[INFO] fetching crate liverust_lib 0.1.23...
[INFO] testing liverust_lib-0.1.23 against 1.91.0 for beta-1.92-2
[INFO] extracting crate liverust_lib 0.1.23 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate liverust_lib 0.1.23
[INFO] finished tweaking crates.io crate liverust_lib 0.1.23
[INFO] tweaked toml for crates.io crate liverust_lib 0.1.23 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate liverust_lib 0.1.23 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 61 packages to latest compatible versions
[INFO] [stderr]       Adding bytes v0.5.6 (available: v1.10.1)
[INFO] [stderr]       Adding rand v0.3.23 (available: v0.9.2)
[INFO] [stderr]       Adding tokio v0.2.25 (available: v1.48.0)
[INFO] [stderr]       Adding tokio-util v0.3.1 (available: v0.7.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded failure_derive v0.1.8
[INFO] [stderr]   Downloaded rand v0.3.23
[INFO] [stderr]   Downloaded failure v0.1.8
[INFO] [stderr]   Downloaded tokio v0.2.25
[INFO] [stderr]   Downloaded pin-project-lite v0.1.12
[INFO] [stderr]   Downloaded rand v0.4.6
[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_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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1bd0c40bbd44a18f214f7d274044916ba2bb526d8bef0b508025540d1bfed43c
[INFO] running `Command { std: "docker" "start" "-a" "1bd0c40bbd44a18f214f7d274044916ba2bb526d8bef0b508025540d1bfed43c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1bd0c40bbd44a18f214f7d274044916ba2bb526d8bef0b508025540d1bfed43c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bd0c40bbd44a18f214f7d274044916ba2bb526d8bef0b508025540d1bfed43c", kill_on_drop: false }`
[INFO] [stdout] 1bd0c40bbd44a18f214f7d274044916ba2bb526d8bef0b508025540d1bfed43c
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 503c6140ea90edf3c567b0b1c3d327dfc88a7164cc9f36d57c4531ce73074c7d
[INFO] running `Command { std: "docker" "start" "-a" "503c6140ea90edf3c567b0b1c3d327dfc88a7164cc9f36d57c4531ce73074c7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling liverust_lib v0.1.23 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/netio/bytes_reader.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io;
[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::time::Duration`
[INFO] [stdout]  --> src/netio/bytes_reader.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `prelude::*`, `stream::StreamExt`, and `time::timeout`
[INFO] [stdout]  --> src/netio/bytes_reader.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 | use tokio::{prelude::*, stream::StreamExt, time::timeout};
[INFO] [stdout]   |             ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio_util::codec::BytesCodec`
[INFO] [stdout]  --> src/netio/bytes_reader.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use tokio_util::codec::BytesCodec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio_util::codec::Framed`
[INFO] [stdout]   --> src/netio/bytes_reader.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio_util::codec::Framed;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NetIOErrorValue`
[INFO] [stdout]  --> src/netio/bytes_errors.rs:3:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::netio_errors::{NetIOError,NetIOErrorValue};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::bytes_reader::BytesReader`
[INFO] [stdout]  --> src/netio/netio.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::bytes_reader::BytesReader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::bytes_writer::BytesWriter`
[INFO] [stdout]  --> src/netio/netio.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::bytes_writer::BytesWriter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ByteOrder` and `ReadBytesExt`
[INFO] [stdout]  --> src/netio/netio.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use byteorder::{ByteOrder, ReadBytesExt};
[INFO] [stdout]   |                 ^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Cursor`
[INFO] [stdout]  --> src/netio/netio.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::Cursor;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `convert::TryInto` and `io`
[INFO] [stdout]   --> src/netio/netio.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::{convert::TryInto, io};
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.13s
[INFO] running `Command { std: "docker" "inspect" "503c6140ea90edf3c567b0b1c3d327dfc88a7164cc9f36d57c4531ce73074c7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "503c6140ea90edf3c567b0b1c3d327dfc88a7164cc9f36d57c4531ce73074c7d", kill_on_drop: false }`
[INFO] [stdout] 503c6140ea90edf3c567b0b1c3d327dfc88a7164cc9f36d57c4531ce73074c7d
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4b8a7c3566ae1351e5b2730275bf713fb8574fd8b9428abc6b71bffa2ec9330
[INFO] running `Command { std: "docker" "start" "-a" "d4b8a7c3566ae1351e5b2730275bf713fb8574fd8b9428abc6b71bffa2ec9330", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/netio/bytes_reader.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io;
[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::time::Duration`
[INFO] [stdout]  --> src/netio/bytes_reader.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `prelude::*`, `stream::StreamExt`, and `time::timeout`
[INFO] [stdout]  --> src/netio/bytes_reader.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 | use tokio::{prelude::*, stream::StreamExt, time::timeout};
[INFO] [stdout]   |             ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio_util::codec::BytesCodec`
[INFO] [stdout]  --> src/netio/bytes_reader.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use tokio_util::codec::BytesCodec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio_util::codec::Framed`
[INFO] [stdout]   --> src/netio/bytes_reader.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio_util::codec::Framed;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NetIOErrorValue`
[INFO] [stdout]  --> src/netio/bytes_errors.rs:3:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::netio_errors::{NetIOError,NetIOErrorValue};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::bytes_reader::BytesReader`
[INFO] [stdout]  --> src/netio/netio.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::bytes_reader::BytesReader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::bytes_writer::BytesWriter`
[INFO] [stdout]  --> src/netio/netio.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::bytes_writer::BytesWriter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ByteOrder` and `ReadBytesExt`
[INFO] [stdout]  --> src/netio/netio.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use byteorder::{ByteOrder, ReadBytesExt};
[INFO] [stdout]   |                 ^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Cursor`
[INFO] [stdout]  --> src/netio/netio.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::Cursor;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `convert::TryInto` and `io`
[INFO] [stdout]   --> src/netio/netio.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::{convert::TryInto, io};
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling liverust_lib v0.1.23 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/netio/bytes_reader.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io;
[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::time::Duration`
[INFO] [stdout]  --> src/netio/bytes_reader.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `prelude::*`, `stream::StreamExt`, and `time::timeout`
[INFO] [stdout]  --> src/netio/bytes_reader.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 | use tokio::{prelude::*, stream::StreamExt, time::timeout};
[INFO] [stdout]   |             ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio_util::codec::BytesCodec`
[INFO] [stdout]  --> src/netio/bytes_reader.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use tokio_util::codec::BytesCodec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio_util::codec::Framed`
[INFO] [stdout]   --> src/netio/bytes_reader.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio_util::codec::Framed;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NetIOErrorValue`
[INFO] [stdout]  --> src/netio/bytes_errors.rs:3:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::netio_errors::{NetIOError,NetIOErrorValue};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::bytes_reader::BytesReader`
[INFO] [stdout]  --> src/netio/netio.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::bytes_reader::BytesReader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::bytes_writer::BytesWriter`
[INFO] [stdout]  --> src/netio/netio.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::bytes_writer::BytesWriter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ByteOrder` and `ReadBytesExt`
[INFO] [stdout]  --> src/netio/netio.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use byteorder::{ByteOrder, ReadBytesExt};
[INFO] [stdout]   |                 ^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Cursor`
[INFO] [stdout]  --> src/netio/netio.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::Cursor;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `convert::TryInto` and `io`
[INFO] [stdout]   --> src/netio/netio.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::{convert::TryInto, io};
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "d4b8a7c3566ae1351e5b2730275bf713fb8574fd8b9428abc6b71bffa2ec9330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4b8a7c3566ae1351e5b2730275bf713fb8574fd8b9428abc6b71bffa2ec9330", kill_on_drop: false }`
[INFO] [stdout] d4b8a7c3566ae1351e5b2730275bf713fb8574fd8b9428abc6b71bffa2ec9330
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 699cee24a804052e5affe87d89806608a27f54a421e565de045ed8ac2fe4e770
[INFO] running `Command { std: "docker" "start" "-a" "699cee24a804052e5affe87d89806608a27f54a421e565de045ed8ac2fe4e770", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/netio/bytes_reader.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io;
[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::time::Duration`
[INFO] [stderr]  --> src/netio/bytes_reader.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `prelude::*`, `stream::StreamExt`, and `time::timeout`
[INFO] [stderr]  --> src/netio/bytes_reader.rs:8:13
[INFO] [stderr]   |
[INFO] [stderr] 8 | use tokio::{prelude::*, stream::StreamExt, time::timeout};
[INFO] [stderr]   |             ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio_util::codec::BytesCodec`
[INFO] [stderr]  --> src/netio/bytes_reader.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use tokio_util::codec::BytesCodec;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio_util::codec::Framed`
[INFO] [stderr]   --> src/netio/bytes_reader.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use tokio_util::codec::Framed;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `NetIOErrorValue`
[INFO] [stderr]  --> src/netio/bytes_errors.rs:3:38
[INFO] [stderr]   |
[INFO] [stderr] 3 | use super::netio_errors::{NetIOError,NetIOErrorValue};
[INFO] [stderr]   |                                      ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::bytes_reader::BytesReader`
[INFO] [stderr]  --> src/netio/netio.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::bytes_reader::BytesReader;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::bytes_writer::BytesWriter`
[INFO] [stderr]  --> src/netio/netio.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use super::bytes_writer::BytesWriter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ByteOrder` and `ReadBytesExt`
[INFO] [stderr]  --> src/netio/netio.rs:4:17
[INFO] [stderr]   |
[INFO] [stderr] 4 | use byteorder::{ByteOrder, ReadBytesExt};
[INFO] [stderr]   |                 ^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Cursor`
[INFO] [stderr]  --> src/netio/netio.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::io::Cursor;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `convert::TryInto` and `io`
[INFO] [stderr]   --> src/netio/netio.rs:10:11
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::{convert::TryInto, io};
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^  ^^
[INFO] [stderr] 
[INFO] [stderr] warning: `liverust_lib` (lib) generated 11 warnings (run `cargo fix --lib -p liverust_lib` to apply 11 suggestions)
[INFO] [stderr] warning: `liverust_lib` (lib test) generated 11 warnings (11 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/liverust_lib-391f48ef5dda98e7)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests liverust_lib
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "699cee24a804052e5affe87d89806608a27f54a421e565de045ed8ac2fe4e770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "699cee24a804052e5affe87d89806608a27f54a421e565de045ed8ac2fe4e770", kill_on_drop: false }`
[INFO] [stdout] 699cee24a804052e5affe87d89806608a27f54a421e565de045ed8ac2fe4e770
