Nov 09 14:23:37.428 INFO checking darkwater/um against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 09 14:23:37.430 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-4/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/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 +dc13be39fae8d4c607889b27de374b52586485a3-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 09 14:23:37.881 INFO blam! 1eac536e5690d2dcf49ffa9903c44377673cfab864a96fefa43cdeafee9bd37d
Nov 09 14:23:37.881 INFO running `"docker" "start" "-a" "1eac536e5690d2dcf49ffa9903c44377673cfab864a96fefa43cdeafee9bd37d"`
Nov 09 14:23:38.851 INFO kablam! usermod: no changes
Nov 09 14:23:38.981 INFO kablam!     Checking um v0.1.0 (/source)
Nov 09 14:23:40.655 INFO kablam! warning: unused import: `TcpListener`
Nov 09 14:23:40.655 INFO kablam!  --> src/client.rs:7:18
Nov 09 14:23:40.655 INFO kablam!   |
Nov 09 14:23:40.655 INFO kablam! 7 | use tokio::net::{TcpListener, TcpStream};
Nov 09 14:23:40.655 INFO kablam!   |                  ^^^^^^^^^^^
Nov 09 14:23:40.655 INFO kablam!   |
Nov 09 14:23:40.655 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 09 14:23:40.655 INFO kablam! 
Nov 09 14:23:40.655 INFO kablam! warning: unused import: `BufMut`
Nov 09 14:23:40.655 INFO kablam!  --> src/commandcodec.rs:1:13
Nov 09 14:23:40.655 INFO kablam!   |
Nov 09 14:23:40.655 INFO kablam! 1 | use bytes::{BufMut, BytesMut};
Nov 09 14:23:40.655 INFO kablam!   |             ^^^^^^
Nov 09 14:23:40.655 INFO kablam! 
Nov 09 14:23:40.655 INFO kablam! warning: unused import: `std::fmt::Write`
Nov 09 14:23:40.655 INFO kablam!  --> src/commandcodec.rs:5:5
Nov 09 14:23:40.655 INFO kablam!   |
Nov 09 14:23:40.655 INFO kablam! 5 | use std::fmt::Write;
Nov 09 14:23:40.655 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 09 14:23:40.655 INFO kablam! 
Nov 09 14:23:40.655 INFO kablam! warning: unused import: `tokio::io`
Nov 09 14:23:40.655 INFO kablam!  --> src/server.rs:4:5
Nov 09 14:23:40.655 INFO kablam!   |
Nov 09 14:23:40.655 INFO kablam! 4 | use tokio::io;
Nov 09 14:23:40.655 INFO kablam!   |     ^^^^^^^^^
Nov 09 14:23:40.655 INFO kablam! 
Nov 09 14:23:40.675 INFO kablam! warning: unused import: `TcpListener`
Nov 09 14:23:40.675 INFO kablam!  --> src/client.rs:7:18
Nov 09 14:23:40.675 INFO kablam!   |
Nov 09 14:23:40.675 INFO kablam! 7 | use tokio::net::{TcpListener, TcpStream};
Nov 09 14:23:40.675 INFO kablam!   |                  ^^^^^^^^^^^
Nov 09 14:23:40.675 INFO kablam!   |
Nov 09 14:23:40.675 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 09 14:23:40.675 INFO kablam! 
Nov 09 14:23:40.675 INFO kablam! warning: unused import: `BufMut`
Nov 09 14:23:40.675 INFO kablam!  --> src/commandcodec.rs:1:13
Nov 09 14:23:40.675 INFO kablam!   |
Nov 09 14:23:40.675 INFO kablam! 1 | use bytes::{BufMut, BytesMut};
Nov 09 14:23:40.675 INFO kablam!   |             ^^^^^^
Nov 09 14:23:40.675 INFO kablam! 
Nov 09 14:23:40.675 INFO kablam! warning: unused import: `std::fmt::Write`
Nov 09 14:23:40.675 INFO kablam!  --> src/commandcodec.rs:5:5
Nov 09 14:23:40.675 INFO kablam!   |
Nov 09 14:23:40.675 INFO kablam! 5 | use std::fmt::Write;
Nov 09 14:23:40.675 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 09 14:23:40.675 INFO kablam! 
Nov 09 14:23:40.675 INFO kablam! warning: unused import: `super::*`
Nov 09 14:23:40.675 INFO kablam!   --> src/node.rs:46:9
Nov 09 14:23:40.675 INFO kablam!    |
Nov 09 14:23:40.675 INFO kablam! 46 |     use super::*;
Nov 09 14:23:40.675 INFO kablam!    |         ^^^^^^^^
Nov 09 14:23:40.675 INFO kablam! 
Nov 09 14:23:40.675 INFO kablam! warning: unused import: `tokio::io`
Nov 09 14:23:40.675 INFO kablam!  --> src/server.rs:4:5
Nov 09 14:23:40.675 INFO kablam!   |
Nov 09 14:23:40.675 INFO kablam! 4 | use tokio::io;
Nov 09 14:23:40.675 INFO kablam!   |     ^^^^^^^^^
Nov 09 14:23:40.675 INFO kablam! 
Nov 09 14:23:40.675 INFO kablam! warning: unused import: `super::*`
Nov 09 14:23:40.675 INFO kablam!   --> src/server.rs:54:9
Nov 09 14:23:40.675 INFO kablam!    |
Nov 09 14:23:40.675 INFO kablam! 54 |     use super::*;
Nov 09 14:23:40.675 INFO kablam!    |         ^^^^^^^^
Nov 09 14:23:40.675 INFO kablam! 
Nov 09 14:23:40.675 INFO kablam! warning: unused import: `::std::io::prelude::*`
Nov 09 14:23:40.675 INFO kablam!   --> src/server.rs:55:9
Nov 09 14:23:40.675 INFO kablam!    |
Nov 09 14:23:40.675 INFO kablam! 55 |     use ::std::io::prelude::*;
Nov 09 14:23:40.675 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:23:40.675 INFO kablam! 
Nov 09 14:23:40.675 INFO kablam! warning: unused import: `::std::net::TcpStream`
Nov 09 14:23:40.675 INFO kablam!   --> src/server.rs:56:9
Nov 09 14:23:40.676 INFO kablam!    |
Nov 09 14:23:40.676 INFO kablam! 56 |     use ::std::net::TcpStream;
Nov 09 14:23:40.676 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:23:40.676 INFO kablam! 
Nov 09 14:23:40.676 INFO kablam! warning: unused import: `super::*`
Nov 09 14:23:40.676 INFO kablam!   --> src/value.rs:83:9
Nov 09 14:23:40.676 INFO kablam!    |
Nov 09 14:23:40.676 INFO kablam! 83 |     use super::*;
Nov 09 14:23:40.676 INFO kablam!    |         ^^^^^^^^
Nov 09 14:23:40.676 INFO kablam! 
Nov 09 14:23:40.991 INFO kablam! warning: method is never used: `is_err`
Nov 09 14:23:40.991 INFO kablam!   --> src/response.rs:14:5
Nov 09 14:23:40.991 INFO kablam!    |
Nov 09 14:23:40.991 INFO kablam! 14 |     pub fn is_err(&self) -> bool {
Nov 09 14:23:40.991 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:23:40.991 INFO kablam!    |
Nov 09 14:23:40.991 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 09 14:23:40.991 INFO kablam! 
Nov 09 14:23:41.007 INFO kablam! warning: the feature `match_default_bindings` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 09 14:23:41.007 INFO kablam!  --> src/main.rs:1:12
Nov 09 14:23:41.007 INFO kablam!   |
Nov 09 14:23:41.007 INFO kablam! 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
Nov 09 14:23:41.007 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:23:41.007 INFO kablam!   |
Nov 09 14:23:41.007 INFO kablam!   = note: #[warn(stable_features)] on by default
Nov 09 14:23:41.007 INFO kablam! 
Nov 09 14:23:41.007 INFO kablam! warning: the feature `option_filter` has been stable since 1.27.0 and no longer requires an attribute to enable
Nov 09 14:23:41.007 INFO kablam!  --> src/main.rs:1:41
Nov 09 14:23:41.007 INFO kablam!   |
Nov 09 14:23:41.007 INFO kablam! 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
Nov 09 14:23:41.007 INFO kablam!   |                                         ^^^^^^^^^^^^^
Nov 09 14:23:41.007 INFO kablam! 
Nov 09 14:23:41.143 INFO kablam! warning: the feature `match_default_bindings` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 09 14:23:41.143 INFO kablam!  --> src/main.rs:1:12
Nov 09 14:23:41.143 INFO kablam!   |
Nov 09 14:23:41.143 INFO kablam! 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
Nov 09 14:23:41.143 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:23:41.143 INFO kablam!   |
Nov 09 14:23:41.143 INFO kablam!   = note: #[warn(stable_features)] on by default
Nov 09 14:23:41.143 INFO kablam! 
Nov 09 14:23:41.143 INFO kablam! warning: the feature `option_filter` has been stable since 1.27.0 and no longer requires an attribute to enable
Nov 09 14:23:41.143 INFO kablam!  --> src/main.rs:1:41
Nov 09 14:23:41.143 INFO kablam!   |
Nov 09 14:23:41.143 INFO kablam! 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
Nov 09 14:23:41.143 INFO kablam!   |                                         ^^^^^^^^^^^^^
Nov 09 14:23:41.143 INFO kablam! 
Nov 09 14:23:41.179 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.30s
Nov 09 14:23:41.188 INFO kablam! su: No module specific data is present
Nov 09 14:23:41.908 INFO running `"docker" "rm" "-f" "1eac536e5690d2dcf49ffa9903c44377673cfab864a96fefa43cdeafee9bd37d"`
Nov 09 14:23:42.271 INFO blam! 1eac536e5690d2dcf49ffa9903c44377673cfab864a96fefa43cdeafee9bd37d