[INFO] cloning repository https://github.com/weidaoli/back
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/weidaoli/back" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweidaoli%2Fback", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweidaoli%2Fback'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] faceb58223d08906509c1024dc42aeceba93ebba
[INFO] checking weidaoli/back/faceb58223d08906509c1024dc42aeceba93ebba against 22950ab9e29e11620a10905f027f141ea126966e for pr-160581
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweidaoli%2Fback" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/weidaoli/back
[INFO] finished tweaking git repo https://github.com/weidaoli/back
[INFO] tweaked toml for git repo https://github.com/weidaoli/back written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/weidaoli/back on toolchain 22950ab9e29e11620a10905f027f141ea126966e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22950ab9e29e11620a10905f027f141ea126966e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/weidaoli/back 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" "+22950ab9e29e11620a10905f027f141ea126966e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9d6b76b687758a4d7f64a0f5aa24a0291f1c4e60902b7e3bbba6c488e18ffca2
[INFO] running `Command { std: "docker" "start" "9d6b76b687758a4d7f64a0f5aa24a0291f1c4e60902b7e3bbba6c488e18ffca2", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9d6b76b687758a4d7f64a0f5aa24a0291f1c4e60902b7e3bbba6c488e18ffca2" "/opt/rustwide/cargo-home/bin/cargo" "+22950ab9e29e11620a10905f027f141ea126966e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d6b76b687758a4d7f64a0f5aa24a0291f1c4e60902b7e3bbba6c488e18ffca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9d6b76b687758a4d7f64a0f5aa24a0291f1c4e60902b7e3bbba6c488e18ffca2" "/opt/rustwide/cargo-home/bin/cargo" "+22950ab9e29e11620a10905f027f141ea126966e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `Context`
[INFO] [stdout]  --> src/main.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow::{Context, Result};
[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: `Context`
[INFO] [stdout]  --> src/main.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow::{Context, Result};
[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 imports: `error` and `warn`
[INFO] [stdout]  --> src/main.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::{error, info, warn};
[INFO] [stdout]   |           ^^^^^        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TcpListener` and `TcpStream`
[INFO] [stdout]  --> src/main.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::net::{TcpListener, TcpStream};
[INFO] [stdout]   |                  ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FileInfo`
[INFO] [stdout]  --> src/client.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::protocol::{Message, FileInfo, PROTOCOL_VERSION, CHUNK_SIZE};
[INFO] [stdout]   |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/client.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{error, info, warn, debug};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error` and `warn`
[INFO] [stdout]  --> src/main.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::{error, info, warn};
[INFO] [stdout]   |           ^^^^^        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CHUNK_SIZE`
[INFO] [stdout]  --> src/server.rs:1:60
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::protocol::{Message, FileInfo, PROTOCOL_VERSION, CHUNK_SIZE};
[INFO] [stdout]   |                                                            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TcpListener` and `TcpStream`
[INFO] [stdout]  --> src/main.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::net::{TcpListener, TcpStream};
[INFO] [stdout]   |                  ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Context`
[INFO] [stdout]  --> src/server.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | use anyhow::{Context, Result};
[INFO] [stdout]   |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FileInfo`
[INFO] [stdout]  --> src/client.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::protocol::{Message, FileInfo, PROTOCOL_VERSION, CHUNK_SIZE};
[INFO] [stdout]   |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/server.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/client.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{error, info, warn, debug};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CHUNK_SIZE`
[INFO] [stdout]  --> src/sync.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::protocol::{FileInfo, CHUNK_SIZE};
[INFO] [stdout]   |                                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CHUNK_SIZE`
[INFO] [stdout]  --> src/server.rs:1:60
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::protocol::{Message, FileInfo, PROTOCOL_VERSION, CHUNK_SIZE};
[INFO] [stdout]   |                                                            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `blake3::Hasher`
[INFO] [stdout]  --> src/sync.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use blake3::Hasher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Context`
[INFO] [stdout]  --> src/server.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | use anyhow::{Context, Result};
[INFO] [stdout]   |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/server.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug` and `warn`
[INFO] [stdout]  --> src/sync.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{debug, info, warn};
[INFO] [stdout]   |           ^^^^^        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CHUNK_SIZE`
[INFO] [stdout]  --> src/sync.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::protocol::{FileInfo, CHUNK_SIZE};
[INFO] [stdout]   |                                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/sync.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `blake3::Hasher`
[INFO] [stdout]  --> src/sync.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use blake3::Hasher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug` and `warn`
[INFO] [stdout]  --> src/sync.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{debug, info, warn};
[INFO] [stdout]   |           ^^^^^        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/sync.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `encryption`
[INFO] [stdout]   --> src/server.rs:59:43
[INFO] [stdout]    |
[INFO] [stdout] 59 |             Message::Handshake { version, encryption } => {
[INFO] [stdout]    |                                           ^^^^^^^^^^ help: try ignoring the field: `encryption: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `encryption`
[INFO] [stdout]   --> src/server.rs:59:43
[INFO] [stdout]    |
[INFO] [stdout] 59 |             Message::Handshake { version, encryption } => {
[INFO] [stdout]    |                                           ^^^^^^^^^^ help: try ignoring the field: `encryption: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_info`
[INFO] [stdout]    --> src/server.rs:119:33
[INFO] [stdout]     |
[INFO] [stdout] 119 | ...                   let file_info = FileInfo {
[INFO] [stdout]     |                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_info`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_info`
[INFO] [stdout]    --> src/server.rs:119:33
[INFO] [stdout]     |
[INFO] [stdout] 119 | ...                   let file_info = FileInfo {
[INFO] [stdout]     |                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_info`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mtime`
[INFO] [stdout]    --> src/sync.rs:141:13
[INFO] [stdout]     |
[INFO] [stdout] 141 |         let mtime = UNIX_EPOCH + std::time::Duration::from_secs(file_info.modified.timestamp() as u64);
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_mtime`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mtime`
[INFO] [stdout]    --> src/sync.rs:141:13
[INFO] [stdout]     |
[INFO] [stdout] 141 |         let mtime = UNIX_EPOCH + std::time::Duration::from_secs(file_info.modified.timestamp() as u64);
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_mtime`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `atime`
[INFO] [stdout]    --> src/sync.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let atime = metadata.accessed().unwrap_or(SystemTime::now());
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_atime`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `atime`
[INFO] [stdout]    --> src/sync.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let atime = metadata.accessed().unwrap_or(SystemTime::now());
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_atime`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sync` is never constructed
[INFO] [stdout]   --> src/sync.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Sync;
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `target` is never read
[INFO] [stdout]   --> src/sync.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct SyncEngine {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 15 |     source: PathBuf,
[INFO] [stdout] 16 |     target: PathBuf,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_file_attributes` is never used
[INFO] [stdout]    --> src/sync.rs:129:18
[INFO] [stdout]     |
[INFO] [stdout]  20 | impl SyncEngine {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 129 |     pub async fn set_file_attributes(&self, path: &Path, file_info: &FileInfo) -> Result<()> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Protocol` is never constructed
[INFO] [stdout]   --> src/protocol.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub struct Protocol;
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Crypto` is never constructed
[INFO] [stdout]  --> src/crypto.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Crypto;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/crypto.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Crypto {
[INFO] [stdout]   | ----------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sync` is never constructed
[INFO] [stdout]   --> src/sync.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Sync;
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `target` is never read
[INFO] [stdout]   --> src/sync.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct SyncEngine {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 15 |     source: PathBuf,
[INFO] [stdout] 16 |     target: PathBuf,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_file_attributes` is never used
[INFO] [stdout]    --> src/sync.rs:129:18
[INFO] [stdout]     |
[INFO] [stdout]  20 | impl SyncEngine {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 129 |     pub async fn set_file_attributes(&self, path: &Path, file_info: &FileInfo) -> Result<()> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Protocol` is never constructed
[INFO] [stdout]   --> src/protocol.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub struct Protocol;
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Crypto` is never constructed
[INFO] [stdout]  --> src/crypto.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Crypto;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/crypto.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Crypto {
[INFO] [stdout]   | ----------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.79s
[INFO] running `Command { std: "docker" "inspect" "9d6b76b687758a4d7f64a0f5aa24a0291f1c4e60902b7e3bbba6c488e18ffca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d6b76b687758a4d7f64a0f5aa24a0291f1c4e60902b7e3bbba6c488e18ffca2", kill_on_drop: false }`
[INFO] [stdout] 9d6b76b687758a4d7f64a0f5aa24a0291f1c4e60902b7e3bbba6c488e18ffca2
