Nov 28 06:59:30.575 INFO checking darkwater/um against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 06:59:30.577 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 06:59:30.970 INFO [stdout] 002fcfa8665893b4083439e60ee267cf6078bc3d72aadf699a674f8f4da7593d
Nov 28 06:59:30.973 INFO running `"docker" "start" "-a" "002fcfa8665893b4083439e60ee267cf6078bc3d72aadf699a674f8f4da7593d"`
Nov 28 06:59:32.107 INFO [stderr] usermod: no changes
Nov 28 06:59:32.304 INFO [stderr]     Checking um v0.1.0 (/source)
Nov 28 06:59:34.830 INFO [stderr] warning: unused import: `TcpListener`
Nov 28 06:59:34.831 INFO [stderr]  --> src/client.rs:7:18
Nov 28 06:59:34.831 INFO [stderr]   |
Nov 28 06:59:34.831 INFO [stderr] 7 | use tokio::net::{TcpListener, TcpStream};
Nov 28 06:59:34.831 INFO [stderr]   |                  ^^^^^^^^^^^
Nov 28 06:59:34.831 INFO [stderr]   |
Nov 28 06:59:34.831 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 06:59:34.831 INFO [stderr] 
Nov 28 06:59:34.831 INFO [stderr] warning: unused import: `BufMut`
Nov 28 06:59:34.831 INFO [stderr]  --> src/commandcodec.rs:1:13
Nov 28 06:59:34.831 INFO [stderr]   |
Nov 28 06:59:34.831 INFO [stderr] 1 | use bytes::{BufMut, BytesMut};
Nov 28 06:59:34.831 INFO [stderr]   |             ^^^^^^
Nov 28 06:59:34.831 INFO [stderr] 
Nov 28 06:59:34.833 INFO [stderr] warning: unused import: `std::fmt::Write`
Nov 28 06:59:34.833 INFO [stderr]  --> src/commandcodec.rs:5:5
Nov 28 06:59:34.833 INFO [stderr]   |
Nov 28 06:59:34.833 INFO [stderr] 5 | use std::fmt::Write;
Nov 28 06:59:34.833 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 28 06:59:34.833 INFO [stderr] 
Nov 28 06:59:34.834 INFO [stderr] warning: unused import: `super::*`
Nov 28 06:59:34.834 INFO [stderr]   --> src/node.rs:46:9
Nov 28 06:59:34.834 INFO [stderr]    |
Nov 28 06:59:34.835 INFO [stderr] 46 |     use super::*;
Nov 28 06:59:34.835 INFO [stderr]    |         ^^^^^^^^
Nov 28 06:59:34.835 INFO [stderr] 
Nov 28 06:59:34.836 INFO [stderr] warning: unused import: `tokio::io`
Nov 28 06:59:34.836 INFO [stderr]  --> src/server.rs:4:5
Nov 28 06:59:34.837 INFO [stderr]   |
Nov 28 06:59:34.837 INFO [stderr] 4 | use tokio::io;
Nov 28 06:59:34.837 INFO [stderr]   |     ^^^^^^^^^
Nov 28 06:59:34.837 INFO [stderr] 
Nov 28 06:59:34.838 INFO [stderr] warning: unused import: `super::*`
Nov 28 06:59:34.838 INFO [stderr]   --> src/server.rs:54:9
Nov 28 06:59:34.838 INFO [stderr]    |
Nov 28 06:59:34.838 INFO [stderr] 54 |     use super::*;
Nov 28 06:59:34.839 INFO [stderr]    |         ^^^^^^^^
Nov 28 06:59:34.839 INFO [stderr] 
Nov 28 06:59:34.839 INFO [stderr] warning: unused import: `::std::io::prelude::*`
Nov 28 06:59:34.840 INFO [stderr]   --> src/server.rs:55:9
Nov 28 06:59:34.840 INFO [stderr]    |
Nov 28 06:59:34.840 INFO [stderr] 55 |     use ::std::io::prelude::*;
Nov 28 06:59:34.840 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:59:34.841 INFO [stderr] 
Nov 28 06:59:34.841 INFO [stderr] warning: unused import: `::std::net::TcpStream`
Nov 28 06:59:34.841 INFO [stderr]   --> src/server.rs:56:9
Nov 28 06:59:34.842 INFO [stderr]    |
Nov 28 06:59:34.842 INFO [stderr] 56 |     use ::std::net::TcpStream;
Nov 28 06:59:34.842 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:59:34.842 INFO [stderr] 
Nov 28 06:59:34.845 INFO [stderr] warning: unused import: `super::*`
Nov 28 06:59:34.846 INFO [stderr]   --> src/value.rs:83:9
Nov 28 06:59:34.846 INFO [stderr]    |
Nov 28 06:59:34.846 INFO [stderr] 83 |     use super::*;
Nov 28 06:59:34.846 INFO [stderr]    |         ^^^^^^^^
Nov 28 06:59:34.847 INFO [stderr] warning: unused import: `TcpListener`
Nov 28 06:59:34.847 INFO [stderr]  --> src/client.rs:7:18
Nov 28 06:59:34.847 INFO [stderr]   |
Nov 28 06:59:34.848 INFO [stderr] 7 | use tokio::net::{TcpListener, TcpStream};
Nov 28 06:59:34.848 INFO [stderr]   |                  ^^^^^^^^^^^
Nov 28 06:59:34.848 INFO [stderr]   |
Nov 28 06:59:34.848 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 06:59:34.849 INFO [stderr] 
Nov 28 06:59:34.849 INFO [stderr] warning: unused import: `BufMut`
Nov 28 06:59:34.849 INFO [stderr]  --> src/commandcodec.rs:1:13
Nov 28 06:59:34.849 INFO [stderr]   |
Nov 28 06:59:34.850 INFO [stderr] 1 | use bytes::{BufMut, BytesMut};
Nov 28 06:59:34.850 INFO [stderr]   |             ^^^^^^
Nov 28 06:59:34.850 INFO [stderr] 
Nov 28 06:59:34.850 INFO [stderr] warning: unused import: `std::fmt::Write`
Nov 28 06:59:34.851 INFO [stderr]  --> src/commandcodec.rs:5:5
Nov 28 06:59:34.851 INFO [stderr]   |
Nov 28 06:59:34.851 INFO [stderr] 5 | use std::fmt::Write;
Nov 28 06:59:34.851 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 28 06:59:34.851 INFO [stderr] 
Nov 28 06:59:34.851 INFO [stderr] warning: unused import: `tokio::io`
Nov 28 06:59:34.851 INFO [stderr]  --> src/server.rs:4:5
Nov 28 06:59:34.851 INFO [stderr]   |
Nov 28 06:59:34.851 INFO [stderr] 4 | use tokio::io;
Nov 28 06:59:34.851 INFO [stderr]   |     ^^^^^^^^^
Nov 28 06:59:34.851 INFO [stderr] 
Nov 28 06:59:34.856 INFO [stderr] 
Nov 28 06:59:35.416 INFO [stderr] warning: method is never used: `is_err`
Nov 28 06:59:35.417 INFO [stderr]   --> src/response.rs:14:5
Nov 28 06:59:35.417 INFO [stderr]    |
Nov 28 06:59:35.417 INFO [stderr] 14 |     pub fn is_err(&self) -> bool {
Nov 28 06:59:35.417 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:59:35.417 INFO [stderr]    |
Nov 28 06:59:35.417 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 06:59:35.417 INFO [stderr] 
Nov 28 06:59:35.417 INFO [stderr] warning: the feature `match_default_bindings` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 28 06:59:35.417 INFO [stderr]  --> src/main.rs:1:12
Nov 28 06:59:35.417 INFO [stderr]   |
Nov 28 06:59:35.417 INFO [stderr] 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
Nov 28 06:59:35.417 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:59:35.417 INFO [stderr]   |
Nov 28 06:59:35.417 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 28 06:59:35.417 INFO [stderr] 
Nov 28 06:59:35.417 INFO [stderr] warning: the feature `option_filter` has been stable since 1.27.0 and no longer requires an attribute to enable
Nov 28 06:59:35.417 INFO [stderr]  --> src/main.rs:1:41
Nov 28 06:59:35.417 INFO [stderr]   |
Nov 28 06:59:35.417 INFO [stderr] 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
Nov 28 06:59:35.417 INFO [stderr]   |                                         ^^^^^^^^^^^^^
Nov 28 06:59:35.417 INFO [stderr] 
Nov 28 06:59:35.512 INFO [stderr] warning: the feature `match_default_bindings` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 28 06:59:35.512 INFO [stderr]  --> src/main.rs:1:12
Nov 28 06:59:35.512 INFO [stderr]   |
Nov 28 06:59:35.512 INFO [stderr] 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
Nov 28 06:59:35.513 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:59:35.513 INFO [stderr]   |
Nov 28 06:59:35.513 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 28 06:59:35.513 INFO [stderr] 
Nov 28 06:59:35.513 INFO [stderr] warning: the feature `option_filter` has been stable since 1.27.0 and no longer requires an attribute to enable
Nov 28 06:59:35.514 INFO [stderr]  --> src/main.rs:1:41
Nov 28 06:59:35.514 INFO [stderr]   |
Nov 28 06:59:35.514 INFO [stderr] 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
Nov 28 06:59:35.514 INFO [stderr]   |                                         ^^^^^^^^^^^^^
Nov 28 06:59:35.515 INFO [stderr] 
Nov 28 06:59:35.570 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.43s
Nov 28 06:59:35.585 INFO [stderr] su: No module specific data is present
Nov 28 06:59:36.834 INFO running `"docker" "inspect" "002fcfa8665893b4083439e60ee267cf6078bc3d72aadf699a674f8f4da7593d"`
Nov 28 06:59:37.161 INFO running `"docker" "rm" "-f" "002fcfa8665893b4083439e60ee267cf6078bc3d72aadf699a674f8f4da7593d"`
Nov 28 06:59:37.554 INFO [stdout] 002fcfa8665893b4083439e60ee267cf6078bc3d72aadf699a674f8f4da7593d