[INFO] fetching crate sshu-communicator 0.0.2...
[INFO] testing sshu-communicator-0.0.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate sshu-communicator 0.0.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate sshu-communicator 0.0.2
[INFO] finished tweaking crates.io crate sshu-communicator 0.0.2
[INFO] tweaked toml for crates.io crate sshu-communicator 0.0.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sshu-communicator 0.0.2 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sshu-communicator 0.0.2 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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_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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba99323fe179d6651f62f748568a4341a1b1ed118c06f60ddd9e45a8c7e56ab9
[INFO] running `Command { std: "docker" "start" "-a" "ba99323fe179d6651f62f748568a4341a1b1ed118c06f60ddd9e45a8c7e56ab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba99323fe179d6651f62f748568a4341a1b1ed118c06f60ddd9e45a8c7e56ab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba99323fe179d6651f62f748568a4341a1b1ed118c06f60ddd9e45a8c7e56ab9", kill_on_drop: false }`
[INFO] [stdout] ba99323fe179d6651f62f748568a4341a1b1ed118c06f60ddd9e45a8c7e56ab9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 117d1a7bce5fa194cbdbd63bdce8606136cec41f80a84af8f7bfdbb8cf773810
[INFO] running `Command { std: "docker" "start" "-a" "117d1a7bce5fa194cbdbd63bdce8606136cec41f80a84af8f7bfdbb8cf773810", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling pin-project-lite v0.2.10
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling serde v1.0.166
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling async-trait v0.1.71
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling uuid v1.4.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling serde_derive v1.0.166
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling futures-executor v0.3.28
[INFO] [stderr]    Compiling futures v0.3.28
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling sshu-communicator v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `macos` in `os`
[INFO] [stdout]  --> src/tcp/tcp_communicator_hub.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::os::macos::raw::stat;
[INFO] [stdout]   |              ^^^^^ could not find `macos` in `os`
[INFO] [stdout]   |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/os/mod.rs:156:7
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item is gated behind the `macos` feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::pin::pin`
[INFO] [stdout]   --> src/tcp/tcp_communicator.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::pin::pin;
[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: `futures::task::SpawnExt`
[INFO] [stdout]   --> src/tcp/tcp_communicator.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use futures::task::SpawnExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Serializer`
[INFO] [stdout]  --> src/tcp/tcp_message.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde::{Serialize, Serializer};
[INFO] [stdout]   |                        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::net::TcpStream`
[INFO] [stdout]  --> src/tcp/tcp_message.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::net::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MutexGuard`
[INFO] [stdout]   --> src/tcp/tcp_communicator_hub.rs:14:26
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tokio::sync::{Mutex, MutexGuard};
[INFO] [stdout]    |                          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::SplitAsciiWhitespace`
[INFO] [stdout]  --> src/tests/tcp_communicator.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::str::SplitAsciiWhitespace;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/tests/tcp_communicator.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/tests/tcp_communicator.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `join`, `select`, and `spawn`
[INFO] [stdout]  --> src/tests/tcp_communicator.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tokio::{join, select, spawn};
[INFO] [stdout]   |             ^^^^  ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TcpListener` and `TcpStream`
[INFO] [stdout]  --> src/tests/tcp_communicator.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tokio::net::{TcpListener, TcpStream};
[INFO] [stdout]   |                  ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::time::sleep`
[INFO] [stdout]  --> src/tests/tcp_communicator.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use tokio::time::sleep;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CommunicatorMessage` and `Communicator`
[INFO] [stdout]  --> src/tests/tcp_communicator.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::{Communicator, CommunicatorMessage};
[INFO] [stdout]   |             ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tcp::TcpCommunicator`
[INFO] [stdout]   --> src/tests/tcp_communicator.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::tcp::TcpCommunicator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CommunicatorMessage` and `TcpMessage`
[INFO] [stdout]  --> src/tests/tcp_message.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{CommunicatorMessage, TcpMessage};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/tests/tcp_message.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/tests/tcp_communicator_hub.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::DerefMut`
[INFO] [stdout]  --> src/tests/tcp_communicator_hub.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::DerefMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::pin::pin`
[INFO] [stdout]  --> src/tests/tcp_communicator_hub.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::pin::pin;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/tests/tcp_communicator_hub.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/tests/tcp_communicator_hub.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/tests/tcp_communicator_hub.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CommunicatorId` and `TcpCommunicatorHub`
[INFO] [stdout]  --> src/tests/tcp_communicator_hub.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::tcp::{CommunicatorId, TcpCommunicatorHub};
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `select` and `spawn`
[INFO] [stdout]   --> src/tests/tcp_communicator_hub.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio::{select, spawn};
[INFO] [stdout]    |             ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Barrier`, `Mutex`, and `Semaphore`
[INFO] [stdout]   --> src/tests/tcp_communicator_hub.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tokio::sync::{Barrier, Mutex, Semaphore};
[INFO] [stdout]    |                   ^^^^^^^  ^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::time::sleep`
[INFO] [stdout]   --> src/tests/tcp_communicator_hub.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tokio::time::sleep;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CommunicatorMessage`, `Communicator`, `TcpCommunicator`, and `TcpMessage`
[INFO] [stdout]   --> src/tests/tcp_communicator_hub.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::{Communicator, CommunicatorMessage, TcpCommunicator, TcpMessage};
[INFO] [stdout]    |             ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Display`
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fmt::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::StreamExt`
[INFO] [stdout]  --> src/tests/tcp_communicator.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures::StreamExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::StreamExt`
[INFO] [stdout]  --> src/tests/tcp_communicator_hub.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use futures::StreamExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sshu-communicator` (lib) due to 1 previous error; 30 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "117d1a7bce5fa194cbdbd63bdce8606136cec41f80a84af8f7bfdbb8cf773810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "117d1a7bce5fa194cbdbd63bdce8606136cec41f80a84af8f7bfdbb8cf773810", kill_on_drop: false }`
[INFO] [stdout] 117d1a7bce5fa194cbdbd63bdce8606136cec41f80a84af8f7bfdbb8cf773810
