Dec 18 02:28:54.389 INFO checking chrisf1337/euphonium-core against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 02:28:54.389 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/chrisf1337/euphonium-core:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 02:28:54.934 INFO [stdout] 2df255d67a8c0f9dcb95fa9a1f625c578b1ef21f21c5b96d4fd42e9d9aa9a840
Dec 18 02:28:54.940 INFO running `"docker" "start" "-a" "2df255d67a8c0f9dcb95fa9a1f625c578b1ef21f21c5b96d4fd42e9d9aa9a840"`
Dec 18 02:28:56.700 INFO [stderr]     Checking color_logger v0.1.0 (/opt/crater/workdir/color_logger)
Dec 18 02:28:56.700 INFO [stderr]     Checking uuid v0.3.1
Dec 18 02:28:56.724 INFO [stderr]     Checking buffer v0.1.0 (/opt/crater/workdir/buffer)
Dec 18 02:28:57.308 INFO [stderr] warning: unused variable: `metadata`
Dec 18 02:28:57.308 INFO [stderr]   --> color_logger/src/lib.rs:11:23
Dec 18 02:28:57.308 INFO [stderr]    |
Dec 18 02:28:57.308 INFO [stderr] 11 |     fn enabled(&self, metadata: &LogMetadata) -> bool {
Dec 18 02:28:57.308 INFO [stderr]    |                       ^^^^^^^^ help: consider using `_metadata` instead
Dec 18 02:28:57.308 INFO [stderr]    |
Dec 18 02:28:57.308 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 02:28:57.308 INFO [stderr] 
Dec 18 02:28:57.690 INFO [stderr]     Checking demise_core v0.1.0 (/opt/crater/workdir)
Dec 18 02:28:58.239 INFO [stderr] warning: unused import: `Value`
Dec 18 02:28:58.239 INFO [stderr]  --> src/actions.rs:6:18
Dec 18 02:28:58.239 INFO [stderr]   |
Dec 18 02:28:58.239 INFO [stderr] 6 | use serde_json::{Value};
Dec 18 02:28:58.239 INFO [stderr]   |                  ^^^^^
Dec 18 02:28:58.239 INFO [stderr]   |
Dec 18 02:28:58.239 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 02:28:58.239 INFO [stderr] 
Dec 18 02:28:58.350 INFO [stderr] warning: unused import: `Value`
Dec 18 02:28:58.350 INFO [stderr]  --> src/actions.rs:6:18
Dec 18 02:28:58.350 INFO [stderr]   |
Dec 18 02:28:58.350 INFO [stderr] 6 | use serde_json::{Value};
Dec 18 02:28:58.350 INFO [stderr]   |                  ^^^^^
Dec 18 02:28:58.350 INFO [stderr]   |
Dec 18 02:28:58.350 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 02:28:58.350 INFO [stderr] 
Dec 18 02:28:58.621 INFO [stderr] warning: unused variable: `stream`
Dec 18 02:28:58.621 INFO [stderr]    --> src/main.rs:189:20
Dec 18 02:28:58.621 INFO [stderr]     |
Dec 18 02:28:58.621 INFO [stderr] 189 |                 Ok(stream) => {
Dec 18 02:28:58.621 INFO [stderr]     |                    ^^^^^^ help: consider using `_stream` instead
Dec 18 02:28:58.621 INFO [stderr]     |
Dec 18 02:28:58.621 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 02:28:58.621 INFO [stderr] 
Dec 18 02:28:58.727 INFO [stderr] warning: unused variable: `stream`
Dec 18 02:28:58.727 INFO [stderr]    --> src/main.rs:189:20
Dec 18 02:28:58.728 INFO [stderr]     |
Dec 18 02:28:58.728 INFO [stderr] 189 |                 Ok(stream) => {
Dec 18 02:28:58.728 INFO [stderr]     |                    ^^^^^^ help: consider using `_stream` instead
Dec 18 02:28:58.728 INFO [stderr]     |
Dec 18 02:28:58.728 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 02:28:58.728 INFO [stderr] 
Dec 18 02:28:58.808 INFO [stderr] warning: function is never used: `out_handle_client`
Dec 18 02:28:58.809 INFO [stderr]    --> src/main.rs:143:1
Dec 18 02:28:58.809 INFO [stderr]     |
Dec 18 02:28:58.809 INFO [stderr] 143 | fn out_handle_client(stream: TcpStream) {
Dec 18 02:28:58.809 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:28:58.809 INFO [stderr]     |
Dec 18 02:28:58.816 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 02:28:58.816 INFO [stderr] 
Dec 18 02:28:58.912 INFO [stderr] warning: function is never used: `out_handle_client`
Dec 18 02:28:58.912 INFO [stderr]    --> src/main.rs:143:1
Dec 18 02:28:58.912 INFO [stderr]     |
Dec 18 02:28:58.912 INFO [stderr] 143 | fn out_handle_client(stream: TcpStream) {
Dec 18 02:28:58.912 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:28:58.912 INFO [stderr]     |
Dec 18 02:28:58.912 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 02:28:58.912 INFO [stderr] 
Dec 18 02:28:58.980 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.38s
Dec 18 02:28:59.770 INFO running `"docker" "inspect" "2df255d67a8c0f9dcb95fa9a1f625c578b1ef21f21c5b96d4fd42e9d9aa9a840"`
Dec 18 02:29:00.040 INFO running `"docker" "rm" "-f" "2df255d67a8c0f9dcb95fa9a1f625c578b1ef21f21c5b96d4fd42e9d9aa9a840"`
Dec 18 02:29:00.296 INFO [stdout] 2df255d67a8c0f9dcb95fa9a1f625c578b1ef21f21c5b96d4fd42e9d9aa9a840