Dec 19 15:01:45.555 INFO checking johnnyasantoss/chat-rs against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 15:01:45.555 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/johnnyasantoss/chat-rs:/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 15:01:45.851 INFO [stdout] 1a1c9db99a48d30f04a1f640f7e5c1e6fd0a15a8383ea1e708adc6c631ea5ad0
Dec 19 15:01:45.853 INFO running `"docker" "start" "-a" "1a1c9db99a48d30f04a1f640f7e5c1e6fd0a15a8383ea1e708adc6c631ea5ad0"`
Dec 19 15:01:46.430 INFO [stderr]     Checking chat-rs v0.1.0 (/opt/crater/workdir)
Dec 19 15:01:46.730 INFO [stderr] warning: unused import: `Read`
Dec 19 15:01:46.730 INFO [stderr]  --> src/server.rs:3:15
Dec 19 15:01:46.730 INFO [stderr]   |
Dec 19 15:01:46.730 INFO [stderr] 3 | use std::io::{Read, Write};
Dec 19 15:01:46.730 INFO [stderr]   |               ^^^^
Dec 19 15:01:46.730 INFO [stderr]   |
Dec 19 15:01:46.730 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 15:01:46.730 INFO [stderr] 
Dec 19 15:01:46.740 INFO [stderr] warning: unused import: `Read`
Dec 19 15:01:46.740 INFO [stderr]  --> src/server.rs:3:15
Dec 19 15:01:46.740 INFO [stderr]   |
Dec 19 15:01:46.740 INFO [stderr] 3 | use std::io::{Read, Write};
Dec 19 15:01:46.740 INFO [stderr]   |               ^^^^
Dec 19 15:01:46.740 INFO [stderr]   |
Dec 19 15:01:46.740 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 15:01:46.740 INFO [stderr] 
Dec 19 15:01:46.876 INFO [stderr] warning: field is never used: `message`
Dec 19 15:01:46.876 INFO [stderr]  --> src/result.rs:7:5
Dec 19 15:01:46.876 INFO [stderr]   |
Dec 19 15:01:46.876 INFO [stderr] 7 |     message: String,
Dec 19 15:01:46.876 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 19 15:01:46.892 INFO [stderr] warning: field is never used: `message`
Dec 19 15:01:46.892 INFO [stderr]  --> src/result.rs:7:5
Dec 19 15:01:46.892 INFO [stderr]   |
Dec 19 15:01:46.893 INFO [stderr] 7 |     message: String,
Dec 19 15:01:46.893 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 19 15:01:46.893 INFO [stderr]   |
Dec 19 15:01:46.893 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 15:01:46.893 INFO [stderr] 
Dec 19 15:01:46.893 INFO [stderr] warning: field is never used: `login`
Dec 19 15:01:46.893 INFO [stderr]   --> src/server.rs:10:5
Dec 19 15:01:46.893 INFO [stderr]    |
Dec 19 15:01:46.893 INFO [stderr] 10 |     login: String,
Dec 19 15:01:46.893 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 19 15:01:46.893 INFO [stderr] 
Dec 19 15:01:46.893 INFO [stderr] warning: field is never used: `status`
Dec 19 15:01:46.893 INFO [stderr]   --> src/server.rs:11:5
Dec 19 15:01:46.893 INFO [stderr]    |
Dec 19 15:01:46.893 INFO [stderr] 11 |     status: String,
Dec 19 15:01:46.893 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 19 15:01:46.893 INFO [stderr] 
Dec 19 15:01:46.893 INFO [stderr] warning: field is never used: `users`
Dec 19 15:01:46.893 INFO [stderr]   --> src/server.rs:15:5
Dec 19 15:01:46.893 INFO [stderr]    |
Dec 19 15:01:46.893 INFO [stderr] 15 |     users: Vec<&'a User>,
Dec 19 15:01:46.893 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:46.893 INFO [stderr] 
Dec 19 15:01:46.893 INFO [stderr] warning: method is never used: `join`
Dec 19 15:01:46.893 INFO [stderr]   --> src/server.rs:75:5
Dec 19 15:01:46.893 INFO [stderr]    |
Dec 19 15:01:46.893 INFO [stderr] 75 |     pub fn join(mut self, user: &'a User) -> Self {
Dec 19 15:01:46.893 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:46.893 INFO [stderr] 
Dec 19 15:01:46.893 INFO [stderr] warning: method is never used: `announce`
Dec 19 15:01:46.893 INFO [stderr]   --> src/server.rs:81:5
Dec 19 15:01:46.893 INFO [stderr]    |
Dec 19 15:01:46.893 INFO [stderr] 81 |     pub fn announce(self, user: &'a User) -> Self {
Dec 19 15:01:46.893 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:46.893 INFO [stderr] 
Dec 19 15:01:46.893 INFO [stderr]   |
Dec 19 15:01:46.893 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 15:01:46.893 INFO [stderr] 
Dec 19 15:01:46.893 INFO [stderr] warning: field is never used: `login`
Dec 19 15:01:46.893 INFO [stderr]   --> src/server.rs:10:5
Dec 19 15:01:46.893 INFO [stderr]    |
Dec 19 15:01:46.893 INFO [stderr] 10 |     login: String,
Dec 19 15:01:46.893 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 19 15:01:46.893 INFO [stderr] 
Dec 19 15:01:46.893 INFO [stderr] warning: field is never used: `status`
Dec 19 15:01:46.893 INFO [stderr]   --> src/server.rs:11:5
Dec 19 15:01:46.893 INFO [stderr]    |
Dec 19 15:01:46.893 INFO [stderr] 11 |     status: String,
Dec 19 15:01:46.893 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 19 15:01:46.893 INFO [stderr] 
Dec 19 15:01:46.893 INFO [stderr] warning: field is never used: `users`
Dec 19 15:01:46.893 INFO [stderr]   --> src/server.rs:15:5
Dec 19 15:01:46.893 INFO [stderr]    |
Dec 19 15:01:46.893 INFO [stderr] 15 |     users: Vec<&'a User>,
Dec 19 15:01:46.893 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:46.893 INFO [stderr] 
Dec 19 15:01:46.893 INFO [stderr] warning: method is never used: `join`
Dec 19 15:01:46.893 INFO [stderr]   --> src/server.rs:75:5
Dec 19 15:01:46.893 INFO [stderr]    |
Dec 19 15:01:46.893 INFO [stderr] 75 |     pub fn join(mut self, user: &'a User) -> Self {
Dec 19 15:01:46.893 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:46.893 INFO [stderr] 
Dec 19 15:01:46.893 INFO [stderr] warning: method is never used: `announce`
Dec 19 15:01:46.893 INFO [stderr]   --> src/server.rs:81:5
Dec 19 15:01:46.893 INFO [stderr]    |
Dec 19 15:01:46.893 INFO [stderr] 81 |     pub fn announce(self, user: &'a User) -> Self {
Dec 19 15:01:46.893 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:46.893 INFO [stderr] 
Dec 19 15:01:46.946 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
Dec 19 15:01:47.374 INFO running `"docker" "inspect" "1a1c9db99a48d30f04a1f640f7e5c1e6fd0a15a8383ea1e708adc6c631ea5ad0"`
Dec 19 15:01:47.582 INFO running `"docker" "rm" "-f" "1a1c9db99a48d30f04a1f640f7e5c1e6fd0a15a8383ea1e708adc6c631ea5ad0"`
Dec 19 15:01:47.678 INFO [stdout] 1a1c9db99a48d30f04a1f640f7e5c1e6fd0a15a8383ea1e708adc6c631ea5ad0