[INFO] fetching crate lpc 1.0.2...
[INFO] checking lpc-1.0.2 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate lpc 1.0.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate lpc 1.0.2
[INFO] finished tweaking crates.io crate lpc 1.0.2
[INFO] tweaked toml for crates.io crate lpc 1.0.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lpc 1.0.2 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lpc 1.0.2 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 02fae35638915594a55de7c664e95b5a04d6b6e8606764cf9c698b1d9ef6237f
[INFO] running `Command { std: "docker" "start" "-a" "02fae35638915594a55de7c664e95b5a04d6b6e8606764cf9c698b1d9ef6237f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02fae35638915594a55de7c664e95b5a04d6b6e8606764cf9c698b1d9ef6237f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02fae35638915594a55de7c664e95b5a04d6b6e8606764cf9c698b1d9ef6237f", kill_on_drop: false }`
[INFO] [stdout] 02fae35638915594a55de7c664e95b5a04d6b6e8606764cf9c698b1d9ef6237f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edc7146faed59453e3edfc21f7526472d639edf8fb5c45accde7289c771f97c0
[INFO] running `Command { std: "docker" "start" "-a" "edc7146faed59453e3edfc21f7526472d639edf8fb5c45accde7289c771f97c0", kill_on_drop: false }`
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[INFO] [stdout] warning: unused imports: `AtomicPtr`, `Ordering`, and `cell::UnsafeCell`
[INFO] [stdout]  --> src/client.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     cell::UnsafeCell,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     sync::{
[INFO] [stdout] 4 |         atomic::{AtomicPtr, Ordering},
[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: `Arc`
[INFO] [stdout]  --> src/types.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::{Arc, Mutex};
[INFO] [stdout]   |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/client.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let mut receivers = SyncVec::new();
[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: static `IPC_CHCHA` is never used
[INFO] [stdout]   --> src/types.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | static IPC_CHCHA: Lazy<Vec<Mutex<(OsIpcSender, OsIpcReceiver)>>> = Lazy::new(|| {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking hotwatch v0.4.6
[INFO] [stderr]     Checking toml v0.7.6
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.20
[INFO] [stderr]     Checking common_uu v1.2.2
[INFO] [stdout] warning: unused imports: `thread` and `time::Duration`
[INFO] [stdout]  --> examples/raw_ipc_client.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{thread, time::Duration};
[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: `OsIpcOneShotServer`
[INFO] [stdout]  --> examples/raw_ipc_client.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 |     self, OsIpcChannel, OsIpcOneShotServer, OsIpcReceiverSet, OsIpcSender,
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[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: `AtomicPtr`, `Ordering`, and `cell::UnsafeCell`
[INFO] [stdout]  --> src/client.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     cell::UnsafeCell,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     sync::{
[INFO] [stdout] 4 |         atomic::{AtomicPtr, Ordering},
[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: `Arc`
[INFO] [stdout]  --> src/types.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::{Arc, Mutex};
[INFO] [stdout]   |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> examples/raw_ipc_client.rs:31:18
[INFO] [stdout]    |
[INFO] [stdout] 31 |             let (id, data, _, _) = ele.unwrap();
[INFO] [stdout]    |                  ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> examples/raw_ipc_client.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 |             let (id, data, _, _) = ele.unwrap();
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `thread` and `time::Duration`
[INFO] [stdout]  --> examples/raw_ipc_server.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{thread, time::Duration};
[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: `OsIpcChannel`, `OsIpcReceiverSet`, `OsIpcSender`, and `self`
[INFO] [stdout]  --> examples/raw_ipc_server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     self, OsIpcChannel, OsIpcOneShotServer, OsIpcReceiverSet, OsIpcSender,
[INFO] [stdout]   |     ^^^^  ^^^^^^^^^^^^                      ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/client.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let mut receivers = SyncVec::new();
[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: static `IPC_CHCHA` is never used
[INFO] [stdout]   --> src/types.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | static IPC_CHCHA: Lazy<Vec<Mutex<(OsIpcSender, OsIpcReceiver)>>> = Lazy::new(|| {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.40s
[INFO] running `Command { std: "docker" "inspect" "edc7146faed59453e3edfc21f7526472d639edf8fb5c45accde7289c771f97c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edc7146faed59453e3edfc21f7526472d639edf8fb5c45accde7289c771f97c0", kill_on_drop: false }`
[INFO] [stdout] edc7146faed59453e3edfc21f7526472d639edf8fb5c45accde7289c771f97c0
