[INFO] cloning repository https://github.com/Akanyi/Twinz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Akanyi/Twinz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAkanyi%2FTwinz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAkanyi%2FTwinz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d67277fb327648851f144faeae1306e72e12844
[INFO] checking Akanyi/Twinz against master#3f6250a7bb79e600d9036bbc7c8f65af43933643 for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAkanyi%2FTwinz" "/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/Akanyi/Twinz
[INFO] finished tweaking git repo https://github.com/Akanyi/Twinz
[INFO] tweaked toml for git repo https://github.com/Akanyi/Twinz written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Akanyi/Twinz on toolchain 3f6250a7bb79e600d9036bbc7c8f65af43933643
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f6250a7bb79e600d9036bbc7c8f65af43933643" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Akanyi/Twinz 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" "+3f6250a7bb79e600d9036bbc7c8f65af43933643" "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-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+3f6250a7bb79e600d9036bbc7c8f65af43933643" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4565b0943855f4fdb8a2dbd3c5b1125d9e2f5c21d4a5ef11d7157dee3fb0bf0d
[INFO] running `Command { std: "docker" "start" "-a" "4565b0943855f4fdb8a2dbd3c5b1125d9e2f5c21d4a5ef11d7157dee3fb0bf0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4565b0943855f4fdb8a2dbd3c5b1125d9e2f5c21d4a5ef11d7157dee3fb0bf0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4565b0943855f4fdb8a2dbd3c5b1125d9e2f5c21d4a5ef11d7157dee3fb0bf0d", kill_on_drop: false }`
[INFO] [stdout] 4565b0943855f4fdb8a2dbd3c5b1125d9e2f5c21d4a5ef11d7157dee3fb0bf0d
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+3f6250a7bb79e600d9036bbc7c8f65af43933643" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5862fc3868974948eb63a85c576d0e1c541083847645f35eb666b6bf71402ef8
[INFO] running `Command { std: "docker" "start" "-a" "5862fc3868974948eb63a85c576d0e1c541083847645f35eb666b6bf71402ef8", kill_on_drop: false }`
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[INFO] [stderr]     Checking twinz_transport v0.1.0 (/opt/rustwide/workdir/twinz_transport)
[INFO] [stderr]     Checking twinz_storage v0.1.0 (/opt/rustwide/workdir/twinz_storage)
[INFO] [stdout] warning: unused import: `Buf`
[INFO] [stdout]  --> twinz_storage/src/format.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[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: `TwinzStream`
[INFO] [stdout]  --> twinz_transport/src/unix.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{TwinzAddress, TwinzListener, TwinzStream, TwinzTransport};
[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::path::PathBuf`
[INFO] [stdout]  --> twinz_transport/src/unix.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::path::PathBuf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TwinzStream`
[INFO] [stdout]  --> twinz_transport/src/unix.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{TwinzAddress, TwinzListener, TwinzStream, TwinzTransport};
[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::path::PathBuf`
[INFO] [stdout]  --> twinz_transport/src/unix.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::path::PathBuf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncReadExt` and `AsyncWriteExt`
[INFO] [stdout]  --> twinz_transport/tests/transport_test.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use tokio::io::{AsyncReadExt, 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: unused imports: `TwinzAddress` and `TwinzTransport`
[INFO] [stdout]  --> twinz_transport/tests/transport_test.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use twinz_transport::{TwinzAddress, TwinzTransport};
[INFO] [stdout]   |                       ^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Buf`
[INFO] [stdout]  --> twinz_storage/src/format.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |             ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking twinz_core v0.1.0 (/opt/rustwide/workdir/twinz_core)
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> twinz_storage/tests/bitcask_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wiggle-macro v14.0.4
[INFO] [stdout] warning: unused import: `tokio::sync::RwLock`
[INFO] [stdout]  --> twinz_core/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tokio::sync::RwLock;
[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: `tokio::sync::RwLock`
[INFO] [stdout]  --> twinz_core/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tokio::sync::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
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[INFO] [stderr]     Checking wasmtime-environ v14.0.4
[INFO] [stderr]     Checking env_logger v0.11.8
[INFO] [stderr]     Checking wasmtime-jit v14.0.4
[INFO] [stderr]     Checking cranelift-native v0.101.4
[INFO] [stderr]     Checking cranelift-frontend v0.101.4
[INFO] [stderr]     Checking wasmtime-cranelift-shared v14.0.4
[INFO] [stderr]     Checking cranelift-wasm v0.101.4
[INFO] [stderr]     Checking wasmtime-cranelift v14.0.4
[INFO] [stderr]     Checking wasmtime v14.0.4
[INFO] [stderr]     Checking wiggle v14.0.4
[INFO] [stderr]     Checking wasi-cap-std-sync v14.0.4
[INFO] [stderr]     Checking twinz_plugin v0.1.0 (/opt/rustwide/workdir/twinz_plugin)
[INFO] [stderr]     Checking twinz_server v0.1.0 (/opt/rustwide/workdir/twinz_server)
[INFO] [stdout] warning: unused import: `AsyncReadExt`
[INFO] [stdout]  --> twinz_server/src/main.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::io::{AsyncReadExt, 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: unused import: `twinz_plugin::Plugin`
[INFO] [stdout]  --> twinz_server/src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use twinz_plugin::Plugin;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TwinzStream`
[INFO] [stdout]  --> twinz_server/src/main.rs:8:37
[INFO] [stdout]   |
[INFO] [stdout] 8 | use twinz_transport::{TwinzAddress, TwinzStream, TwinzTransport};
[INFO] [stdout]   |                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncReadExt`
[INFO] [stdout]  --> twinz_server/src/main.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::io::{AsyncReadExt, 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: unused import: `twinz_plugin::Plugin`
[INFO] [stdout]  --> twinz_server/src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use twinz_plugin::Plugin;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TwinzStream`
[INFO] [stdout]  --> twinz_server/src/main.rs:8:37
[INFO] [stdout]   |
[INFO] [stdout] 8 | use twinz_transport::{TwinzAddress, TwinzStream, TwinzTransport};
[INFO] [stdout]   |                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncWriteExt`
[INFO] [stdout]  --> twinz_server/src/main.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncWriteExt`
[INFO] [stdout]  --> twinz_server/src/main.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> twinz_server/src/main.rs:161:17
[INFO] [stdout]     |
[INFO] [stdout] 161 |             let mut static_loader = twinz_plugin::static_loader::StaticPluginLoader::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: variable does not need to be mutable
[INFO] [stdout]    --> twinz_server/src/main.rs:161:17
[INFO] [stdout]     |
[INFO] [stdout] 161 |             let mut static_loader = twinz_plugin::static_loader::StaticPluginLoader::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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 35s
[INFO] running `Command { std: "docker" "inspect" "5862fc3868974948eb63a85c576d0e1c541083847645f35eb666b6bf71402ef8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5862fc3868974948eb63a85c576d0e1c541083847645f35eb666b6bf71402ef8", kill_on_drop: false }`
[INFO] [stdout] 5862fc3868974948eb63a85c576d0e1c541083847645f35eb666b6bf71402ef8