[INFO] cloning repository https://github.com/micromaomao/cloud-sandbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/micromaomao/cloud-sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmicromaomao%2Fcloud-sandbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmicromaomao%2Fcloud-sandbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ed266ed5956583a16a4db1126d764801bf3c492
[INFO] checking micromaomao/cloud-sandbox against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmicromaomao%2Fcloud-sandbox" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/micromaomao/cloud-sandbox
[INFO] finished tweaking git repo https://github.com/micromaomao/cloud-sandbox
[INFO] tweaked toml for git repo https://github.com/micromaomao/cloud-sandbox written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/micromaomao/cloud-sandbox on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/micromaomao/cloud-sandbox 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] c999ac755ac0e317e49a0d42ab25825a06e0286a05b59326cdcf7aa557805ee6
[INFO] running `Command { std: "docker" "start" "-a" "c999ac755ac0e317e49a0d42ab25825a06e0286a05b59326cdcf7aa557805ee6", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c72ff7adf9e07d0de2b008f7e46a6e434d1f74ee75a196196a086043fb31b74b
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[INFO] [stdout] warning: unused imports: `AsyncReadExt` and `AsyncWriteExt`
[INFO] [stdout]  --> src/wsserver.rs:7:28
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tokio::io::{AsyncRead, AsyncReadExt, AsyncWrite, AsyncWriteExt};
[INFO] [stdout]   |                            ^^^^^^^^^^^^              ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/wsserver.rs:31:66
[INFO] [stdout]    |
[INFO] [stdout] 31 | async fn handle_ws_connection<S: AsyncRead + AsyncWrite + Unpin>(mut stream: S, src: SocketAddr) {
[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 imports: `AsyncReadExt` and `AsyncWriteExt`
[INFO] [stdout]  --> src/wsserver.rs:7:28
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tokio::io::{AsyncRead, AsyncReadExt, AsyncWrite, AsyncWriteExt};
[INFO] [stdout]   |                            ^^^^^^^^^^^^              ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INNERBIN_PATH` is never used
[INFO] [stdout]   --> src/config.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const INNERBIN_PATH: &str = concat!(env!("CARGO_MANIFEST_DIR"), "/target/debug/innerbin");
[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 `DOCKER_IMAGE` is never used
[INFO] [stdout]   --> src/config.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub const DOCKER_IMAGE: &str = "cloud-sandbox-jsh";
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `into_raw_fd` that must be used
[INFO] [stdout]    --> src/parent.rs:132:11
[INFO] [stdout]     |
[INFO] [stdout] 132 |           ManuallyDrop::into_inner(pty_f).into_raw_fd();
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: losing the raw file descriptor may leak resources
[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] 132 |           let _ = ManuallyDrop::into_inner(pty_f).into_raw_fd();
[INFO] [stdout]     |           +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INNERBIN_PATH` is never used
[INFO] [stdout]   --> src/config.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const INNERBIN_PATH: &str = concat!(env!("CARGO_MANIFEST_DIR"), "/target/debug/innerbin");
[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 `DOCKER_IMAGE` is never used
[INFO] [stdout]   --> src/config.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub const DOCKER_IMAGE: &str = "cloud-sandbox-jsh";
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `into_raw_fd` that must be used
[INFO] [stdout]    --> src/parent.rs:132:11
[INFO] [stdout]     |
[INFO] [stdout] 132 |           ManuallyDrop::into_inner(pty_f).into_raw_fd();
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: losing the raw file descriptor may leak resources
[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] 132 |           let _ = ManuallyDrop::into_inner(pty_f).into_raw_fd();
[INFO] [stdout]     |           +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExpectedBinaryData` is never constructed
[INFO] [stdout]   --> src/wsserver.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct ExpectedBinaryData;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_command` is never used
[INFO] [stdout]  --> src/config.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_command() -> Command {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INNERBIN_PATH` is never used
[INFO] [stdout]   --> src/config.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const INNERBIN_PATH: &str = concat!(env!("CARGO_MANIFEST_DIR"), "/target/debug/innerbin");
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InsecureSandbox` is never constructed
[INFO] [stdout]  --> src/sandbox/insecure.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct InsecureSandbox {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `terminate` are never used
[INFO] [stdout]   --> src/sandbox/insecure.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl InsecureSandbox {
[INFO] [stdout]    | -------------------- associated items in this implementation
[INFO] [stdout] 17 |   pub async fn new() -> Result<Self, Box<dyn Error + Send + Sync>> {
[INFO] [stdout]    |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |   pub async fn terminate(&mut self) {
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `container_id` and `docker` are never read
[INFO] [stdout]   --> src/sandbox/docker.rs:15:3
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct DockerSandbox {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |   container_id: UniquePtr<str>,
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout] 16 |   docker: UniquePtr<Docker>,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `deref_mut` is never used
[INFO] [stdout]   --> src/uniqueptr.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl<T: ?Sized> UniquePtr<T> {
[INFO] [stdout]    | ---------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |   pub unsafe fn deref_mut(&self) -> &'static mut T {
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/wsserver.rs:31:66
[INFO] [stdout]    |
[INFO] [stdout] 31 | async fn handle_ws_connection<S: AsyncRead + AsyncWrite + Unpin>(mut stream: S, src: SocketAddr) {
[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: struct `ExpectedBinaryData` is never constructed
[INFO] [stdout]   --> src/wsserver.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct ExpectedBinaryData;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_command` is never used
[INFO] [stdout]  --> src/config.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_command() -> Command {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INNERBIN_PATH` is never used
[INFO] [stdout]   --> src/config.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const INNERBIN_PATH: &str = concat!(env!("CARGO_MANIFEST_DIR"), "/target/debug/innerbin");
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InsecureSandbox` is never constructed
[INFO] [stdout]  --> src/sandbox/insecure.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct InsecureSandbox {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `terminate` are never used
[INFO] [stdout]   --> src/sandbox/insecure.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl InsecureSandbox {
[INFO] [stdout]    | -------------------- associated items in this implementation
[INFO] [stdout] 17 |   pub async fn new() -> Result<Self, Box<dyn Error + Send + Sync>> {
[INFO] [stdout]    |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |   pub async fn terminate(&mut self) {
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `container_id` and `docker` are never read
[INFO] [stdout]   --> src/sandbox/docker.rs:15:3
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct DockerSandbox {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |   container_id: UniquePtr<str>,
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout] 16 |   docker: UniquePtr<Docker>,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `deref_mut` is never used
[INFO] [stdout]   --> src/uniqueptr.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl<T: ?Sized> UniquePtr<T> {
[INFO] [stdout]    | ---------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |   pub unsafe fn deref_mut(&self) -> &'static mut T {
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.65s
[INFO] running `Command { std: "docker" "inspect" "c72ff7adf9e07d0de2b008f7e46a6e434d1f74ee75a196196a086043fb31b74b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c72ff7adf9e07d0de2b008f7e46a6e434d1f74ee75a196196a086043fb31b74b", kill_on_drop: false }`
[INFO] [stdout] c72ff7adf9e07d0de2b008f7e46a6e434d1f74ee75a196196a086043fb31b74b
