Dec 19 19:04:12.960 INFO checking chrisf1337/euphonium-core against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 19:04:12.960 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 19:04:13.244 INFO [stdout] 4b75529babe224f99d306470ed351df8996f1ba5152d3c4de83dbf09215575d9
Dec 19 19:04:13.246 INFO running `"docker" "start" "-a" "4b75529babe224f99d306470ed351df8996f1ba5152d3c4de83dbf09215575d9"`
Dec 19 19:04:14.240 INFO [stderr]     Checking serde v0.9.7
Dec 19 19:04:14.244 INFO [stderr]    Compiling syn v0.11.4
Dec 19 19:04:14.244 INFO [stderr]     Checking uuid v0.3.1
Dec 19 19:04:14.244 INFO [stderr]     Checking color_logger v0.1.0 (/opt/crater/workdir/color_logger)
Dec 19 19:04:15.156 INFO [stderr] warning: unused variable: `metadata`
Dec 19 19:04:15.156 INFO [stderr]   --> color_logger/src/lib.rs:11:23
Dec 19 19:04:15.156 INFO [stderr]    |
Dec 19 19:04:15.156 INFO [stderr] 11 |     fn enabled(&self, metadata: &LogMetadata) -> bool {
Dec 19 19:04:15.156 INFO [stderr]    |                       ^^^^^^^^ help: consider using `_metadata` instead
Dec 19 19:04:15.156 INFO [stderr]    |
Dec 19 19:04:15.156 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 19:04:15.156 INFO [stderr] 
Dec 19 19:04:20.264 INFO [stderr]    Compiling serde_codegen_internals v0.13.0
Dec 19 19:04:22.020 INFO [stderr]    Compiling serde_derive v0.9.7
Dec 19 19:04:23.932 INFO [stderr]     Checking serde_json v0.9.5
Dec 19 19:04:27.314 INFO [stderr]     Checking buffer v0.1.0 (/opt/crater/workdir/buffer)
Dec 19 19:04:27.732 INFO [stderr]     Checking demise_core v0.1.0 (/opt/crater/workdir)
Dec 19 19:04:28.060 INFO [stderr] warning: unused import: `Value`
Dec 19 19:04:28.060 INFO [stderr]  --> src/actions.rs:6:18
Dec 19 19:04:28.060 INFO [stderr]   |
Dec 19 19:04:28.060 INFO [stderr] 6 | use serde_json::{Value};
Dec 19 19:04:28.060 INFO [stderr]   |                  ^^^^^
Dec 19 19:04:28.060 INFO [stderr]   |
Dec 19 19:04:28.060 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 19:04:28.060 INFO [stderr] 
Dec 19 19:04:28.097 INFO [stderr] warning: unused import: `Value`
Dec 19 19:04:28.097 INFO [stderr]  --> src/actions.rs:6:18
Dec 19 19:04:28.097 INFO [stderr]   |
Dec 19 19:04:28.097 INFO [stderr] 6 | use serde_json::{Value};
Dec 19 19:04:28.097 INFO [stderr]   |                  ^^^^^
Dec 19 19:04:28.097 INFO [stderr]   |
Dec 19 19:04:28.097 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 19:04:28.097 INFO [stderr] 
Dec 19 19:04:28.314 INFO [stderr] warning: unused variable: `stream`
Dec 19 19:04:28.314 INFO [stderr]    --> src/main.rs:189:20
Dec 19 19:04:28.314 INFO [stderr]     |
Dec 19 19:04:28.314 INFO [stderr] 189 |                 Ok(stream) => {
Dec 19 19:04:28.315 INFO [stderr]     |                    ^^^^^^ help: consider using `_stream` instead
Dec 19 19:04:28.315 INFO [stderr]     |
Dec 19 19:04:28.315 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 19:04:28.315 INFO [stderr] 
Dec 19 19:04:28.416 INFO [stderr] warning: unused variable: `stream`
Dec 19 19:04:28.416 INFO [stderr]    --> src/main.rs:189:20
Dec 19 19:04:28.416 INFO [stderr]     |
Dec 19 19:04:28.416 INFO [stderr] 189 |                 Ok(stream) => {
Dec 19 19:04:28.417 INFO [stderr]     |                    ^^^^^^ help: consider using `_stream` instead
Dec 19 19:04:28.417 INFO [stderr]     |
Dec 19 19:04:28.417 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 19:04:28.417 INFO [stderr] 
Dec 19 19:04:28.424 INFO [stderr] warning: function is never used: `out_handle_client`
Dec 19 19:04:28.425 INFO [stderr]    --> src/main.rs:143:1
Dec 19 19:04:28.425 INFO [stderr]     |
Dec 19 19:04:28.425 INFO [stderr] 143 | fn out_handle_client(stream: TcpStream) {
Dec 19 19:04:28.425 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 19:04:28.425 INFO [stderr]     |
Dec 19 19:04:28.425 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 19:04:28.425 INFO [stderr] 
Dec 19 19:04:28.544 INFO [stderr] warning: function is never used: `out_handle_client`
Dec 19 19:04:28.544 INFO [stderr]    --> src/main.rs:143:1
Dec 19 19:04:28.544 INFO [stderr]     |
Dec 19 19:04:28.544 INFO [stderr] 143 | fn out_handle_client(stream: TcpStream) {
Dec 19 19:04:28.544 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 19:04:28.544 INFO [stderr]     |
Dec 19 19:04:28.544 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 19:04:28.544 INFO [stderr] 
Dec 19 19:04:28.581 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.40s
Dec 19 19:04:29.245 INFO running `"docker" "inspect" "4b75529babe224f99d306470ed351df8996f1ba5152d3c4de83dbf09215575d9"`
Dec 19 19:04:29.560 INFO running `"docker" "rm" "-f" "4b75529babe224f99d306470ed351df8996f1ba5152d3c4de83dbf09215575d9"`
Dec 19 19:04:29.928 INFO [stdout] 4b75529babe224f99d306470ed351df8996f1ba5152d3c4de83dbf09215575d9