5
[INFO] [stdout]     |
[INFO] [stdout] 414 | use std::fs::File;
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SeekFrom` and `Seek`
[INFO] [stdout]    --> src/fs/cli.rs:415:21
[INFO] [stdout]     |
[INFO] [stdout] 415 | use std::io::{self, Seek, SeekFrom};
[INFO] [stdout]     |                     ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]    --> src/fs/cli.rs:416:5
[INFO] [stdout]     |
[INFO] [stdout] 416 | use std::path::Path;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]    --> src/fs/cli.rs:417:5
[INFO] [stdout]     |
[INFO] [stdout] 417 | use std::fs;
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::inode::*`
[INFO] [stdout]  --> src/fs/util.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::fs::inode::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::ballfree::*`
[INFO] [stdout]  --> src/fs/util.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::fs::ballfree::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ffi::CStr`
[INFO] [stdout]  --> src/fs/util.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ffi::CStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os::raw::c_char`
[INFO] [stdout]  --> src/fs/util.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::os::raw::c_char;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::cli::*`
[INFO] [stdout]  --> src/fs/log.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::fs::cli::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::inode::*`
[INFO] [stdout]  --> src/fs/log.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::fs::inode::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::ballfree::*`
[INFO] [stdout]  --> src/fs/log.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::fs::ballfree::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::dir_op::*`
[INFO] [stdout]  --> src/fs/log.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::fs::dir_op::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::inode::*`
[INFO] [stdout]  --> src/fs/dir_op.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::fs::inode::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::ballfree::*`
[INFO] [stdout]  --> src/fs/dir_op.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::fs::ballfree::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]    --> src/fs/state.rs:150:43
[INFO] [stdout]     |
[INFO] [stdout] 150 | use std::io::{self, Read, Seek, SeekFrom, Write};
[INFO] [stdout]     |                                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]    --> src/fs/state.rs:150:21
[INFO] [stdout]     |
[INFO] [stdout] 150 | use std::io::{self, Read, Seek, SeekFrom, Write};
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr`
[INFO] [stdout]  --> src/fs/file_op.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ptr::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr`
[INFO] [stdout]  --> src/fs/log.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::ptr::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr`
[INFO] [stdout]  --> src/fs/dir_op.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ptr::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/state.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let mut i = 0;
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `username`
[INFO] [stdout]   --> src/fs/state.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |             let username = raw_username.trim_end_matches('\0'); // 借用这个长生命周期的值
[INFO] [stdout]    |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_username`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `password`
[INFO] [stdout]   --> src/fs/state.rs:75:17
[INFO] [stdout]    |
[INFO] [stdout] 75 |             let password = raw_password.trim_end_matches('\0'); // 借用这个长生命周期的值
[INFO] [stdout]    |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_password`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/inode.rs:279:17
[INFO] [stdout]     |
[INFO] [stdout] 279 |             let mut temp_inode = self.iget(dinode_id);
[INFO] [stdout]     |                 ----^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `action` is never read
[INFO] [stdout]    --> src/fs/lruk.rs:153:35
[INFO] [stdout]     |
[INFO] [stdout] 153 |             let mut action: i32 = 0;
[INFO] [stdout]     |                                   ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/extend_hashtable.rs:217:13
[INFO] [stdout]     |
[INFO] [stdout] 217 |         let mut items = current_bucket.list.clone();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/extend_hashtable.rs:246:13
[INFO] [stdout]     |
[INFO] [stdout] 246 |         let mut items = current_bucket.list.clone();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `frame_id` is never read
[INFO] [stdout]    --> src/fs/bufferpool.rs:112:28
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let mut frame_id = INVALID_FRAME_ID;
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `frame_id` is never read
[INFO] [stdout]    --> src/fs/bufferpool.rs:194:28
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let mut frame_id = INVALID_FRAME_ID;
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `frame_id` is never read
[INFO] [stdout]    --> src/fs/bufferpool.rs:226:28
[INFO] [stdout]     |
[INFO] [stdout] 226 |         let mut frame_id = INVALID_FRAME_ID;
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fs/fmt.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let mut inode = self.iget(0);
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fs/fmt.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     let mut inode = self.iget(1);
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fs/fmt.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let mut inode = self.iget(1);
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fs/fmt.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |     let mut inode = self.iget(2);
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/fmt.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |     let mut inode = self.iget(3);
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fs/ballfree.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |             let mut BLOCK_BUF:[u32; BLOCKSIZ/4] = [0; BLOCKSIZ/4];
[INFO] [stdout]    |                 ----^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]    --> src/fs/file_op.rs:287:17
[INFO] [stdout]     |
[INFO] [stdout] 287 |             let block = (size / BLOCKSIZ as u32) + if size % BLOCKSIZ as u32 != 0 { 1 } else { 0 };
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]    --> src/fs/file_op.rs:342:17
[INFO] [stdout]     |
[INFO] [stdout] 342 |             let block = (size / BLOCKSIZ as u32) + if size % BLOCKSIZ as u32 != 0 { 1 } else { 0 };
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fs/cli.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let mut i = precord.len();
[INFO] [stdout]    |                 ----^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/fs/cli.rs:247:13
[INFO] [stdout]     |
[INFO] [stdout] 247 |             unsafe { filesystem.deletefd(filesystem.user_id as usize, parts[1]) };
[INFO] [stdout]     |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fs/cli.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let mut read_buffer = [0u8; 10 * BLOCKSIZ]; // 文件读取缓冲区
[INFO] [stdout]    |         ----^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fs/cli.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let mut cname = [0u8; 14];                 // 临时文件名
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fs/cli.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     let mut exit_flag = 1;                     // 退出标志
[INFO] [stdout]    |         ----^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fs/cli.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |     let mut cmd = [0u8; 10];                   // 命令缓冲区
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/cli.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |                     let mut name1 = username_input.trim_end_matches(&['\n', '\r'][..]);
[INFO] [stdout]     |                         ----^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cname`
[INFO] [stdout]   --> src/fs/cli.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let mut cname = [0u8; 14];                 // 临时文件名
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cname`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `exit_flag`
[INFO] [stdout]   --> src/fs/cli.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     let mut exit_flag = 1;                     // 退出标志
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_exit_flag`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cmd`
[INFO] [stdout]   --> src/fs/cli.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |     let mut cmd = [0u8; 10];                   // 命令缓冲区
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cmd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `temp_file_size`
[INFO] [stdout]    --> src/fs/cli.rs:227:9
[INFO] [stdout]     |
[INFO] [stdout] 227 |                 let temp_file_size = filesystem.sys_ofile[sys_otpos as usize].f_inode.borrow().di_size;    //获取当前文件大小
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_temp_file_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `temp_file_size`
[INFO] [stdout]    --> src/fs/cli.rs:297:9
[INFO] [stdout]     |
[INFO] [stdout] 297 |                 let temp_file_size=filesystem.sys_ofile[sys_otpos as usize].f_inode.borrow().di_size;    //获取当前文件大小
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_temp_file_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `temp_file_size`
[INFO] [stdout]    --> src/fs/cli.rs:317:9
[INFO] [stdout]     |
[INFO] [stdout] 317 |                 let temp_file_size=filesystem.sys_ofile[sys_otpos as usize].f_inode.borrow().di_size;    //获取当前文件大小
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_temp_file_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sys_otpos`
[INFO] [stdout]    --> src/fs/cli.rs:337:9
[INFO] [stdout]     |
[INFO] [stdout] 337 | ...   let sys_otpos = filesystem.user[filesystem.user_id as usize].u_ofile[tfd as usize];                    //获取当前文件在系统...
[INFO] [stdout]     |           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sys_otpos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sys_otpos`
[INFO] [stdout]    --> src/fs/cli.rs:358:9
[INFO] [stdout]     |
[INFO] [stdout] 358 | ...   let sys_otpos = filesystem.user[filesystem.user_id as usize].u_ofile[tfd as usize];                    //获取当前文件在系统...
[INFO] [stdout]     |           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sys_otpos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `x` is never read
[INFO] [stdout]    --> src/fs/cli.rs:298:27
[INFO] [stdout]     |
[INFO] [stdout] 298 |                 let mut x=0;
[INFO] [stdout]     |                           ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `std::ffi::CStr::from_ptr` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/fs/log.rs:21:28
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let username_str = CStr::from_ptr(username)
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/fs/log.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub unsafe fn login(&mut self, username: *const c_char, passwd: *const c_char) -> i32 {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unsafe_op_in_unsafe_fn)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `std::ffi::CStr::from_ptr` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/fs/log.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let passwd_str = CStr::from_ptr(passwd)
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `tempuuid` is never read
[INFO] [stdout]   --> src/fs/log.rs:48:28
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let mut tempuuid = 0u16;
[INFO] [stdout]    |                            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `tempgid` is never read
[INFO] [stdout]   --> src/fs/log.rs:49:27
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let mut tempgid = 0u16;
[INFO] [stdout]    |                           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `fs::file_op::<impl fs::state::FileSystem>::close` is unsafe and requires unsafe block
[INFO] [stdout]    --> src/fs/log.rs:140:25
[INFO] [stdout]     |
[INFO] [stdout] 140 |                         self.close(i as u32 , j as i16);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]     = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]    --> src/fs/log.rs:132:5
[INFO] [stdout]     |
[INFO] [stdout] 132 |     pub unsafe fn halt(&mut self) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/log.rs:160:17
[INFO] [stdout]     |
[INFO] [stdout] 160 |             let mut inode_mut = inode_rc.borrow_mut();
[INFO] [stdout]     |                 ----^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/dir_op.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |     let mut newinode = self.ialloc();
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/dir_op.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |     let mut page = page_opt.unwrap().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]    --> src/fs/dir_op.rs:219:13
[INFO] [stdout]     |
[INFO] [stdout] 219 |         let block = (size / BLOCKSIZ as i32) + if size % BLOCKSIZ as i32 != 0 { 1 } else { 0 };
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chdir_res`
[INFO] [stdout]    --> src/fs/dir_op.rs:430:17
[INFO] [stdout]     |
[INFO] [stdout] 430 |             let chdir_res = self.chdir(ROOT as i32, filename);
[INFO] [stdout]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chdir_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `flag` is never read
[INFO] [stdout]    --> src/fs/dir_op.rs:404:28
[INFO] [stdout]     |
[INFO] [stdout] 404 |             let mut flag = ' ';
[INFO] [stdout]     |                            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IUPDATE` is never used
[INFO] [stdout]   --> src/fs/types.rs:68:11
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub const IUPDATE: u8 = 0o00002;    // i_flag：i节点被修改
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SEEK_SET` is never used
[INFO] [stdout]   --> src/fs/types.rs:80:11
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub const SEEK_SET: u32 = 0;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `disk` and `cpcache` are never read
[INFO] [stdout]   --> src/fs/state.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct FileSystem {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub disk: std::fs::File,          // 原 fd
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub cpcache: Vec<u8>,                // 复制缓冲区
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `replacer_size` is never read
[INFO] [stdout]   --> src/fs/lruk.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Inner {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     replacer_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Inner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `remove` is never used
[INFO] [stdout]    --> src/fs/lruk.rs:210:12
[INFO] [stdout]     |
[INFO] [stdout]  70 | impl LRUKReplacer {
[INFO] [stdout]     | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 210 |     pub fn remove(&self, frame_id: i32) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `increment_depth` and `get_items` are never used
[INFO] [stdout]   --> src/fs/extend_hashtable.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl<K: Eq + Clone, V: Clone> Bucket<K, V> {
[INFO] [stdout]    | ------------------------------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn increment_depth(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     fn get_items(&mut self) -> &mut LinkedList<(K, V)> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_global_depth`, `get_local_depth`, and `get_num_buckets` are never used
[INFO] [stdout]    --> src/fs/extend_hashtable.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 101 | impl<K: Eq + Hash + Clone, V: Clone> ExtendibleHashTable<K, V> {
[INFO] [stdout]     | -------------------------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn get_global_depth(&self) -> i32 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pub fn get_local_depth(&self, dir_index: usize) -> i32 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 |     pub fn get_num_buckets(&self) -> i32 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INVALID_PAGE_ID` is never used
[INFO] [stdout]  --> src/fs/bufferpool.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const INVALID_PAGE_ID: i32 = -1;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pool_size` and `bucket_size` are never read
[INFO] [stdout]   --> src/fs/bufferpool.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct BufferPoolManager {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 20 |     pool_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 21 |     bucket_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BufferPoolManager` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_pool_size`, `get_pages`, `flush_pg`, and `delete_pg` are never used
[INFO] [stdout]    --> src/fs/bufferpool.rs:65:12
[INFO] [stdout]     |
[INFO] [stdout]  30 | impl BufferPoolManager {
[INFO] [stdout]     | ---------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  65 |     pub fn get_pool_size(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  70 |     pub fn get_pages(&self) -> &[Page] {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 193 |     pub fn flush_pg(&mut self, page_id: PageId) -> io::Result<bool> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 225 |     pub fn delete_pg(&mut self, page_id: PageId) -> io::Result<bool> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `InodeRef` is never used
[INFO] [stdout]  --> src/fs/fmt.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type InodeRef = Rc<RefCell<Inode>>;
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/fs/inode.rs:90:13
[INFO] [stdout]    |
[INFO] [stdout] 90 |             self.ifree(ino);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 90 |             let _ = self.ifree(ino);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `BLOCK_BUF` should have a snake case name
[INFO] [stdout]    --> src/fs/inode.rs:209:25
[INFO] [stdout]     |
[INFO] [stdout] 209 |                 let mut BLOCK_BUF:[Dinode; BLOCKSIZ / DINODESIZ] = [Dinode::default(); BLOCKSIZ / DINODESIZ];
[INFO] [stdout]     |                         ^^^^^^^^^ help: convert the identifier to snake case: `block_buf`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `BLOCK_BUF` should have a snake case name
[INFO] [stdout]    --> src/fs/inode.rs:307:21
[INFO] [stdout]     |
[INFO] [stdout] 307 |             let mut BLOCK_BUF:[Dinode; BLOCKSIZ / DINODESIZ] = [Dinode::default(); BLOCKSIZ / DINODESIZ];
[INFO] [stdout]     |                     ^^^^^^^^^ help: convert the identifier to snake case: `block_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/fs/fmt.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     init_file.seek(SeekFrom::Start(0));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let _ = init_file.seek(SeekFrom::Start(0));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/fs/fmt.rs:189:5
[INFO] [stdout]     |
[INFO] [stdout] 189 |     self.buffer_pool_manager.flush_all_pgs(); // 刷盘所有缓冲区
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |     let _ = self.buffer_pool_manager.flush_all_pgs(); // 刷盘所有缓冲区
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `BLOCK_BUF` should have a snake case name
[INFO] [stdout]   --> src/fs/ballfree.rs:27:21
[INFO] [stdout]    |
[INFO] [stdout] 27 |             let mut BLOCK_BUF:[u32; BLOCKSIZ/4] = [0; BLOCKSIZ/4];
[INFO] [stdout]    |                     ^^^^^^^^^ help: convert the identifier to snake case: `block_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `BLOCK_BUF` should have a snake case name
[INFO] [stdout]   --> src/fs/ballfree.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |             let mut BLOCK_BUF:[u32; BLOCKSIZ/4] = [0; BLOCKSIZ/4];
[INFO] [stdout]    |                     ^^^^^^^^^ help: convert the identifier to snake case: `block_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/fs/file_op.rs:213:12
[INFO] [stdout]     |
[INFO] [stdout] 213 |         if u_ofile_idx < 0 || u_ofile_idx as usize >= self.sys_ofile.len() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/fs/file_op.rs:266:12
[INFO] [stdout]     |
[INFO] [stdout] 266 |         if u_ofile_idx < 0 || u_ofile_idx as usize >= self.sys_ofile.len() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/fs/file_op.rs:456:20
[INFO] [stdout]     |
[INFO] [stdout] 456 |                 if t < 0 || t as usize >= self.sys_ofile.len() {
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 101 |     io::stdin().read_line(&mut cache).is_ok();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 101 |     let _ = io::stdin().read_line(&mut cache).is_ok();
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |         io::stdin().read_line(&mut cache).is_ok();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let _ = io::stdin().read_line(&mut cache).is_ok();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:113:13
[INFO] [stdout]     |
[INFO] [stdout] 113 |             io::stdin().read_line(&mut input_str).is_ok();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 113 |             let _ = io::stdin().read_line(&mut input_str).is_ok();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 s.format(disk_path); // 执行格式化
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 let _ = s.format(disk_path); // 执行格式化
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |         std::io::stdin().read_line(&mut input).is_ok();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 191 |         let _ = std::io::stdin().read_line(&mut input).is_ok();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:194:13
[INFO] [stdout]     |
[INFO] [stdout] 194 |             std::io::stdin().read_line(&mut input).is_ok();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 194 |             let _ = std::io::stdin().read_line(&mut input).is_ok();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:230:17
[INFO] [stdout]     |
[INFO] [stdout] 230 |                 std::io::stdin().read_line(&mut input2).is_ok();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 230 |                 let _ = std::io::stdin().read_line(&mut input2).is_ok();
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:287:17
[INFO] [stdout]     |
[INFO] [stdout] 287 |                 filesystem.format(disk_path);                //格式化
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 287 |                 let _ = filesystem.format(disk_path);                //格式化
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:321:17
[INFO] [stdout]     |
[INFO] [stdout] 321 |                 std::io::stdin().read_line(&mut input2).is_ok();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 321 |                 let _ = std::io::stdin().read_line(&mut input2).is_ok();
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:329:13
[INFO] [stdout]     |
[INFO] [stdout] 329 |             Command::new("cmd").arg("/c").arg("cls").status();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 329 |             let _ = Command::new("cmd").arg("/c").arg("cls").status();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:373:13
[INFO] [stdout]     |
[INFO] [stdout] 373 |             std::io::stdin().read_line(&mut uname1).is_ok();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 373 |             let _ = std::io::stdin().read_line(&mut uname1).is_ok();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:377:13
[INFO] [stdout]     |
[INFO] [stdout] 377 |             std::io::stdin().read_line(&mut upwd1).is_ok();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |             let _ = std::io::stdin().read_line(&mut upwd1).is_ok();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/fs/log.rs:188:17
[INFO] [stdout]     |
[INFO] [stdout] 188 |                 self.ifree(inode_mut.i_ino);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 188 |                 let _ = self.ifree(inode_mut.i_ino);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/fs/log.rs:199:9
[INFO] [stdout]     |
[INFO] [stdout] 199 |         self.buffer_pool_manager.flush_all_pgs();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 199 |         let _ = self.buffer_pool_manager.flush_all_pgs();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0133`.
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "9718650842dd82f5558d3e6dfb6895a3e319a93a2b9ab6fbcd1fa256e9c13c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9718650842dd82f5558d3e6dfb6895a3e319a93a2b9ab6fbcd1fa256e9c13c3b", kill_on_drop: false }`
[INFO] [stdout] 9718650842dd82f5558d3e6dfb6895a3e319a93a2b9ab6fbcd1fa256e9c13c3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4776b83ab2a34b8e8329f01c824626be06845004b7a09eea6e306822a2e26f62
[INFO] running `Command { std: "docker" "start" "-a" "4776b83ab2a34b8e8329f01c824626be06845004b7a09eea6e306822a2e26f62", kill_on_drop: false }`
[INFO] [stderr]    Compiling filesystem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::fs::inode::*`
[INFO] [stdout]  --> src/fs/state.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::fs::inode::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]    --> src/fs/state.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 149 | use std::fs::File;
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SeekFrom`, `Seek`, and `self`
[INFO] [stdout]    --> src/fs/state.rs:150:15
[INFO] [stdout]     |
[INFO] [stdout] 150 | use std::io::{self, Read, Seek, SeekFrom, Write};
[INFO] [stdout]     |               ^^^^        ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/fs/inode.rs:242:33
[INFO] [stdout]     |
[INFO] [stdout] 242 | ...                   (BLOCKSIZ * DINODEBLK - cur_di as usize * DINODESIZ)
[INFO] [stdout]     |                       ^                                                  ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 242 -                                 (BLOCKSIZ * DINODEBLK - cur_di as usize * DINODESIZ)
[INFO] [stdout] 242 +                                 BLOCKSIZ * DINODEBLK - cur_di as usize * DINODESIZ 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::inode::*`
[INFO] [stdout]  --> src/fs/fmt.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::fs::inode::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read` and `self`
[INFO] [stdout]  --> src/fs/fmt.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{self, Read, Seek, SeekFrom, Write};
[INFO] [stdout]   |               ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]    --> src/fs/fmt.rs:195:5
[INFO] [stdout]     |
[INFO] [stdout] 195 | use std::fs::File;
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/fs/ballfree.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/fs/ballfree.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::inode::*`
[INFO] [stdout]  --> src/fs/file_op.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::fs::inode::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::ballfree::*`
[INFO] [stdout]  --> src/fs/file_op.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::fs::ballfree::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/fs/file_op.rs:96:111
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let node = self.sys_ofile[self.user[user_id as usize].u_ofile[cfd as usize] as usize].f_inode.clone();;
[INFO] [stdout]    |                                                                                                               ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/file_op.rs:136:12
[INFO] [stdout]     |
[INFO] [stdout] 136 |         if (self.sys_ofile[i].f_count != 0 && self.sys_ofile[i].f_inode.borrow().i_ino == cur_inode1.borrow().i_ino) {
[INFO] [stdout]     |            ^                                                                                                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 136 -         if (self.sys_ofile[i].f_count != 0 && self.sys_ofile[i].f_inode.borrow().i_ino == cur_inode1.borrow().i_ino) {
[INFO] [stdout] 136 +         if self.sys_ofile[i].f_count != 0 && self.sys_ofile[i].f_inode.borrow().i_ino == cur_inode1.borrow().i_ino  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/file_op.rs:146:11
[INFO] [stdout]     |
[INFO] [stdout] 146 |         if(self.sys_ofile[i].f_count == 0){
[INFO] [stdout]     |           ^                              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 146 -         if(self.sys_ofile[i].f_count == 0){
[INFO] [stdout] 146 +         if self.sys_ofile[i].f_count == 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/file_op.rs:152:7
[INFO] [stdout]     |
[INFO] [stdout] 152 |     if(sys_ofile_index==SYSOPENFILE){
[INFO] [stdout]     |       ^                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 152 -     if(sys_ofile_index==SYSOPENFILE){
[INFO] [stdout] 152 +     if sys_ofile_index==SYSOPENFILE {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/file_op.rs:177:11
[INFO] [stdout]     |
[INFO] [stdout] 177 |         if(self.user[user_idx].u_ofile[i]==SYSOPENFILE as u16 + 1){
[INFO] [stdout]     |           ^                                                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 177 -         if(self.user[user_idx].u_ofile[i]==SYSOPENFILE as u16 + 1){
[INFO] [stdout] 177 +         if self.user[user_idx].u_ofile[i]==SYSOPENFILE as u16 + 1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/file_op.rs:182:7
[INFO] [stdout]     |
[INFO] [stdout] 182 |     if(u_ofile_idx == NOFILE){
[INFO] [stdout]     |       ^                     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 182 -     if(u_ofile_idx == NOFILE){
[INFO] [stdout] 182 +     if u_ofile_idx == NOFILE {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env::consts`
[INFO] [stdout]  --> src/fs/cli.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::env::consts;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ffi::CString`
[INFO] [stdout]  --> src/fs/cli.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ffi::CString;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::fmt::*`
[INFO] [stdout]  --> src/fs/cli.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::fs::fmt::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::dir_op::*`
[INFO] [stdout]  --> src/fs/cli.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::fs::dir_op::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/fs/cli.rs:65:15
[INFO] [stdout]    |
[INFO] [stdout] 65 |             if(input[0]!=b'\r'&&input[0]!=b'\n'){
[INFO] [stdout]    |               ^                                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 65 -             if(input[0]!=b'\r'&&input[0]!=b'\n'){
[INFO] [stdout] 65 +             if input[0]!=b'\r'&&input[0]!=b'\n' {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]    --> src/fs/cli.rs:193:14
[INFO] [stdout]     |
[INFO] [stdout] 193 |         while(cmd1.len()==0){
[INFO] [stdout]     |              ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 193 -         while(cmd1.len()==0){
[INFO] [stdout] 193 +         while cmd1.len()==0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:199:6
[INFO] [stdout]     |
[INFO] [stdout] 199 |         if (cmd=="ls"){
[INFO] [stdout]     |            ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 199 -         if (cmd=="ls"){
[INFO] [stdout] 199 +         if cmd=="ls" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:201:18
[INFO] [stdout]     |
[INFO] [stdout] 201 |         }else if (cmd == "mkdir")
[INFO] [stdout]     |                  ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 201 -         }else if (cmd == "mkdir")
[INFO] [stdout] 201 +         }else if cmd == "mkdir" 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:204:18
[INFO] [stdout]     |
[INFO] [stdout] 204 |         }else if (cmd == "cd")
[INFO] [stdout]     |                  ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 204 -         }else if (cmd == "cd")
[INFO] [stdout] 204 +         }else if cmd == "cd" 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:207:15
[INFO] [stdout]     |
[INFO] [stdout] 207 |             if(flag==1){
[INFO] [stdout]     |               ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 207 -             if(flag==1){
[INFO] [stdout] 207 +             if flag==1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:213:12
[INFO] [stdout]     |
[INFO] [stdout] 213 |         }else if (cmd == "creat"){
[INFO] [stdout]     |                  ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 213 -         }else if (cmd == "creat"){
[INFO] [stdout] 213 +         }else if cmd == "creat" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:219:7
[INFO] [stdout]     |
[INFO] [stdout] 219 |             if (temp_inode.borrow().i_ino != 0 && temp_inode.borrow().di_size != 0){
[INFO] [stdout]     |                ^                                                                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 219 -             if (temp_inode.borrow().i_ino != 0 && temp_inode.borrow().di_size != 0){
[INFO] [stdout] 219 +             if temp_inode.borrow().i_ino != 0 && temp_inode.borrow().di_size != 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:225:15
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if(tfd!=-1){
[INFO] [stdout]     |               ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 225 -             if(tfd!=-1){
[INFO] [stdout] 225 +             if tfd!=-1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:237:18
[INFO] [stdout]     |
[INFO] [stdout] 237 |         }else if (cmd == "close"){
[INFO] [stdout]     |                  ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 237 -         }else if (cmd == "close"){
[INFO] [stdout] 237 +         }else if cmd == "close" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:239:15
[INFO] [stdout]     |
[INFO] [stdout] 239 |             if(tfd!=-1){
[INFO] [stdout]     |               ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 239 -             if(tfd!=-1){
[INFO] [stdout] 239 +             if tfd!=-1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:246:18
[INFO] [stdout]     |
[INFO] [stdout] 246 |         }else if (cmd == "delete"){
[INFO] [stdout]     |                  ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 246 -         }else if (cmd == "delete"){
[INFO] [stdout] 246 +         }else if cmd == "delete" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:249:18
[INFO] [stdout]     |
[INFO] [stdout] 249 |         }else if (cmd == "halt"){
[INFO] [stdout]     |                  ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 249 -         }else if (cmd == "halt"){
[INFO] [stdout] 249 +         }else if cmd == "halt" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:257:17
[INFO] [stdout]     |
[INFO] [stdout] 257 |         else if (cmd == "logout"){
[INFO] [stdout]     |                 ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 257 -         else if (cmd == "logout"){
[INFO] [stdout] 257 +         else if cmd == "logout" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:264:17
[INFO] [stdout]     |
[INFO] [stdout] 264 |         else if (cmd == "aopen"){
[INFO] [stdout]     |                 ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 264 -         else if (cmd == "aopen"){
[INFO] [stdout] 264 +         else if cmd == "aopen" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:265:15
[INFO] [stdout]     |
[INFO] [stdout] 265 |             if(parts[2]=="-r"){
[INFO] [stdout]     |               ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 265 -             if(parts[2]=="-r"){
[INFO] [stdout] 265 +             if parts[2]=="-r" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:268:15
[INFO] [stdout]     |
[INFO] [stdout] 268 |             if(parts[2]=="-w"){
[INFO] [stdout]     |               ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 268 -             if(parts[2]=="-w"){
[INFO] [stdout] 268 +             if parts[2]=="-w" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:271:15
[INFO] [stdout]     |
[INFO] [stdout] 271 |             if(parts[2]=="-a"){
[INFO] [stdout]     |               ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 271 -             if(parts[2]=="-a"){
[INFO] [stdout] 271 +             if parts[2]=="-a" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:276:17
[INFO] [stdout]     |
[INFO] [stdout] 276 |         else if (cmd == "help"){
[INFO] [stdout]     |                 ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 276 -         else if (cmd == "help"){
[INFO] [stdout] 276 +         else if cmd == "help" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:281:17
[INFO] [stdout]     |
[INFO] [stdout] 281 |         else if (cmd == "fmt"){
[INFO] [stdout]     |                 ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 281 -         else if (cmd == "fmt"){
[INFO] [stdout] 281 +         else if cmd == "fmt" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:282:16
[INFO] [stdout]     |
[INFO] [stdout] 282 |             if (filesystem.user[filesystem.user_id as usize].u_uid != ROOT)
[INFO] [stdout]     |                ^                                                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 282 -             if (filesystem.user[filesystem.user_id as usize].u_uid != ROOT)
[INFO] [stdout] 282 +             if filesystem.user[filesystem.user_id as usize].u_uid != ROOT 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:292:17
[INFO] [stdout]     |
[INFO] [stdout] 292 |         else if (cmd == "rd"){
[INFO] [stdout]     |                 ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 292 -         else if (cmd == "rd"){
[INFO] [stdout] 292 +         else if cmd == "rd" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:294:16
[INFO] [stdout]     |
[INFO] [stdout] 294 |             if (tfd != -1)
[INFO] [stdout]     |                ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 294 -             if (tfd != -1)
[INFO] [stdout] 294 +             if tfd != -1 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:312:17
[INFO] [stdout]     |
[INFO] [stdout] 312 |         else if (cmd == "wr"){
[INFO] [stdout]     |                 ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 312 -         else if (cmd == "wr"){
[INFO] [stdout] 312 +         else if cmd == "wr" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:314:16
[INFO] [stdout]     |
[INFO] [stdout] 314 |             if (tfd != -1)
[INFO] [stdout]     |                ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 314 -             if (tfd != -1)
[INFO] [stdout] 314 +             if tfd != -1 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:328:17
[INFO] [stdout]     |
[INFO] [stdout] 328 |         else if (cmd == "cls"){
[INFO] [stdout]     |                 ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 328 -         else if (cmd == "cls"){
[INFO] [stdout] 328 +         else if cmd == "cls" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:332:17
[INFO] [stdout]     |
[INFO] [stdout] 332 |         else if (cmd == "copy"){
[INFO] [stdout]     |                 ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 332 -         else if (cmd == "copy"){
[INFO] [stdout] 332 +         else if cmd == "copy" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:335:16
[INFO] [stdout]     |
[INFO] [stdout] 335 |             if (tfd != -1)
[INFO] [stdout]     |                ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 335 -             if (tfd != -1)
[INFO] [stdout] 335 +             if tfd != -1 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:345:17
[INFO] [stdout]     |
[INFO] [stdout] 345 |         else if (cmd == "pst"){
[INFO] [stdout]     |                 ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 345 -         else if (cmd == "pst"){
[INFO] [stdout] 345 +         else if cmd == "pst" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:351:7
[INFO] [stdout]     |
[INFO] [stdout] 351 |             if (temp_inode.borrow().i_ino != 0 && temp_inode.borrow().di_size != 0){
[INFO] [stdout]     |                ^                                                                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 351 -             if (temp_inode.borrow().i_ino != 0 && temp_inode.borrow().di_size != 0){
[INFO] [stdout] 351 +             if temp_inode.borrow().i_ino != 0 && temp_inode.borrow().di_size != 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:356:16
[INFO] [stdout]     |
[INFO] [stdout] 356 |             if (tfd != -1)
[INFO] [stdout]     |                ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 356 -             if (tfd != -1)
[INFO] [stdout] 356 +             if tfd != -1 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:366:17
[INFO] [stdout]     |
[INFO] [stdout] 366 |         else if (cmd == "cruser"){
[INFO] [stdout]     |                 ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 366 -         else if (cmd == "cruser"){
[INFO] [stdout] 366 +         else if cmd == "cruser" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:367:15
[INFO] [stdout]     |
[INFO] [stdout] 367 |             if(filesystem.cur_path_inode.borrow().i_ino!=1){
[INFO] [stdout]     |               ^                                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 367 -             if(filesystem.cur_path_inode.borrow().i_ino!=1){
[INFO] [stdout] 367 +             if filesystem.cur_path_inode.borrow().i_ino!=1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:382:24
[INFO] [stdout]     |
[INFO] [stdout] 382 |                     if (filesystem.pwd[i].username[0] == b' ') {
[INFO] [stdout]     |                        ^                                     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 382 -                     if (filesystem.pwd[i].username[0] == b' ') {
[INFO] [stdout] 382 +                     if filesystem.pwd[i].username[0] == b' '  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/fs/cli.rs:391:8
[INFO] [stdout]     |
[INFO] [stdout] 391 |                 if (i == PWDNUM  as usize)
[INFO] [stdout]     |                    ^                     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 391 -                 if (i == PWDNUM  as usize)
[INFO] [stdout] 391 +                 if i == PWDNUM  as usize 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]    --> src/fs/cli.rs:414:5
[INFO] [stdout]     |
[INFO] [stdout] 414 | use std::fs::File;
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SeekFrom` and `Seek`
[INFO] [stdout]    --> src/fs/cli.rs:415:21
[INFO] [stdout]     |
[INFO] [stdout] 415 | use std::io::{self, Seek, SeekFrom};
[INFO] [stdout]     |                     ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]    --> src/fs/cli.rs:416:5
[INFO] [stdout]     |
[INFO] [stdout] 416 | use std::path::Path;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]    --> src/fs/cli.rs:417:5
[INFO] [stdout]     |
[INFO] [stdout] 417 | use std::fs;
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::inode::*`
[INFO] [stdout]  --> src/fs/util.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::fs::inode::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::ballfree::*`
[INFO] [stdout]  --> src/fs/util.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::fs::ballfree::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ffi::CStr`
[INFO] [stdout]  --> src/fs/util.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ffi::CStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os::raw::c_char`
[INFO] [stdout]  --> src/fs/util.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::os::raw::c_char;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::cli::*`
[INFO] [stdout]  --> src/fs/log.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::fs::cli::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::inode::*`
[INFO] [stdout]  --> src/fs/log.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::fs::inode::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::ballfree::*`
[INFO] [stdout]  --> src/fs/log.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::fs::ballfree::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::dir_op::*`
[INFO] [stdout]  --> src/fs/log.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::fs::dir_op::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::inode::*`
[INFO] [stdout]  --> src/fs/dir_op.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::fs::inode::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::ballfree::*`
[INFO] [stdout]  --> src/fs/dir_op.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::fs::ballfree::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]    --> src/fs/state.rs:150:21
[INFO] [stdout]     |
[INFO] [stdout] 150 | use std::io::{self, Read, Seek, SeekFrom, Write};
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr`
[INFO] [stdout]  --> src/fs/file_op.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ptr::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr`
[INFO] [stdout]  --> src/fs/log.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::ptr::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr`
[INFO] [stdout]  --> src/fs/dir_op.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ptr::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/state.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let mut i = 0;
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `username`
[INFO] [stdout]   --> src/fs/state.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |             let username = raw_username.trim_end_matches('\0'); // 借用这个长生命周期的值
[INFO] [stdout]    |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_username`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `password`
[INFO] [stdout]   --> src/fs/state.rs:75:17
[INFO] [stdout]    |
[INFO] [stdout] 75 |             let password = raw_password.trim_end_matches('\0'); // 借用这个长生命周期的值
[INFO] [stdout]    |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_password`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/state.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let mut bpm = BufferPoolManager::new(10, 5, test_path).unwrap();
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bpm`
[INFO] [stdout]    --> src/fs/state.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let mut bpm = BufferPoolManager::new(10, 5, test_path).unwrap();
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bpm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/fs/state.rs:169:9
[INFO] [stdout]     |
[INFO] [stdout] 169 |     let s = FileSystem::install(test_path);
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/inode.rs:279:17
[INFO] [stdout]     |
[INFO] [stdout] 279 |             let mut temp_inode = self.iget(dinode_id);
[INFO] [stdout]     |                 ----^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `action` is never read
[INFO] [stdout]    --> src/fs/lruk.rs:153:35
[INFO] [stdout]     |
[INFO] [stdout] 153 |             let mut action: i32 = 0;
[INFO] [stdout]     |                                   ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/extend_hashtable.rs:217:13
[INFO] [stdout]     |
[INFO] [stdout] 217 |         let mut items = current_bucket.list.clone();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/extend_hashtable.rs:246:13
[INFO] [stdout]     |
[INFO] [stdout] 246 |         let mut items = current_bucket.list.clone();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `frame_id` is never read
[INFO] [stdout]    --> src/fs/bufferpool.rs:112:28
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let mut frame_id = INVALID_FRAME_ID;
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `frame_id` is never read
[INFO] [stdout]    --> src/fs/bufferpool.rs:194:28
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let mut frame_id = INVALID_FRAME_ID;
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `frame_id` is never read
[INFO] [stdout]    --> src/fs/bufferpool.rs:226:28
[INFO] [stdout]     |
[INFO] [stdout] 226 |         let mut frame_id = INVALID_FRAME_ID;
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fs/fmt.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let mut inode = self.iget(0);
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fs/fmt.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     let mut inode = self.iget(1);
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fs/fmt.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let mut inode = self.iget(1);
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fs/fmt.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |     let mut inode = self.iget(2);
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/fmt.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |     let mut inode = self.iget(3);
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/fmt.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |     let mut bpm = BufferPoolManager::new(10, 5, test_path).unwrap();
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bpm`
[INFO] [stdout]    --> src/fs/fmt.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |     let mut bpm = BufferPoolManager::new(10, 5, test_path).unwrap();
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bpm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/fs/fmt.rs:219:9
[INFO] [stdout]     |
[INFO] [stdout] 219 |     let s = FileSystem::install(test_path);
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fs/ballfree.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |             let mut BLOCK_BUF:[u32; BLOCKSIZ/4] = [0; BLOCKSIZ/4];
[INFO] [stdout]    |                 ----^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]    --> src/fs/file_op.rs:287:17
[INFO] [stdout]     |
[INFO] [stdout] 287 |             let block = (size / BLOCKSIZ as u32) + if size % BLOCKSIZ as u32 != 0 { 1 } else { 0 };
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]    --> src/fs/file_op.rs:342:17
[INFO] [stdout]     |
[INFO] [stdout] 342 |             let block = (size / BLOCKSIZ as u32) + if size % BLOCKSIZ as u32 != 0 { 1 } else { 0 };
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fs/cli.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let mut i = precord.len();
[INFO] [stdout]    |                 ----^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/fs/cli.rs:247:13
[INFO] [stdout]     |
[INFO] [stdout] 247 |             unsafe { filesystem.deletefd(filesystem.user_id as usize, parts[1]) };
[INFO] [stdout]     |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fs/cli.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let mut read_buffer = [0u8; 10 * BLOCKSIZ]; // 文件读取缓冲区
[INFO] [stdout]    |         ----^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fs/cli.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let mut cname = [0u8; 14];                 // 临时文件名
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fs/cli.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     let mut exit_flag = 1;                     // 退出标志
[INFO] [stdout]    |         ----^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fs/cli.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |     let mut cmd = [0u8; 10];                   // 命令缓冲区
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/cli.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |                     let mut name1 = username_input.trim_end_matches(&['\n', '\r'][..]);
[INFO] [stdout]     |                         ----^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cname`
[INFO] [stdout]   --> src/fs/cli.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let mut cname = [0u8; 14];                 // 临时文件名
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cname`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `exit_flag`
[INFO] [stdout]   --> src/fs/cli.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     let mut exit_flag = 1;                     // 退出标志
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_exit_flag`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cmd`
[INFO] [stdout]   --> src/fs/cli.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |     let mut cmd = [0u8; 10];                   // 命令缓冲区
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cmd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `temp_file_size`
[INFO] [stdout]    --> src/fs/cli.rs:227:9
[INFO] [stdout]     |
[INFO] [stdout] 227 |                 let temp_file_size = filesystem.sys_ofile[sys_otpos as usize].f_inode.borrow().di_size;    //获取当前文件大小
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_temp_file_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `temp_file_size`
[INFO] [stdout]    --> src/fs/cli.rs:297:9
[INFO] [stdout]     |
[INFO] [stdout] 297 |                 let temp_file_size=filesystem.sys_ofile[sys_otpos as usize].f_inode.borrow().di_size;    //获取当前文件大小
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_temp_file_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `temp_file_size`
[INFO] [stdout]    --> src/fs/cli.rs:317:9
[INFO] [stdout]     |
[INFO] [stdout] 317 |                 let temp_file_size=filesystem.sys_ofile[sys_otpos as usize].f_inode.borrow().di_size;    //获取当前文件大小
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_temp_file_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sys_otpos`
[INFO] [stdout]    --> src/fs/cli.rs:337:9
[INFO] [stdout]     |
[INFO] [stdout] 337 | ...   let sys_otpos = filesystem.user[filesystem.user_id as usize].u_ofile[tfd as usize];                    //获取当前文件在系统...
[INFO] [stdout]     |           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sys_otpos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sys_otpos`
[INFO] [stdout]    --> src/fs/cli.rs:358:9
[INFO] [stdout]     |
[INFO] [stdout] 358 | ...   let sys_otpos = filesystem.user[filesystem.user_id as usize].u_ofile[tfd as usize];                    //获取当前文件在系统...
[INFO] [stdout]     |           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sys_otpos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `x` is never read
[INFO] [stdout]    --> src/fs/cli.rs:298:27
[INFO] [stdout]     |
[INFO] [stdout] 298 |                 let mut x=0;
[INFO] [stdout]     |                           ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `std::ffi::CStr::from_ptr` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/fs/log.rs:21:28
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let username_str = CStr::from_ptr(username)
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/fs/log.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub unsafe fn login(&mut self, username: *const c_char, passwd: *const c_char) -> i32 {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unsafe_op_in_unsafe_fn)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `std::ffi::CStr::from_ptr` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/fs/log.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let passwd_str = CStr::from_ptr(passwd)
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `tempuuid` is never read
[INFO] [stdout]   --> src/fs/log.rs:48:28
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let mut tempuuid = 0u16;
[INFO] [stdout]    |                            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `tempgid` is never read
[INFO] [stdout]   --> src/fs/log.rs:49:27
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let mut tempgid = 0u16;
[INFO] [stdout]    |                           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `fs::file_op::<impl fs::state::FileSystem>::close` is unsafe and requires unsafe block
[INFO] [stdout]    --> src/fs/log.rs:140:25
[INFO] [stdout]     |
[INFO] [stdout] 140 |                         self.close(i as u32 , j as i16);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]     = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]    --> src/fs/log.rs:132:5
[INFO] [stdout]     |
[INFO] [stdout] 132 |     pub unsafe fn halt(&mut self) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/log.rs:160:17
[INFO] [stdout]     |
[INFO] [stdout] 160 |             let mut inode_mut = inode_rc.borrow_mut();
[INFO] [stdout]     |                 ----^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/dir_op.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |     let mut newinode = self.ialloc();
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/dir_op.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |     let mut page = page_opt.unwrap().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]    --> src/fs/dir_op.rs:219:13
[INFO] [stdout]     |
[INFO] [stdout] 219 |         let block = (size / BLOCKSIZ as i32) + if size % BLOCKSIZ as i32 != 0 { 1 } else { 0 };
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chdir_res`
[INFO] [stdout]    --> src/fs/dir_op.rs:430:17
[INFO] [stdout]     |
[INFO] [stdout] 430 |             let chdir_res = self.chdir(ROOT as i32, filename);
[INFO] [stdout]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chdir_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `flag` is never read
[INFO] [stdout]    --> src/fs/dir_op.rs:404:28
[INFO] [stdout]     |
[INFO] [stdout] 404 |             let mut flag = ' ';
[INFO] [stdout]     |                            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IUPDATE` is never used
[INFO] [stdout]   --> src/fs/types.rs:68:11
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub const IUPDATE: u8 = 0o00002;    // i_flag：i节点被修改
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SEEK_SET` is never used
[INFO] [stdout]   --> src/fs/types.rs:80:11
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub const SEEK_SET: u32 = 0;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `disk` and `cpcache` are never read
[INFO] [stdout]   --> src/fs/state.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct FileSystem {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub disk: std::fs::File,          // 原 fd
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub cpcache: Vec<u8>,                // 复制缓冲区
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `replacer_size` is never read
[INFO] [stdout]   --> src/fs/lruk.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Inner {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     replacer_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Inner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `increment_depth` and `get_items` are never used
[INFO] [stdout]   --> src/fs/extend_hashtable.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl<K: Eq + Clone, V: Clone> Bucket<K, V> {
[INFO] [stdout]    | ------------------------------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn increment_depth(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     fn get_items(&mut self) -> &mut LinkedList<(K, V)> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_num_buckets` is never used
[INFO] [stdout]    --> src/fs/extend_hashtable.rs:131:12
[INFO] [stdout]     |
[INFO] [stdout] 101 | impl<K: Eq + Hash + Clone, V: Clone> ExtendibleHashTable<K, V> {
[INFO] [stdout]     | -------------------------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 131 |     pub fn get_num_buckets(&self) -> i32 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INVALID_PAGE_ID` is never used
[INFO] [stdout]  --> src/fs/bufferpool.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const INVALID_PAGE_ID: i32 = -1;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pool_size` and `bucket_size` are never read
[INFO] [stdout]   --> src/fs/bufferpool.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct BufferPoolManager {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 20 |     pool_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 21 |     bucket_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BufferPoolManager` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_pool_size` and `get_pages` are never used
[INFO] [stdout]   --> src/fs/bufferpool.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl BufferPoolManager {
[INFO] [stdout]    | ---------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn get_pool_size(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn get_pages(&self) -> &[Page] {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `InodeRef` is never used
[INFO] [stdout]  --> src/fs/fmt.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type InodeRef = Rc<RefCell<Inode>>;
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/fs/state.rs:165:5
[INFO] [stdout]     |
[INFO] [stdout] 165 |     init_file.write_all(&[0u8; 500*BLOCKSIZ]);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 165 |     let _ = init_file.write_all(&[0u8; 500*BLOCKSIZ]);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/fs/inode.rs:90:13
[INFO] [stdout]    |
[INFO] [stdout] 90 |             self.ifree(ino);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 90 |             let _ = self.ifree(ino);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `BLOCK_BUF` should have a snake case name
[INFO] [stdout]    --> src/fs/inode.rs:209:25
[INFO] [stdout]     |
[INFO] [stdout] 209 |                 let mut BLOCK_BUF:[Dinode; BLOCKSIZ / DINODESIZ] = [Dinode::default(); BLOCKSIZ / DINODESIZ];
[INFO] [stdout]     |                         ^^^^^^^^^ help: convert the identifier to snake case: `block_buf`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `BLOCK_BUF` should have a snake case name
[INFO] [stdout]    --> src/fs/inode.rs:307:21
[INFO] [stdout]     |
[INFO] [stdout] 307 |             let mut BLOCK_BUF:[Dinode; BLOCKSIZ / DINODESIZ] = [Dinode::default(); BLOCKSIZ / DINODESIZ];
[INFO] [stdout]     |                     ^^^^^^^^^ help: convert the identifier to snake case: `block_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/fs/bufferpool.rs:277:9
[INFO] [stdout]     |
[INFO] [stdout] 277 |         init_file.write_all(&[0u8; 2*BLOCKSIZ]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 277 |         let _ = init_file.write_all(&[0u8; 2*BLOCKSIZ]);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/fs/fmt.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     init_file.seek(SeekFrom::Start(0));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let _ = init_file.seek(SeekFrom::Start(0));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/fs/fmt.rs:189:5
[INFO] [stdout]     |
[INFO] [stdout] 189 |     self.buffer_pool_manager.flush_all_pgs(); // 刷盘所有缓冲区
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |     let _ = self.buffer_pool_manager.flush_all_pgs(); // 刷盘所有缓冲区
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/fs/fmt.rs:209:5
[INFO] [stdout]     |
[INFO] [stdout] 209 |     init_file.write_all(&[0u8; 500*BLOCKSIZ]);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 209 |     let _ = init_file.write_all(&[0u8; 500*BLOCKSIZ]);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/fs/fmt.rs:215:5
[INFO] [stdout]     |
[INFO] [stdout] 215 |     s.format(test_path);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 215 |     let _ = s.format(test_path);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/fs/fmt.rs:218:5
[INFO] [stdout]     |
[INFO] [stdout] 218 |     drop(test_path); // 释放文件句柄
[INFO] [stdout]     |     ^^^^^---------^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          argument has type `&str`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 218 -     drop(test_path); // 释放文件句柄
[INFO] [stdout] 218 +     let _ = test_path; // 释放文件句柄
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `BLOCK_BUF` should have a snake case name
[INFO] [stdout]   --> src/fs/ballfree.rs:27:21
[INFO] [stdout]    |
[INFO] [stdout] 27 |             let mut BLOCK_BUF:[u32; BLOCKSIZ/4] = [0; BLOCKSIZ/4];
[INFO] [stdout]    |                     ^^^^^^^^^ help: convert the identifier to snake case: `block_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `BLOCK_BUF` should have a snake case name
[INFO] [stdout]   --> src/fs/ballfree.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |             let mut BLOCK_BUF:[u32; BLOCKSIZ/4] = [0; BLOCKSIZ/4];
[INFO] [stdout]    |                     ^^^^^^^^^ help: convert the identifier to snake case: `block_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/fs/file_op.rs:213:12
[INFO] [stdout]     |
[INFO] [stdout] 213 |         if u_ofile_idx < 0 || u_ofile_idx as usize >= self.sys_ofile.len() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/fs/file_op.rs:266:12
[INFO] [stdout]     |
[INFO] [stdout] 266 |         if u_ofile_idx < 0 || u_ofile_idx as usize >= self.sys_ofile.len() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/fs/file_op.rs:456:20
[INFO] [stdout]     |
[INFO] [stdout] 456 |                 if t < 0 || t as usize >= self.sys_ofile.len() {
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 101 |     io::stdin().read_line(&mut cache).is_ok();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 101 |     let _ = io::stdin().read_line(&mut cache).is_ok();
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |         io::stdin().read_line(&mut cache).is_ok();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let _ = io::stdin().read_line(&mut cache).is_ok();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:113:13
[INFO] [stdout]     |
[INFO] [stdout] 113 |             io::stdin().read_line(&mut input_str).is_ok();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 113 |             let _ = io::stdin().read_line(&mut input_str).is_ok();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 s.format(disk_path); // 执行格式化
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 let _ = s.format(disk_path); // 执行格式化
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |         std::io::stdin().read_line(&mut input).is_ok();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 191 |         let _ = std::io::stdin().read_line(&mut input).is_ok();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:194:13
[INFO] [stdout]     |
[INFO] [stdout] 194 |             std::io::stdin().read_line(&mut input).is_ok();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 194 |             let _ = std::io::stdin().read_line(&mut input).is_ok();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:230:17
[INFO] [stdout]     |
[INFO] [stdout] 230 |                 std::io::stdin().read_line(&mut input2).is_ok();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 230 |                 let _ = std::io::stdin().read_line(&mut input2).is_ok();
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:287:17
[INFO] [stdout]     |
[INFO] [stdout] 287 |                 filesystem.format(disk_path);                //格式化
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 287 |                 let _ = filesystem.format(disk_path);                //格式化
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:321:17
[INFO] [stdout]     |
[INFO] [stdout] 321 |                 std::io::stdin().read_line(&mut input2).is_ok();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 321 |                 let _ = std::io::stdin().read_line(&mut input2).is_ok();
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:329:13
[INFO] [stdout]     |
[INFO] [stdout] 329 |             Command::new("cmd").arg("/c").arg("cls").status();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 329 |             let _ = Command::new("cmd").arg("/c").arg("cls").status();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:373:13
[INFO] [stdout]     |
[INFO] [stdout] 373 |             std::io::stdin().read_line(&mut uname1).is_ok();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 373 |             let _ = std::io::stdin().read_line(&mut uname1).is_ok();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/fs/cli.rs:377:13
[INFO] [stdout]     |
[INFO] [stdout] 377 |             std::io::stdin().read_line(&mut upwd1).is_ok();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 377 |             let _ = std::io::stdin().read_line(&mut upwd1).is_ok();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/fs/log.rs:188:17
[INFO] [stdout]     |
[INFO] [stdout] 188 |                 self.ifree(inode_mut.i_ino);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 188 |                 let _ = self.ifree(inode_mut.i_ino);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/fs/log.rs:199:9
[INFO] [stdout]     |
[INFO] [stdout] 199 |         self.buffer_pool_manager.flush_all_pgs();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 199 |         let _ = self.buffer_pool_manager.flush_all_pgs();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0133`.
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "4776b83ab2a34b8e8329f01c824626be06845004b7a09eea6e306822a2e26f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4776b83ab2a34b8e8329f01c824626be06845004b7a09eea6e306822a2e26f62", kill_on_drop: false }`
[INFO] [stdout] 4776b83ab2a34b8e8329f01c824626be06845004b7a09eea6e306822a2e26f62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0fb03d288b9e24131e8ff742477c812e1167882b0d01a5e146737bec68335fe4
[INFO] running `Command { std: "docker" "start" "-a" "0fb03d288b9e24131e8ff742477c812e1167882b0d01a5e146737bec68335fe4", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::fs::inode::*`
[INFO] [stderr]  --> src/fs/state.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::fs::inode::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]    --> src/fs/state.rs:149:5
[INFO] [stderr]     |
[INFO] [stderr] 149 | use std::fs::File;
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SeekFrom`, `Seek`, and `self`
[INFO] [stderr]    --> src/fs/state.rs:150:15
[INFO] [stderr]     |
[INFO] [stderr] 150 | use std::io::{self, Read, Seek, SeekFrom, Write};
[INFO] [stderr]     |               ^^^^        ^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/fs/inode.rs:242:33
[INFO] [stderr]     |
[INFO] [stderr] 242 | ...                   (BLOCKSIZ * DINODEBLK - cur_di as usize * DINODESIZ)
[INFO] [stderr]     |                       ^                                                  ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 242 -                                 (BLOCKSIZ * DINODEBLK - cur_di as usize * DINODESIZ)
[INFO] [stderr] 242 +                                 BLOCKSIZ * DINODEBLK - cur_di as usize * DINODESIZ 
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::fs::inode::*`
[INFO] [stderr]  --> src/fs/fmt.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::fs::inode::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Read` and `self`
[INFO] [stderr]  --> src/fs/fmt.rs:9:15
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::io::{self, Read, Seek, SeekFrom, Write};
[INFO] [stderr]   |               ^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]    --> src/fs/fmt.rs:195:5
[INFO] [stderr]     |
[INFO] [stderr] 195 | use std::fs::File;
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cell::RefCell`
[INFO] [stderr]  --> src/fs/ballfree.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::cell::RefCell;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]  --> src/fs/ballfree.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::rc::Rc;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::fs::inode::*`
[INFO] [stderr]  --> src/fs/file_op.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::fs::inode::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::fs::ballfree::*`
[INFO] [stderr]  --> src/fs/file_op.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::fs::ballfree::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/fs/file_op.rs:96:111
[INFO] [stderr]    |
[INFO] [stderr] 96 |         let node = self.sys_ofile[self.user[user_id as usize].u_ofile[cfd as usize] as usize].f_inode.clone();;
[INFO] [stderr]    |                                                                                                               ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/file_op.rs:136:12
[INFO] [stderr]     |
[INFO] [stderr] 136 |         if (self.sys_ofile[i].f_count != 0 && self.sys_ofile[i].f_inode.borrow().i_ino == cur_inode1.borrow().i_ino) {
[INFO] [stderr]     |            ^                                                                                                       ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 136 -         if (self.sys_ofile[i].f_count != 0 && self.sys_ofile[i].f_inode.borrow().i_ino == cur_inode1.borrow().i_ino) {
[INFO] [stderr] 136 +         if self.sys_ofile[i].f_count != 0 && self.sys_ofile[i].f_inode.borrow().i_ino == cur_inode1.borrow().i_ino  {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/file_op.rs:146:11
[INFO] [stderr]     |
[INFO] [stderr] 146 |         if(self.sys_ofile[i].f_count == 0){
[INFO] [stderr]     |           ^                              ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 146 -         if(self.sys_ofile[i].f_count == 0){
[INFO] [stderr] 146 +         if self.sys_ofile[i].f_count == 0 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/file_op.rs:152:7
[INFO] [stderr]     |
[INFO] [stderr] 152 |     if(sys_ofile_index==SYSOPENFILE){
[INFO] [stderr]     |       ^                            ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 152 -     if(sys_ofile_index==SYSOPENFILE){
[INFO] [stderr] 152 +     if sys_ofile_index==SYSOPENFILE {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/file_op.rs:177:11
[INFO] [stderr]     |
[INFO] [stderr] 177 |         if(self.user[user_idx].u_ofile[i]==SYSOPENFILE as u16 + 1){
[INFO] [stderr]     |           ^                                                      ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 177 -         if(self.user[user_idx].u_ofile[i]==SYSOPENFILE as u16 + 1){
[INFO] [stderr] 177 +         if self.user[user_idx].u_ofile[i]==SYSOPENFILE as u16 + 1 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/file_op.rs:182:7
[INFO] [stderr]     |
[INFO] [stderr] 182 |     if(u_ofile_idx == NOFILE){
[INFO] [stderr]     |       ^                     ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 182 -     if(u_ofile_idx == NOFILE){
[INFO] [stderr] 182 +     if u_ofile_idx == NOFILE {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env::consts`
[INFO] [stderr]  --> src/fs/cli.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::env::consts;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ffi::CString`
[INFO] [stderr]  --> src/fs/cli.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::ffi::CString;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::fs::fmt::*`
[INFO] [stderr]  --> src/fs/cli.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::fs::fmt::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::fs::dir_op::*`
[INFO] [stderr]  --> src/fs/cli.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::fs::dir_op::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/fs/cli.rs:65:15
[INFO] [stderr]    |
[INFO] [stderr] 65 |             if(input[0]!=b'\r'&&input[0]!=b'\n'){
[INFO] [stderr]    |               ^                                ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 65 -             if(input[0]!=b'\r'&&input[0]!=b'\n'){
[INFO] [stderr] 65 +             if input[0]!=b'\r'&&input[0]!=b'\n' {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `while` condition
[INFO] [stderr]    --> src/fs/cli.rs:193:14
[INFO] [stderr]     |
[INFO] [stderr] 193 |         while(cmd1.len()==0){
[INFO] [stderr]     |              ^             ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 193 -         while(cmd1.len()==0){
[INFO] [stderr] 193 +         while cmd1.len()==0 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:199:6
[INFO] [stderr]     |
[INFO] [stderr] 199 |         if (cmd=="ls"){
[INFO] [stderr]     |            ^         ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 199 -         if (cmd=="ls"){
[INFO] [stderr] 199 +         if cmd=="ls" {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:201:18
[INFO] [stderr]     |
[INFO] [stderr] 201 |         }else if (cmd == "mkdir")
[INFO] [stderr]     |                  ^              ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 201 -         }else if (cmd == "mkdir")
[INFO] [stderr] 201 +         }else if cmd == "mkdir" 
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:204:18
[INFO] [stderr]     |
[INFO] [stderr] 204 |         }else if (cmd == "cd")
[INFO] [stderr]     |                  ^           ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 204 -         }else if (cmd == "cd")
[INFO] [stderr] 204 +         }else if cmd == "cd" 
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:207:15
[INFO] [stderr]     |
[INFO] [stderr] 207 |             if(flag==1){
[INFO] [stderr]     |               ^       ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 207 -             if(flag==1){
[INFO] [stderr] 207 +             if flag==1 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:213:12
[INFO] [stderr]     |
[INFO] [stderr] 213 |         }else if (cmd == "creat"){
[INFO] [stderr]     |                  ^              ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 213 -         }else if (cmd == "creat"){
[INFO] [stderr] 213 +         }else if cmd == "creat" {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:219:7
[INFO] [stderr]     |
[INFO] [stderr] 219 |             if (temp_inode.borrow().i_ino != 0 && temp_inode.borrow().di_size != 0){
[INFO] [stderr]     |                ^                                                                  ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 219 -             if (temp_inode.borrow().i_ino != 0 && temp_inode.borrow().di_size != 0){
[INFO] [stderr] 219 +             if temp_inode.borrow().i_ino != 0 && temp_inode.borrow().di_size != 0 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:225:15
[INFO] [stderr]     |
[INFO] [stderr] 225 |             if(tfd!=-1){
[INFO] [stderr]     |               ^       ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 225 -             if(tfd!=-1){
[INFO] [stderr] 225 +             if tfd!=-1 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:237:18
[INFO] [stderr]     |
[INFO] [stderr] 237 |         }else if (cmd == "close"){
[INFO] [stderr]     |                  ^              ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 237 -         }else if (cmd == "close"){
[INFO] [stderr] 237 +         }else if cmd == "close" {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:239:15
[INFO] [stderr]     |
[INFO] [stderr] 239 |             if(tfd!=-1){
[INFO] [stderr]     |               ^       ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 239 -             if(tfd!=-1){
[INFO] [stderr] 239 +             if tfd!=-1 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:246:18
[INFO] [stderr]     |
[INFO] [stderr] 246 |         }else if (cmd == "delete"){
[INFO] [stderr]     |                  ^               ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 246 -         }else if (cmd == "delete"){
[INFO] [stderr] 246 +         }else if cmd == "delete" {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:249:18
[INFO] [stderr]     |
[INFO] [stderr] 249 |         }else if (cmd == "halt"){
[INFO] [stderr]     |                  ^             ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 249 -         }else if (cmd == "halt"){
[INFO] [stderr] 249 +         }else if cmd == "halt" {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:257:17
[INFO] [stderr]     |
[INFO] [stderr] 257 |         else if (cmd == "logout"){
[INFO] [stderr]     |                 ^               ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 257 -         else if (cmd == "logout"){
[INFO] [stderr] 257 +         else if cmd == "logout" {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:264:17
[INFO] [stderr]     |
[INFO] [stderr] 264 |         else if (cmd == "aopen"){
[INFO] [stderr]     |                 ^              ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 264 -         else if (cmd == "aopen"){
[INFO] [stderr] 264 +         else if cmd == "aopen" {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:265:15
[INFO] [stderr]     |
[INFO] [stderr] 265 |             if(parts[2]=="-r"){
[INFO] [stderr]     |               ^              ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 265 -             if(parts[2]=="-r"){
[INFO] [stderr] 265 +             if parts[2]=="-r" {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:268:15
[INFO] [stderr]     |
[INFO] [stderr] 268 |             if(parts[2]=="-w"){
[INFO] [stderr]     |               ^              ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 268 -             if(parts[2]=="-w"){
[INFO] [stderr] 268 +             if parts[2]=="-w" {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:271:15
[INFO] [stderr]     |
[INFO] [stderr] 271 |             if(parts[2]=="-a"){
[INFO] [stderr]     |               ^              ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 271 -             if(parts[2]=="-a"){
[INFO] [stderr] 271 +             if parts[2]=="-a" {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:276:17
[INFO] [stderr]     |
[INFO] [stderr] 276 |         else if (cmd == "help"){
[INFO] [stderr]     |                 ^             ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 276 -         else if (cmd == "help"){
[INFO] [stderr] 276 +         else if cmd == "help" {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:281:17
[INFO] [stderr]     |
[INFO] [stderr] 281 |         else if (cmd == "fmt"){
[INFO] [stderr]     |                 ^            ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 281 -         else if (cmd == "fmt"){
[INFO] [stderr] 281 +         else if cmd == "fmt" {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:282:16
[INFO] [stderr]     |
[INFO] [stderr] 282 |             if (filesystem.user[filesystem.user_id as usize].u_uid != ROOT)
[INFO] [stderr]     |                ^                                                          ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 282 -             if (filesystem.user[filesystem.user_id as usize].u_uid != ROOT)
[INFO] [stderr] 282 +             if filesystem.user[filesystem.user_id as usize].u_uid != ROOT 
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:292:17
[INFO] [stderr]     |
[INFO] [stderr] 292 |         else if (cmd == "rd"){
[INFO] [stderr]     |                 ^           ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 292 -         else if (cmd == "rd"){
[INFO] [stderr] 292 +         else if cmd == "rd" {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:294:16
[INFO] [stderr]     |
[INFO] [stderr] 294 |             if (tfd != -1)
[INFO] [stderr]     |                ^         ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 294 -             if (tfd != -1)
[INFO] [stderr] 294 +             if tfd != -1 
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:312:17
[INFO] [stderr]     |
[INFO] [stderr] 312 |         else if (cmd == "wr"){
[INFO] [stderr]     |                 ^           ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 312 -         else if (cmd == "wr"){
[INFO] [stderr] 312 +         else if cmd == "wr" {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:314:16
[INFO] [stderr]     |
[INFO] [stderr] 314 |             if (tfd != -1)
[INFO] [stderr]     |                ^         ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 314 -             if (tfd != -1)
[INFO] [stderr] 314 +             if tfd != -1 
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:328:17
[INFO] [stderr]     |
[INFO] [stderr] 328 |         else if (cmd == "cls"){
[INFO] [stderr]     |                 ^            ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 328 -         else if (cmd == "cls"){
[INFO] [stderr] 328 +         else if cmd == "cls" {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:332:17
[INFO] [stderr]     |
[INFO] [stderr] 332 |         else if (cmd == "copy"){
[INFO] [stderr]     |                 ^             ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 332 -         else if (cmd == "copy"){
[INFO] [stderr] 332 +         else if cmd == "copy" {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:335:16
[INFO] [stderr]     |
[INFO] [stderr] 335 |             if (tfd != -1)
[INFO] [stderr]     |                ^         ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 335 -             if (tfd != -1)
[INFO] [stderr] 335 +             if tfd != -1 
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:345:17
[INFO] [stderr]     |
[INFO] [stderr] 345 |         else if (cmd == "pst"){
[INFO] [stderr]     |                 ^            ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 345 -         else if (cmd == "pst"){
[INFO] [stderr] 345 +         else if cmd == "pst" {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:351:7
[INFO] [stderr]     |
[INFO] [stderr] 351 |             if (temp_inode.borrow().i_ino != 0 && temp_inode.borrow().di_size != 0){
[INFO] [stderr]     |                ^                                                                  ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 351 -             if (temp_inode.borrow().i_ino != 0 && temp_inode.borrow().di_size != 0){
[INFO] [stderr] 351 +             if temp_inode.borrow().i_ino != 0 && temp_inode.borrow().di_size != 0 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:356:16
[INFO] [stderr]     |
[INFO] [stderr] 356 |             if (tfd != -1)
[INFO] [stderr]     |                ^         ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 356 -             if (tfd != -1)
[INFO] [stderr] 356 +             if tfd != -1 
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:366:17
[INFO] [stderr]     |
[INFO] [stderr] 366 |         else if (cmd == "cruser"){
[INFO] [stderr]     |                 ^               ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 366 -         else if (cmd == "cruser"){
[INFO] [stderr] 366 +         else if cmd == "cruser" {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:367:15
[INFO] [stderr]     |
[INFO] [stderr] 367 |             if(filesystem.cur_path_inode.borrow().i_ino!=1){
[INFO] [stderr]     |               ^                                           ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 367 -             if(filesystem.cur_path_inode.borrow().i_ino!=1){
[INFO] [stderr] 367 +             if filesystem.cur_path_inode.borrow().i_ino!=1 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/fs/cli.rs:382:24
[INFO] [stderr]     |
[INFO] [stderr] 382 |                     if (filesystem.pwd[i].username[0] == b' ') {
[INFO] [stderr]     |                        ^                                     ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 382 -                     if (filesystem.pwd[i].username[0] == b' ') {
[INFO] [stderr] 382 +                     if filesystem.pwd[i].username[0] == b' '  {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stdout] 
[INFO] [stderr]    --> src/fs/cli.rs:391:8
[INFO] [stdout] running 6 tests
[INFO] [stderr]     |
[INFO] [stderr] 391 |                 if (i == PWDNUM  as usize)
[INFO] [stderr]     |                    ^                     ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 391 -                 if (i == PWDNUM  as usize)
[INFO] [stderr] 391 +                 if i == PWDNUM  as usize 
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]    --> src/fs/cli.rs:414:5
[INFO] [stderr]     |
[INFO] [stderr] 414 | use std::fs::File;
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SeekFrom` and `Seek`
[INFO] [stderr]    --> src/fs/cli.rs:415:21
[INFO] [stderr]     |
[INFO] [stderr] 415 | use std::io::{self, Seek, SeekFrom};
[INFO] [stderr]     |                     ^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]    --> src/fs/cli.rs:416:5
[INFO] [stderr]     |
[INFO] [stdout] test fs::extend_hashtable::tests::extended_test ... ok
[INFO] [stderr] 416 | use std::path::Path;
[INFO] [stdout] test fs::lruk::test ... ok
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]    --> src/fs/cli.rs:417:5
[INFO] [stderr]     |
[INFO] [stderr] 417 | use std::fs;
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::fs::inode::*`
[INFO] [stderr]  --> src/fs/util.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::fs::inode::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::fs::ballfree::*`
[INFO] [stderr]  --> src/fs/util.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::fs::ballfree::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ffi::CStr`
[INFO] [stderr]  --> src/fs/util.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::ffi::CStr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::os::raw::c_char`
[INFO] [stderr]  --> src/fs/util.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::os::raw::c_char;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::fs::cli::*`
[INFO] [stderr]  --> src/fs/log.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::fs::cli::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::fs::inode::*`
[INFO] [stderr]  --> src/fs/log.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::fs::inode::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::fs::ballfree::*`
[INFO] [stderr]  --> src/fs/log.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::fs::ballfree::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::fs::dir_op::*`
[INFO] [stderr]  --> src/fs/log.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::fs::dir_op::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::fs::inode::*`
[INFO] [stderr]  --> src/fs/dir_op.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::fs::inode::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::fs::ballfree::*`
[INFO] [stderr]  --> src/fs/dir_op.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::fs::ballfree::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]    --> src/fs/state.rs:150:21
[INFO] [stderr]     |
[INFO] [stderr] 150 | use std::io::{self, Read, Seek, SeekFrom, Write};
[INFO] [stderr]     |                     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ptr`
[INFO] [stderr]  --> src/fs/file_op.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::ptr::*;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ptr`
[INFO] [stderr]  --> src/fs/log.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::ptr::*;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ptr`
[INFO] [stderr]  --> src/fs/dir_op.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::ptr::*;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/fs/state.rs:108:13
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let mut i = 0;
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `username`
[INFO] [stderr]   --> src/fs/state.rs:73:17
[INFO] [stderr]    |
[INFO] [stderr] 73 |             let username = raw_username.trim_end_matches('\0'); // 借用这个长生命周期的值
[INFO] [stderr]    |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_username`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `password`
[INFO] [stderr]   --> src/fs/state.rs:75:17
[INFO] [stderr]    |
[INFO] [stderr] 75 |             let password = raw_password.trim_end_matches('\0'); // 借用这个长生命周期的值
[INFO] [stderr]    |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_password`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/fs/state.rs:162:9
[INFO] [stderr]     |
[INFO] [stderr] 162 |     let mut bpm = BufferPoolManager::new(10, 5, test_path).unwrap();
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bpm`
[INFO] [stderr]    --> src/fs/state.rs:162:9
[INFO] [stderr]     |
[INFO] [stderr] 162 |     let mut bpm = BufferPoolManager::new(10, 5, test_path).unwrap();
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bpm`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> src/fs/state.rs:169:9
[INFO] [stderr]     |
[INFO] [stderr] 169 |     let s = FileSystem::install(test_path);
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/fs/inode.rs:279:17
[INFO] [stderr]     |
[INFO] [stderr] 279 |             let mut temp_inode = self.iget(dinode_id);
[INFO] [stderr]     |                 ----^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `action` is never read
[INFO] [stderr]    --> src/fs/lruk.rs:153:35
[INFO] [stderr]     |
[INFO] [stderr] 153 |             let mut action: i32 = 0;
[INFO] [stderr]     |                                   ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/fs/extend_hashtable.rs:217:13
[INFO] [stderr]     |
[INFO] [stderr] 217 |         let mut items = current_bucket.list.clone();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/fs/extend_hashtable.rs:246:13
[INFO] [stderr]     |
[INFO] [stderr] 246 |         let mut items = current_bucket.list.clone();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `frame_id` is never read
[INFO] [stderr]    --> src/fs/bufferpool.rs:112:28
[INFO] [stderr]     |
[INFO] [stderr] 112 |         let mut frame_id = INVALID_FRAME_ID;
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `frame_id` is never read
[INFO] [stderr]    --> src/fs/bufferpool.rs:194:28
[INFO] [stderr]     |
[INFO] [stderr] 194 |         let mut frame_id = INVALID_FRAME_ID;
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `frame_id` is never read
[INFO] [stderr]    --> src/fs/bufferpool.rs:226:28
[INFO] [stderr]     |
[INFO] [stderr] 226 |         let mut frame_id = INVALID_FRAME_ID;
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/fs/fmt.rs:72:9
[INFO] [stderr]    |
[INFO] [stderr] 72 |     let mut inode = self.iget(0);
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/fs/fmt.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |     let mut inode = self.iget(1);
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/fs/fmt.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |     let mut inode = self.iget(1);
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/fs/fmt.rs:99:9
[INFO] [stderr]    |
[INFO] [stderr] 99 |     let mut inode = self.iget(2);
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/fs/fmt.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |     let mut inode = self.iget(3);
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/fs/fmt.rs:206:9
[INFO] [stderr]     |
[INFO] [stderr] 206 |     let mut bpm = BufferPoolManager::new(10, 5, test_path).unwrap();
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bpm`
[INFO] [stderr]    --> src/fs/fmt.rs:206:9
[INFO] [stderr]     |
[INFO] [stderr] 206 |     let mut bpm = BufferPoolManager::new(10, 5, test_path).unwrap();
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bpm`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> src/fs/fmt.rs:219:9
[INFO] [stderr]     |
[INFO] [stderr] 219 |     let s = FileSystem::install(test_path);
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/fs/ballfree.rs:27:17
[INFO] [stderr]    |
[INFO] [stderr] 27 |             let mut BLOCK_BUF:[u32; BLOCKSIZ/4] = [0; BLOCKSIZ/4];
[INFO] [stderr]    |                 ----^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `block`
[INFO] [stderr]    --> src/fs/file_op.rs:287:17
[INFO] [stderr]     |
[INFO] [stderr] 287 |             let block = (size / BLOCKSIZ as u32) + if size % BLOCKSIZ as u32 != 0 { 1 } else { 0 };
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `block`
[INFO] [stderr]    --> src/fs/file_op.rs:342:17
[INFO] [stderr]     |
[INFO] [stderr] 342 |             let block = (size / BLOCKSIZ as u32) + if size % BLOCKSIZ as u32 != 0 { 1 } else { 0 };
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/fs/cli.rs:36:17
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let mut i = precord.len();
[INFO] [stderr]    |                 ----^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/fs/cli.rs:247:13
[INFO] [stderr]     |
[INFO] [stderr] 247 |             unsafe { filesystem.deletefd(filesystem.user_id as usize, parts[1]) };
[INFO] [stderr]     |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/fs/cli.rs:79:9
[INFO] [stderr]    |
[INFO] [stderr] 79 |     let mut read_buffer = [0u8; 10 * BLOCKSIZ]; // 文件读取缓冲区
[INFO] [stderr]    |         ----^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/fs/cli.rs:82:9
[INFO] [stderr]    |
[INFO] [stderr] 82 |     let mut cname = [0u8; 14];                 // 临时文件名
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/fs/cli.rs:88:9
[INFO] [stderr]    |
[INFO] [stderr] 88 |     let mut exit_flag = 1;                     // 退出标志
[INFO] [stderr]    |         ----^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/fs/cli.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |     let mut cmd = [0u8; 10];                   // 命令缓冲区
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/fs/cli.rs:175:25
[INFO] [stderr]     |
[INFO] [stderr] 175 |                     let mut name1 = username_input.trim_end_matches(&['\n', '\r'][..]);
[INFO] [stderr]     |                         ----^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cname`
[INFO] [stderr]   --> src/fs/cli.rs:82:9
[INFO] [stderr]    |
[INFO] [stderr] 82 |     let mut cname = [0u8; 14];                 // 临时文件名
[INFO] [stderr]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cname`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `exit_flag`
[INFO] [stderr]   --> src/fs/cli.rs:88:9
[INFO] [stderr]    |
[INFO] [stderr] 88 |     let mut exit_flag = 1;                     // 退出标志
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_exit_flag`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cmd`
[INFO] [stderr]   --> src/fs/cli.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |     let mut cmd = [0u8; 10];                   // 命令缓冲区
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cmd`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `temp_file_size`
[INFO] [stderr]    --> src/fs/cli.rs:227:9
[INFO] [stderr]     |
[INFO] [stderr] 227 |                 let temp_file_size = filesystem.sys_ofile[sys_otpos as usize].f_inode.borrow().di_size;    //获取当前文件大小
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_temp_file_size`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `temp_file_size`
[INFO] [stderr]    --> src/fs/cli.rs:297:9
[INFO] [stderr]     |
[INFO] [stderr] 297 |                 let temp_file_size=filesystem.sys_ofile[sys_otpos as usize].f_inode.borrow().di_size;    //获取当前文件大小
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_temp_file_size`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `temp_file_size`
[INFO] [stderr]    --> src/fs/cli.rs:317:9
[INFO] [stderr]     |
[INFO] [stderr] 317 |                 let temp_file_size=filesystem.sys_ofile[sys_otpos as usize].f_inode.borrow().di_size;    //获取当前文件大小
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_temp_file_size`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sys_otpos`
[INFO] [stderr]    --> src/fs/cli.rs:337:9
[INFO] [stderr]     |
[INFO] [stderr] 337 | ...   let sys_otpos = filesystem.user[filesystem.user_id as usize].u_ofile[tfd as usize];                    //获取当前文件在系统...
[INFO] [stderr]     |           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sys_otpos`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sys_otpos`
[INFO] [stderr]    --> src/fs/cli.rs:358:9
[INFO] [stderr]     |
[INFO] [stderr] 358 | ...   let sys_otpos = filesystem.user[filesystem.user_id as usize].u_ofile[tfd as usize];                    //获取当前文件在系统...
[INFO] [stderr]     |           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sys_otpos`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `x` is never read
[INFO] [stderr]    --> src/fs/cli.rs:298:27
[INFO] [stderr]     |
[INFO] [stderr] 298 |                 let mut x=0;
[INFO] [stderr]     |                           ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning[E0133]: call to unsafe function `std::ffi::CStr::from_ptr` is unsafe and requires unsafe block
[INFO] [stderr]   --> src/fs/log.rs:21:28
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let username_str = CStr::from_ptr(username)
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stderr]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stderr] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stderr]   --> src/fs/log.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub unsafe fn login(&mut self, username: *const c_char, passwd: *const c_char) -> i32 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = note: `#[warn(unsafe_op_in_unsafe_fn)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning[E0133]: call to unsafe function `std::ffi::CStr::from_ptr` is unsafe and requires unsafe block
[INFO] [stderr]   --> src/fs/log.rs:24:26
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let passwd_str = CStr::from_ptr(passwd)
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stderr]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `tempuuid` is never read
[INFO] [stderr]   --> src/fs/log.rs:48:28
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let mut tempuuid = 0u16;
[INFO] [stderr]    |                            ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `tempgid` is never read
[INFO] [stderr]   --> src/fs/log.rs:49:27
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let mut tempgid = 0u16;
[INFO] [stderr]    |                           ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning[E0133]: call to unsafe function `fs::file_op::<impl fs::state::FileSystem>::close` is unsafe and requires unsafe block
[INFO] [stderr]    --> src/fs/log.rs:140:25
[INFO] [stderr]     |
[INFO] [stderr] 140 |                         self.close(i as u32 , j as i16);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stderr]     = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stderr] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stderr]    --> src/fs/log.rs:132:5
[INFO] [stderr]     |
[INFO] [stderr] 132 |     pub unsafe fn halt(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/fs/log.rs:160:17
[INFO] [stderr]     |
[INFO] [stderr] 160 |             let mut inode_mut = inode_rc.borrow_mut();
[INFO] [stderr]     |                 ----^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/fs/dir_op.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr] 110 |     let mut newinode = self.ialloc();
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/fs/dir_op.rs:156:9
[INFO] [stderr]     |
[INFO] [stderr] 156 |     let mut page = page_opt.unwrap().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `block`
[INFO] [stderr]    --> src/fs/dir_op.rs:219:13
[INFO] [stderr]     |
[INFO] [stderr] 219 |         let block = (size / BLOCKSIZ as i32) + if size % BLOCKSIZ as i32 != 0 { 1 } else { 0 };
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chdir_res`
[INFO] [stderr]    --> src/fs/dir_op.rs:430:17
[INFO] [stderr]     |
[INFO] [stderr] 430 |             let chdir_res = self.chdir(ROOT as i32, filename);
[INFO] [stderr]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chdir_res`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `flag` is never read
[INFO] [stderr]    --> src/fs/dir_op.rs:404:28
[INFO] [stderr]     |
[INFO] [stderr] 404 |             let mut flag = ' ';
[INFO] [stderr]     |                            ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: constant `IUPDATE` is never used
[INFO] [stderr]   --> src/fs/types.rs:68:11
[INFO] [stderr]    |
[INFO] [stderr] 68 | pub const IUPDATE: u8 = 0o00002;    // i_flag：i节点被修改
[INFO] [stderr]    |           ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SEEK_SET` is never used
[INFO] [stderr]   --> src/fs/types.rs:80:11
[INFO] [stderr]    |
[INFO] [stderr] 80 | pub const SEEK_SET: u32 = 0;
[INFO] [stderr]    |           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `disk` and `cpcache` are never read
[INFO] [stderr]   --> src/fs/state.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr]  7 | pub struct FileSystem {
[INFO] [stderr]    |            ---------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 15 |     pub disk: std::fs::File,          // 原 fd
[INFO] [stderr]    |         ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 18 |     pub cpcache: Vec<u8>,                // 复制缓冲区
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `replacer_size` is never read
[INFO] [stderr]   --> src/fs/lruk.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct Inner {
[INFO] [stderr]    |        ----- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 13 |     replacer_size: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Inner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: methods `increment_depth` and `get_items` are never used
[INFO] [stderr]   --> src/fs/extend_hashtable.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl<K: Eq + Clone, V: Clone> Bucket<K, V> {
[INFO] [stderr]    | ------------------------------------------ methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 33 |     fn increment_depth(&mut self) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 38 |     fn get_items(&mut self) -> &mut LinkedList<(K, V)> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_num_buckets` is never used
[INFO] [stderr]    --> src/fs/extend_hashtable.rs:131:12
[INFO] [stderr]     |
[INFO] [stderr] 101 | impl<K: Eq + Hash + Clone, V: Clone> ExtendibleHashTable<K, V> {
[INFO] [stderr]     | -------------------------------------------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 131 |     pub fn get_num_buckets(&self) -> i32 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `INVALID_PAGE_ID` is never used
[INFO] [stderr]  --> src/fs/bufferpool.rs:9:7
[INFO] [stderr]   |
[INFO] [stderr] 9 | const INVALID_PAGE_ID: i32 = -1;
[INFO] [stderr]   |       ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `pool_size` and `bucket_size` are never read
[INFO] [stderr]   --> src/fs/bufferpool.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub struct BufferPoolManager {
[INFO] [stderr]    |            ----------------- fields in this struct
[INFO] [stderr] 20 |     pool_size: usize,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 21 |     bucket_size: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `BufferPoolManager` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: methods `get_pool_size` and `get_pages` are never used
[INFO] [stderr]   --> src/fs/bufferpool.rs:65:12
[INFO] [stderr]    |
[INFO] [stderr] 30 | impl BufferPoolManager {
[INFO] [stderr]    | ---------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 65 |     pub fn get_pool_size(&self) -> usize {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70 |     pub fn get_pages(&self) -> &[Page] {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `InodeRef` is never used
[INFO] [stderr]  --> src/fs/fmt.rs:6:10
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub type InodeRef = Rc<RefCell<Inode>>;
[INFO] [stderr]   |          ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/fs/state.rs:165:5
[INFO] [stderr]     |
[INFO] [stderr] 165 |     init_file.write_all(&[0u8; 500*BLOCKSIZ]);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 165 |     let _ = init_file.write_all(&[0u8; 500*BLOCKSIZ]);
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/fs/inode.rs:90:13
[INFO] [stderr]    |
[INFO] [stderr] 90 |             self.ifree(ino);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 90 |             let _ = self.ifree(ino);
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: variable `BLOCK_BUF` should have a snake case name
[INFO] [stderr]    --> src/fs/inode.rs:209:25
[INFO] [stderr]     |
[INFO] [stderr] 209 |                 let mut BLOCK_BUF:[Dinode; BLOCKSIZ / DINODESIZ] = [Dinode::default(); BLOCKSIZ / DINODESIZ];
[INFO] [stderr]     |                         ^^^^^^^^^ help: convert the identifier to snake case: `block_buf`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `BLOCK_BUF` should have a snake case name
[INFO] [stderr]    --> src/fs/inode.rs:307:21
[INFO] [stderr]     |
[INFO] [stderr] 307 |             let mut BLOCK_BUF:[Dinode; BLOCKSIZ / DINODESIZ] = [Dinode::default(); BLOCKSIZ / DINODESIZ];
[INFO] [stderr]     |                     ^^^^^^^^^ help: convert the identifier to snake case: `block_buf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/fs/bufferpool.rs:277:9
[INFO] [stderr]     |
[INFO] [stderr] 277 |         init_file.write_all(&[0u8; 2*BLOCKSIZ]);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 277 |         let _ = init_file.write_all(&[0u8; 2*BLOCKSIZ]);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/fs/fmt.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     init_file.seek(SeekFrom::Start(0));
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let _ = init_file.seek(SeekFrom::Start(0));
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/fs/fmt.rs:189:5
[INFO] [stderr]     |
[INFO] [stderr] 189 |     self.buffer_pool_manager.flush_all_pgs(); // 刷盘所有缓冲区
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 189 |     let _ = self.buffer_pool_manager.flush_all_pgs(); // 刷盘所有缓冲区
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/fs/fmt.rs:209:5
[INFO] [stderr]     |
[INFO] [stderr] 209 |     init_file.write_all(&[0u8; 500*BLOCKSIZ]);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 209 |     let _ = init_file.write_all(&[0u8; 500*BLOCKSIZ]);
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/fs/fmt.rs:215:5
[INFO] [stderr]     |
[INFO] [stderr] 215 |     s.format(test_path);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 215 |     let _ = s.format(test_path);
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/fs/fmt.rs:218:5
[INFO] [stderr]     |
[INFO] [stderr] 218 |     drop(test_path); // 释放文件句柄
[INFO] [stderr]     |     ^^^^^---------^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          argument has type `&str`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 218 -     drop(test_path); // 释放文件句柄
[INFO] [stderr] 218 +     let _ = test_path; // 释放文件句柄
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: variable `BLOCK_BUF` should have a snake case name
[INFO] [stderr]   --> src/fs/ballfree.rs:27:21
[INFO] [stderr]    |
[INFO] [stderr] 27 |             let mut BLOCK_BUF:[u32; BLOCKSIZ/4] = [0; BLOCKSIZ/4];
[INFO] [stderr]    |                     ^^^^^^^^^ help: convert the identifier to snake case: `block_buf`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `BLOCK_BUF` should have a snake case name
[INFO] [stderr]   --> src/fs/ballfree.rs:62:21
[INFO] [stderr]    |
[INFO] [stderr] 62 |             let mut BLOCK_BUF:[u32; BLOCKSIZ/4] = [0; BLOCKSIZ/4];
[INFO] [stderr]    |                     ^^^^^^^^^ help: convert the identifier to snake case: `block_buf`
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]    --> src/fs/file_op.rs:213:12
[INFO] [stderr]     |
[INFO] [stderr] 213 |         if u_ofile_idx < 0 || u_ofile_idx as usize >= self.sys_ofile.len() {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]    --> src/fs/file_op.rs:266:12
[INFO] [stderr]     |
[INFO] [stderr] 266 |         if u_ofile_idx < 0 || u_ofile_idx as usize >= self.sys_ofile.len() {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]    --> src/fs/file_op.rs:456:20
[INFO] [stderr]     |
[INFO] [stderr] 456 |                 if t < 0 || t as usize >= self.sys_ofile.len() {
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/fs/cli.rs:101:5
[INFO] [stderr]     |
[INFO] [stderr] 101 |     io::stdin().read_line(&mut cache).is_ok();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 101 |     let _ = io::stdin().read_line(&mut cache).is_ok();
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/fs/cli.rs:105:9
[INFO] [stderr]     |
[INFO] [stderr] 105 |         io::stdin().read_line(&mut cache).is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 105 |         let _ = io::stdin().read_line(&mut cache).is_ok();
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/fs/cli.rs:113:13
[INFO] [stderr]     |
[INFO] [stderr] 113 |             io::stdin().read_line(&mut input_str).is_ok();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 113 |             let _ = io::stdin().read_line(&mut input_str).is_ok();
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/fs/cli.rs:120:17
[INFO] [stderr]     |
[INFO] [stderr] 120 |                 s.format(disk_path); // 执行格式化
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 120 |                 let _ = s.format(disk_path); // 执行格式化
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/fs/cli.rs:191:9
[INFO] [stderr]     |
[INFO] [stderr] 191 |         std::io::stdin().read_line(&mut input).is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 191 |         let _ = std::io::stdin().read_line(&mut input).is_ok();
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/fs/cli.rs:194:13
[INFO] [stderr]     |
[INFO] [stderr] 194 |             std::io::stdin().read_line(&mut input).is_ok();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 194 |             let _ = std::io::stdin().read_line(&mut input).is_ok();
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/fs/cli.rs:230:17
[INFO] [stderr]     |
[INFO] [stderr] 230 |                 std::io::stdin().read_line(&mut input2).is_ok();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 230 |                 let _ = std::io::stdin().read_line(&mut input2).is_ok();
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/fs/cli.rs:287:17
[INFO] [stderr]     |
[INFO] [stderr] 287 |                 filesystem.format(disk_path);                //格式化
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 287 |                 let _ = filesystem.format(disk_path);                //格式化
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/fs/cli.rs:321:17
[INFO] [stderr]     |
[INFO] [stderr] 321 |                 std::io::stdin().read_line(&mut input2).is_ok();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 321 |                 let _ = std::io::stdin().read_line(&mut input2).is_ok();
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/fs/cli.rs:329:13
[INFO] [stderr]     |
[INFO] [stderr] 329 |             Command::new("cmd").arg("/c").arg("cls").status();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 329 |             let _ = Command::new("cmd").arg("/c").arg("cls").status();
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/fs/cli.rs:373:13
[INFO] [stderr]     |
[INFO] [stderr] 373 |             std::io::stdin().read_line(&mut uname1).is_ok();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 373 |             let _ = std::io::stdin().read_line(&mut uname1).is_ok();
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/fs/cli.rs:377:13
[INFO] [stderr]     |
[INFO] [stderr] 377 |             std::io::stdin().read_line(&mut upwd1).is_ok();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 377 |             let _ = std::io::stdin().read_line(&mut upwd1).is_ok();
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/fs/log.rs:188:17
[INFO] [stderr]     |
[INFO] [stderr] 188 |                 self.ifree(inode_mut.i_ino);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 188 |                 let _ = self.ifree(inode_mut.i_ino);
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/fs/log.rs:199:9
[INFO] [stderr]     |
[INFO] [stderr] 199 |         self.buffer_pool_manager.flush_all_pgs();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 199 |         let _ = self.buffer_pool_manager.flush_all_pgs();
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0133`.
[INFO] [stderr] warning: `filesystem` (bin "filesystem" test) generated 164 warnings (run `cargo fix --bin "filesystem" -p filesystem --tests` to apply 110 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/filesystem-36a2977cb853d03c)
[INFO] [stdout] test fs::bufferpool::tests::test_buffer_pool_basic ... FAILED
[INFO] [stdout] test fs::fmt::test ... FAILED
[INFO] [stdout] test fs::state::test ... FAILED
[INFO] [stdout] test fs::cli::test ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--bin filesystem`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- fs::bufferpool::tests::test_buffer_pool_basic stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'fs::bufferpool::tests::test_buffer_pool_basic' (25) panicked at src/fs/bufferpool.rs:274:64:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c694f079ac2 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c694f079ac2 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c694f079ac2 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5c694f079ac2 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5c694f08eada - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5c694f08eada - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stdout]    6:     0x5c694f07ee36 - std[716c9a7a72e5c14e]::io::default_write_fmt::<alloc[9c68fdf4f4f29218]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5c694f07ee36 - <alloc[9c68fdf4f4f29218]::vec::Vec<u8> as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5c694f0579af - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5c694f0579af - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5c694f071cc9 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5c694f00cb0e - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5c694f00cb0e - test[64760d2bdea328cc]::test_main_with_exit_callback::<test[64760d2bdea328cc]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5c694f071e82 - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5c694f071e82 - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5c694f057a68 - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5c694f04f309 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5c694f05893d - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5c694f08f1dc - core[c5ed12ab89cc536a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5c694f08ef52 - core[c5ed12ab89cc536a]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5c694eff7d42 - <core[c5ed12ab89cc536a]::result::Result<filesystem[cb42db9403886ee0]::fs::bufferpool::BufferPoolManager, std[716c9a7a72e5c14e]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5c694eff7d42 - filesystem[cb42db9403886ee0]::fs::bufferpool::tests::test_buffer_pool_basic
[INFO] [stdout]                                at /opt/rustwide/workdir/src/fs/bufferpool.rs:274:64
[INFO] [stdout]   22:     0x5c694eff68f7 - filesystem[cb42db9403886ee0]::fs::bufferpool::tests::test_buffer_pool_basic::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/fs/bufferpool.rs:266:32
[INFO] [stdout]   23:     0x5c694efe86f6 - <filesystem[cb42db9403886ee0]::fs::bufferpool::tests::test_buffer_pool_basic::{closure#0} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5c694f000ebb - <fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5c694f000ebb - test[64760d2bdea328cc]::__rust_begin_short_backtrace::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5c694f00d71a - test[64760d2bdea328cc]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5c694f00d71a - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5c694f00d71a - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5c694f00d71a - std[716c9a7a72e5c14e]::panicking::catch_unwind::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5c694f00d71a - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5c694f00d71a - test[64760d2bdea328cc]::run_test_in_process
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5c694f00d71a - test[64760d2bdea328cc]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5c694f007be4 - test[64760d2bdea328cc]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5c694f007be4 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5c694f010212 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5c694f010212 - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5c694f010212 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5c694f010212 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<(), core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5c694f010212 - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5c694f010212 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5c694f010212 - <std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5c694f07936f - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn core[c5ed12ab89cc536a]::ops::function::FnOnce<(), Output = ()> + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5c694f07936f - <std[716c9a7a72e5c14e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x7d068fb76aa4 - <unknown>
[INFO] [stdout]   45:     0x7d068fc03a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- fs::fmt::test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'fs::fmt::test' (28) panicked at src/fs/fmt.rs:206:60:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c694f079ac2 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c694f079ac2 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c694f079ac2 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5c694f079ac2 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5c694f08eada - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5c694f08eada - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stdout]    6:     0x5c694f07ee36 - std[716c9a7a72e5c14e]::io::default_write_fmt::<alloc[9c68fdf4f4f29218]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5c694f07ee36 - <alloc[9c68fdf4f4f29218]::vec::Vec<u8> as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5c694f0579af - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5c694f0579af - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5c694f071cc9 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5c694f00cb0e - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5c694f00cb0e - test[64760d2bdea328cc]::test_main_with_exit_callback::<test[64760d2bdea328cc]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5c694f071e82 - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5c694f071e82 - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5c694f057a68 - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5c694f04f309 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5c694f05893d - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5c694f08f1dc - core[c5ed12ab89cc536a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5c694f08ef52 - core[c5ed12ab89cc536a]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5c694eff774f - <core[c5ed12ab89cc536a]::result::Result<filesystem[cb42db9403886ee0]::fs::bufferpool::BufferPoolManager, std[716c9a7a72e5c14e]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5c694eff774f - filesystem[cb42db9403886ee0]::fs::fmt::test
[INFO] [stdout]                                at /opt/rustwide/workdir/src/fs/fmt.rs:206:60
[INFO] [stdout]   22:     0x5c694eff68c7 - filesystem[cb42db9403886ee0]::fs::fmt::test::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/fs/fmt.rs:199:10
[INFO] [stdout]   23:     0x5c694efe8636 - <filesystem[cb42db9403886ee0]::fs::fmt::test::{closure#0} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5c694f000ebb - <fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5c694f000ebb - test[64760d2bdea328cc]::__rust_begin_short_backtrace::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5c694f00d71a - test[64760d2bdea328cc]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5c694f00d71a - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5c694f00d71a - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5c694f00d71a - std[716c9a7a72e5c14e]::panicking::catch_unwind::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5c694f00d71a - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5c694f00d71a - test[64760d2bdea328cc]::run_test_in_process
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5c694f00d71a - test[64760d2bdea328cc]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5c694f007be4 - test[64760d2bdea328cc]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5c694f007be4 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5c694f010212 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5c694f010212 - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5c694f010212 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5c694f010212 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<(), core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5c694f010212 - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5c694f010212 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5c694f010212 - <std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5c694f07936f - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn core[c5ed12ab89cc536a]::ops::function::FnOnce<(), Output = ()> + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5c694f07936f - <std[716c9a7a72e5c14e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x7d068fb76aa4 - <unknown>
[INFO] [stdout]   45:     0x7d068fc03a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- fs::state::test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'fs::state::test' (30) panicked at src/fs/state.rs:162:60:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c694f079ac2 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c694f079ac2 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c694f079ac2 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5c694f079ac2 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5c694f08eada - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5c694f08eada - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stdout]    6:     0x5c694f07ee36 - std[716c9a7a72e5c14e]::io::default_write_fmt::<alloc[9c68fdf4f4f29218]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5c694f07ee36 - <alloc[9c68fdf4f4f29218]::vec::Vec<u8> as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5c694f0579af - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5c694f0579af - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5c694f071cc9 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5c694f00cb0e - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5c694f00cb0e - test[64760d2bdea328cc]::test_main_with_exit_callback::<test[64760d2bdea328cc]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5c694f071e82 - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5c694f071e82 - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5c694f057a68 - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5c694f04f309 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5c694f05893d - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5c694f08f1dc - core[c5ed12ab89cc536a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5c694f08ef52 - core[c5ed12ab89cc536a]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5c694efd46c1 - <core[c5ed12ab89cc536a]::result::Result<filesystem[cb42db9403886ee0]::fs::bufferpool::BufferPoolManager, std[716c9a7a72e5c14e]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5c694efd46c1 - filesystem[cb42db9403886ee0]::fs::state::test
[INFO] [stdout]                                at /opt/rustwide/workdir/src/fs/state.rs:162:60
[INFO] [stdout]   22:     0x5c694efb9217 - filesystem[cb42db9403886ee0]::fs::state::test::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/fs/state.rs:154:10
[INFO] [stdout]   23:     0x5c694efe86b6 - <filesystem[cb42db9403886ee0]::fs::state::test::{closure#0} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5c694f000ebb - <fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5c694f000ebb - test[64760d2bdea328cc]::__rust_begin_short_backtrace::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5c694f00d71a - test[64760d2bdea328cc]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5c694f00d71a - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5c694f00d71a - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5c694f00d71a - std[716c9a7a72e5c14e]::panicking::catch_unwind::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5c694f00d71a - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5c694f00d71a - test[64760d2bdea328cc]::run_test_in_process
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5c694f00d71a - test[64760d2bdea328cc]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5c694f007be4 - test[64760d2bdea328cc]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5c694f007be4 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5c694f010212 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5c694f010212 - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5c694f010212 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5c694f010212 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<(), core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5c694f010212 - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5c694f010212 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5c694f010212 - <std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5c694f07936f - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn core[c5ed12ab89cc536a]::ops::function::FnOnce<(), Output = ()> + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5c694f07936f - <std[716c9a7a72e5c14e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x7d068fb76aa4 - <unknown>
[INFO] [stdout]   45:     0x7d068fc03a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- fs::cli::test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'fs::cli::test' (26) panicked at src/fs/cli.rs:91:48:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c694f079ac2 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c694f079ac2 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c694f079ac2 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5c694f079ac2 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5c694f08eada - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5c694f08eada - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stdout]    6:     0x5c694f07ee36 - std[716c9a7a72e5c14e]::io::default_write_fmt::<alloc[9c68fdf4f4f29218]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5c694f07ee36 - <alloc[9c68fdf4f4f29218]::vec::Vec<u8> as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5c694f0579af - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5c694f0579af - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5c694f071cc9 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5c694f00cb0e - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5c694f00cb0e - test[64760d2bdea328cc]::test_main_with_exit_callback::<test[64760d2bdea328cc]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5c694f071e82 - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5c694f071e82 - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5c694f057a68 - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5c694f04f309 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5c694f05893d - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5c694f08f1dc - core[c5ed12ab89cc536a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5c694f08ef52 - core[c5ed12ab89cc536a]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5c694efb9487 - <core[c5ed12ab89cc536a]::result::Result<filesystem[cb42db9403886ee0]::fs::state::FileSystem, std[716c9a7a72e5c14e]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5c694efb9487 - <filesystem[cb42db9403886ee0]::fs::state::FileSystem>::cli
[INFO] [stdout]                                at /opt/rustwide/workdir/src/fs/cli.rs:91:48
[INFO] [stdout]   22:     0x5c694eff764a - filesystem[cb42db9403886ee0]::fs::cli::test
[INFO] [stdout]                                at /opt/rustwide/workdir/src/fs/cli.rs:432:5
[INFO] [stdout]   23:     0x5c694eff6897 - filesystem[cb42db9403886ee0]::fs::cli::test::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/fs/cli.rs:419:10
[INFO] [stdout]   24:     0x5c694efe85f6 - <filesystem[cb42db9403886ee0]::fs::cli::test::{closure#0} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5c694f000ebb - <fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x5c694f000ebb - test[64760d2bdea328cc]::__rust_begin_short_backtrace::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x5c694f00d71a - test[64760d2bdea328cc]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x5c694f00d71a - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x5c694f00d71a - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   30:     0x5c694f00d71a - std[716c9a7a72e5c14e]::panicking::catch_unwind::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   31:     0x5c694f00d71a - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x5c694f00d71a - test[64760d2bdea328cc]::run_test_in_process
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x5c694f00d71a - test[64760d2bdea328cc]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x5c694f007be4 - test[64760d2bdea328cc]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x5c694f007be4 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   36:     0x5c694f010212 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   37:     0x5c694f010212 - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x5c694f010212 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   39:     0x5c694f010212 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<(), core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   40:     0x5c694f010212 - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x5c694f010212 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   42:     0x5c694f010212 - <std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x5c694f07936f - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn core[c5ed12ab89cc536a]::ops::function::FnOnce<(), Output = ()> + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   44:     0x5c694f07936f - <std[716c9a7a72e5c14e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   45:     0x7d068fb76aa4 - <unknown>
[INFO] [stdout]   46:     0x7d068fc03a64 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     fs::bufferpool::tests::test_buffer_pool_basic
[INFO] [stdout]     fs::cli::test
[INFO] [stdout]     fs::fmt::test
[INFO] [stdout]     fs::state::test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0fb03d288b9e24131e8ff742477c812e1167882b0d01a5e146737bec68335fe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fb03d288b9e24131e8ff742477c812e1167882b0d01a5e146737bec68335fe4", kill_on_drop: false }`
[INFO] [stdout] 0fb03d288b9e24131e8ff742477c812e1167882b0d01a5e146737bec68335fe4
