Nov 30 04:34:22.469 INFO checking darkwater/um against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 04:34:22.469 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-7/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 30 04:34:22.950 INFO [stdout] 17356092bff10b99ca2eacbee00fdb1bebc78600e6f975b59a2db84d5e1851be
Nov 30 04:34:22.952 INFO running `"docker" "start" "-a" "17356092bff10b99ca2eacbee00fdb1bebc78600e6f975b59a2db84d5e1851be"`
Nov 30 04:34:24.165 INFO [stderr] usermod: no changes
Nov 30 04:34:24.299 INFO [stderr]     Checking um v0.1.0 (/source)
Nov 30 04:34:25.978 INFO [stderr] warning: unused import: `TcpListener`
Nov 30 04:34:25.978 INFO [stderr]  --> src/client.rs:7:18
Nov 30 04:34:25.978 INFO [stderr]   |
Nov 30 04:34:25.978 INFO [stderr] 7 | use tokio::net::{TcpListener, TcpStream};
Nov 30 04:34:25.978 INFO [stderr]   |                  ^^^^^^^^^^^
Nov 30 04:34:25.978 INFO [stderr]   |
Nov 30 04:34:25.978 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 04:34:25.978 INFO [stderr] 
Nov 30 04:34:25.978 INFO [stderr] warning: unused import: `BufMut`
Nov 30 04:34:25.978 INFO [stderr]  --> src/commandcodec.rs:1:13
Nov 30 04:34:25.978 INFO [stderr]   |
Nov 30 04:34:25.978 INFO [stderr] 1 | use bytes::{BufMut, BytesMut};
Nov 30 04:34:25.978 INFO [stderr]   |             ^^^^^^
Nov 30 04:34:25.978 INFO [stderr] 
Nov 30 04:34:25.978 INFO [stderr] warning: unused import: `std::fmt::Write`
Nov 30 04:34:25.978 INFO [stderr]  --> src/commandcodec.rs:5:5
Nov 30 04:34:25.978 INFO [stderr]   |
Nov 30 04:34:25.978 INFO [stderr] 5 | use std::fmt::Write;
Nov 30 04:34:25.978 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 30 04:34:25.978 INFO [stderr] 
Nov 30 04:34:25.978 INFO [stderr] warning: unused import: `super::*`
Nov 30 04:34:25.978 INFO [stderr]   --> src/node.rs:46:9
Nov 30 04:34:25.978 INFO [stderr]    |
Nov 30 04:34:25.978 INFO [stderr] 46 |     use super::*;
Nov 30 04:34:25.978 INFO [stderr]    |         ^^^^^^^^
Nov 30 04:34:25.978 INFO [stderr] 
Nov 30 04:34:25.978 INFO [stderr] warning: unused import: `tokio::io`
Nov 30 04:34:25.978 INFO [stderr]  --> src/server.rs:4:5
Nov 30 04:34:25.978 INFO [stderr]   |
Nov 30 04:34:25.978 INFO [stderr] 4 | use tokio::io;
Nov 30 04:34:25.978 INFO [stderr]   |     ^^^^^^^^^
Nov 30 04:34:25.978 INFO [stderr] 
Nov 30 04:34:25.978 INFO [stderr] warning: unused import: `super::*`
Nov 30 04:34:25.978 INFO [stderr]   --> src/server.rs:54:9
Nov 30 04:34:25.978 INFO [stderr]    |
Nov 30 04:34:25.978 INFO [stderr] 54 |     use super::*;
Nov 30 04:34:25.978 INFO [stderr]    |         ^^^^^^^^
Nov 30 04:34:25.978 INFO [stderr] 
Nov 30 04:34:25.978 INFO [stderr] warning: unused import: `::std::io::prelude::*`
Nov 30 04:34:25.978 INFO [stderr]   --> src/server.rs:55:9
Nov 30 04:34:25.978 INFO [stderr]    |
Nov 30 04:34:25.978 INFO [stderr] 55 |     use ::std::io::prelude::*;
Nov 30 04:34:25.978 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 30 04:34:25.978 INFO [stderr] 
Nov 30 04:34:25.978 INFO [stderr] warning: unused import: `::std::net::TcpStream`
Nov 30 04:34:25.978 INFO [stderr]   --> src/server.rs:56:9
Nov 30 04:34:25.978 INFO [stderr]    |
Nov 30 04:34:25.979 INFO [stderr] 56 |     use ::std::net::TcpStream;
Nov 30 04:34:25.979 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 30 04:34:25.979 INFO [stderr] 
Nov 30 04:34:25.979 INFO [stderr] warning: unused import: `super::*`
Nov 30 04:34:25.979 INFO [stderr]   --> src/value.rs:83:9
Nov 30 04:34:25.979 INFO [stderr]    |
Nov 30 04:34:25.979 INFO [stderr] 83 |     use super::*;
Nov 30 04:34:25.979 INFO [stderr]    |         ^^^^^^^^
Nov 30 04:34:25.979 INFO [stderr] 
Nov 30 04:34:26.100 INFO [stderr] warning: unused import: `TcpListener`
Nov 30 04:34:26.100 INFO [stderr]  --> src/client.rs:7:18
Nov 30 04:34:26.100 INFO [stderr]   |
Nov 30 04:34:26.100 INFO [stderr] 7 | use tokio::net::{TcpListener, TcpStream};
Nov 30 04:34:26.100 INFO [stderr]   |                  ^^^^^^^^^^^
Nov 30 04:34:26.100 INFO [stderr]   |
Nov 30 04:34:26.100 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 04:34:26.100 INFO [stderr] 
Nov 30 04:34:26.100 INFO [stderr] warning: unused import: `BufMut`
Nov 30 04:34:26.100 INFO [stderr]  --> src/commandcodec.rs:1:13
Nov 30 04:34:26.100 INFO [stderr]   |
Nov 30 04:34:26.100 INFO [stderr] 1 | use bytes::{BufMut, BytesMut};
Nov 30 04:34:26.100 INFO [stderr]   |             ^^^^^^
Nov 30 04:34:26.100 INFO [stderr] 
Nov 30 04:34:26.100 INFO [stderr] warning: unused import: `std::fmt::Write`
Nov 30 04:34:26.100 INFO [stderr]  --> src/commandcodec.rs:5:5
Nov 30 04:34:26.101 INFO [stderr]   |
Nov 30 04:34:26.101 INFO [stderr] 5 | use std::fmt::Write;
Nov 30 04:34:26.101 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 30 04:34:26.101 INFO [stderr] 
Nov 30 04:34:26.101 INFO [stderr] warning: unused import: `tokio::io`
Nov 30 04:34:26.101 INFO [stderr]  --> src/server.rs:4:5
Nov 30 04:34:26.101 INFO [stderr]   |
Nov 30 04:34:26.101 INFO [stderr] 4 | use tokio::io;
Nov 30 04:34:26.101 INFO [stderr]   |     ^^^^^^^^^
Nov 30 04:34:26.101 INFO [stderr] 
Nov 30 04:34:26.320 INFO [stderr] warning: the feature `match_default_bindings` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 30 04:34:26.320 INFO [stderr]  --> src/main.rs:1:12
Nov 30 04:34:26.320 INFO [stderr]   |
Nov 30 04:34:26.320 INFO [stderr] 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
Nov 30 04:34:26.320 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^
Nov 30 04:34:26.320 INFO [stderr]   |
Nov 30 04:34:26.320 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 30 04:34:26.320 INFO [stderr] 
Nov 30 04:34:26.324 INFO [stderr] warning: the feature `option_filter` has been stable since 1.27.0 and no longer requires an attribute to enable
Nov 30 04:34:26.324 INFO [stderr]  --> src/main.rs:1:41
Nov 30 04:34:26.324 INFO [stderr]   |
Nov 30 04:34:26.324 INFO [stderr] 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
Nov 30 04:34:26.324 INFO [stderr]   |                                         ^^^^^^^^^^^^^
Nov 30 04:34:26.324 INFO [stderr] 
Nov 30 04:34:26.440 INFO [stderr] warning: method is never used: `is_err`
Nov 30 04:34:26.440 INFO [stderr]   --> src/response.rs:14:5
Nov 30 04:34:26.440 INFO [stderr]    |
Nov 30 04:34:26.440 INFO [stderr] 14 |     pub fn is_err(&self) -> bool {
Nov 30 04:34:26.440 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 04:34:26.440 INFO [stderr]    |
Nov 30 04:34:26.440 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 04:34:26.440 INFO [stderr] 
Nov 30 04:34:26.440 INFO [stderr] warning: the feature `match_default_bindings` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 30 04:34:26.440 INFO [stderr]  --> src/main.rs:1:12
Nov 30 04:34:26.440 INFO [stderr]   |
Nov 30 04:34:26.440 INFO [stderr] 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
Nov 30 04:34:26.440 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^
Nov 30 04:34:26.440 INFO [stderr]   |
Nov 30 04:34:26.440 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 30 04:34:26.440 INFO [stderr] 
Nov 30 04:34:26.440 INFO [stderr] warning: the feature `option_filter` has been stable since 1.27.0 and no longer requires an attribute to enable
Nov 30 04:34:26.440 INFO [stderr]  --> src/main.rs:1:41
Nov 30 04:34:26.440 INFO [stderr]   |
Nov 30 04:34:26.440 INFO [stderr] 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
Nov 30 04:34:26.441 INFO [stderr]   |                                         ^^^^^^^^^^^^^
Nov 30 04:34:26.441 INFO [stderr] 
Nov 30 04:34:26.488 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.29s
Nov 30 04:34:26.493 INFO [stderr] su: No module specific data is present
Nov 30 04:34:27.242 INFO running `"docker" "inspect" "17356092bff10b99ca2eacbee00fdb1bebc78600e6f975b59a2db84d5e1851be"`
Nov 30 04:34:27.530 INFO running `"docker" "rm" "-f" "17356092bff10b99ca2eacbee00fdb1bebc78600e6f975b59a2db84d5e1851be"`
Nov 30 04:34:27.785 INFO [stdout] 17356092bff10b99ca2eacbee00fdb1bebc78600e6f975b59a2db84d5e1851be