Nov 28 14:31:17.925 INFO checking ArtemFrantsiian/telnet_chat against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 14:31:17.925 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 28 14:31:18.312 INFO [stdout] 0c116f15bc40e7441ae1ac00cb38f288742f40601476ecd6f45fed522df6d34d
Nov 28 14:31:18.319 INFO running `"docker" "start" "-a" "0c116f15bc40e7441ae1ac00cb38f288742f40601476ecd6f45fed522df6d34d"`
Nov 28 14:31:20.388 INFO [stderr] usermod: no changes
Nov 28 14:31:20.524 INFO [stderr]     Checking docopt v1.0.0
Nov 28 14:31:22.846 INFO [stderr]     Checking telnet-chat v0.1.0 (/source)
Nov 28 14:31:26.580 INFO [stderr] warning: unused import: `HashSet`
Nov 28 14:31:26.581 INFO [stderr]  --> src/server.rs:1:33
Nov 28 14:31:26.582 INFO [stderr]   |
Nov 28 14:31:26.582 INFO [stderr] 1 | use std::collections::{HashMap, HashSet};
Nov 28 14:31:26.583 INFO [stderr]   |                                 ^^^^^^^
Nov 28 14:31:26.584 INFO [stderr]   |
Nov 28 14:31:26.584 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 14:31:26.585 INFO [stderr] 
Nov 28 14:31:26.780 INFO [stderr] warning: unused import: `HashSet`
Nov 28 14:31:26.781 INFO [stderr]  --> src/server.rs:1:33
Nov 28 14:31:26.782 INFO [stderr]   |
Nov 28 14:31:26.783 INFO [stderr] 1 | use std::collections::{HashMap, HashSet};
Nov 28 14:31:26.783 INFO [stderr]   |                                 ^^^^^^^
Nov 28 14:31:26.784 INFO [stderr]   |
Nov 28 14:31:26.785 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 14:31:26.785 INFO [stderr] 
Nov 28 14:31:27.124 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 14:31:27.125 INFO [stderr]    --> src/server.rs:104:17
Nov 28 14:31:27.126 INFO [stderr]     |
Nov 28 14:31:27.127 INFO [stderr] 104 |                 writeln!(io::stderr(), "{}", err);
Nov 28 14:31:27.128 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:31:27.128 INFO [stderr]     |
Nov 28 14:31:27.129 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 14:31:27.130 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 14:31:27.130 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 14:31:27.131 INFO [stderr] 
Nov 28 14:31:27.131 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 14:31:27.132 INFO [stderr]    --> src/server.rs:114:25
Nov 28 14:31:27.133 INFO [stderr]     |
Nov 28 14:31:27.133 INFO [stderr] 114 |                         writeln!(io::stderr(), "Client {} aborted: {}", cli_addr, err);
Nov 28 14:31:27.134 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:31:27.135 INFO [stderr]     |
Nov 28 14:31:27.135 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 14:31:27.136 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 14:31:27.136 INFO [stderr] 
Nov 28 14:31:27.136 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 14:31:27.136 INFO [stderr]    --> src/server.rs:134:17
Nov 28 14:31:27.136 INFO [stderr]     |
Nov 28 14:31:27.136 INFO [stderr] 134 |                 writeln!(io::stderr(), "Request recv error: {}", err);
Nov 28 14:31:27.136 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:31:27.136 INFO [stderr]     |
Nov 28 14:31:27.136 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 14:31:27.136 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 14:31:27.136 INFO [stderr] 
Nov 28 14:31:27.136 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 14:31:27.136 INFO [stderr]    --> src/server.rs:139:21
Nov 28 14:31:27.136 INFO [stderr]     |
Nov 28 14:31:27.136 INFO [stderr] 139 |                     writeln!(io::stderr(), "Response send Rrror: {}", err);
Nov 28 14:31:27.136 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:31:27.136 INFO [stderr]     |
Nov 28 14:31:27.136 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 14:31:27.136 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 14:31:27.136 INFO [stderr] 
Nov 28 14:31:27.136 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 14:31:27.136 INFO [stderr]    --> src/server.rs:141:25
Nov 28 14:31:27.136 INFO [stderr]     |
Nov 28 14:31:27.136 INFO [stderr] 141 |                         cli.leave();
Nov 28 14:31:27.136 INFO [stderr]     |                         ^^^^^^^^^^^^
Nov 28 14:31:27.136 INFO [stderr]     |
Nov 28 14:31:27.136 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 14:31:27.136 INFO [stderr] 
Nov 28 14:31:27.136 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 14:31:27.136 INFO [stderr]    --> src/server.rs:149:17
Nov 28 14:31:27.136 INFO [stderr]     |
Nov 28 14:31:27.137 INFO [stderr] 149 |                 cli.tx.send(Notify::Broadcast(ntf.clone()));
Nov 28 14:31:27.137 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:31:27.137 INFO [stderr]     |
Nov 28 14:31:27.137 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 14:31:27.137 INFO [stderr] 
Nov 28 14:31:27.137 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 14:31:27.137 INFO [stderr]   --> src/main.rs:39:9
Nov 28 14:31:27.137 INFO [stderr]    |
Nov 28 14:31:27.137 INFO [stderr] 39 |         writeln!(io::stderr(), "{}", err);
Nov 28 14:31:27.137 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:31:27.137 INFO [stderr]    |
Nov 28 14:31:27.137 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 14:31:27.137 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 14:31:27.137 INFO [stderr] 
Nov 28 14:31:27.307 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 14:31:27.307 INFO [stderr]    --> src/server.rs:104:17
Nov 28 14:31:27.307 INFO [stderr]     |
Nov 28 14:31:27.307 INFO [stderr] 104 |                 writeln!(io::stderr(), "{}", err);
Nov 28 14:31:27.307 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:31:27.309 INFO [stderr]     |
Nov 28 14:31:27.309 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 14:31:27.309 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 14:31:27.310 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 14:31:27.310 INFO [stderr] 
Nov 28 14:31:27.310 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 14:31:27.310 INFO [stderr]    --> src/server.rs:114:25
Nov 28 14:31:27.311 INFO [stderr]     |
Nov 28 14:31:27.311 INFO [stderr] 114 |                         writeln!(io::stderr(), "Client {} aborted: {}", cli_addr, err);
Nov 28 14:31:27.311 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:31:27.311 INFO [stderr]     |
Nov 28 14:31:27.312 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 14:31:27.312 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 14:31:27.312 INFO [stderr] 
Nov 28 14:31:27.313 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 14:31:27.313 INFO [stderr]    --> src/server.rs:134:17
Nov 28 14:31:27.313 INFO [stderr]     |
Nov 28 14:31:27.313 INFO [stderr] 134 |                 writeln!(io::stderr(), "Request recv error: {}", err);
Nov 28 14:31:27.313 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:31:27.313 INFO [stderr]     |
Nov 28 14:31:27.314 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 14:31:27.314 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 14:31:27.314 INFO [stderr] 
Nov 28 14:31:27.315 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 14:31:27.315 INFO [stderr]    --> src/server.rs:139:21
Nov 28 14:31:27.315 INFO [stderr]     |
Nov 28 14:31:27.315 INFO [stderr] 139 |                     writeln!(io::stderr(), "Response send Rrror: {}", err);
Nov 28 14:31:27.315 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:31:27.316 INFO [stderr]     |
Nov 28 14:31:27.316 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 14:31:27.316 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 14:31:27.316 INFO [stderr] 
Nov 28 14:31:27.317 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 14:31:27.317 INFO [stderr]    --> src/server.rs:141:25
Nov 28 14:31:27.317 INFO [stderr]     |
Nov 28 14:31:27.317 INFO [stderr] 141 |                         cli.leave();
Nov 28 14:31:27.317 INFO [stderr]     |                         ^^^^^^^^^^^^
Nov 28 14:31:27.317 INFO [stderr]     |
Nov 28 14:31:27.318 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 14:31:27.318 INFO [stderr] 
Nov 28 14:31:27.318 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 14:31:27.318 INFO [stderr]    --> src/server.rs:149:17
Nov 28 14:31:27.318 INFO [stderr]     |
Nov 28 14:31:27.318 INFO [stderr] 149 |                 cli.tx.send(Notify::Broadcast(ntf.clone()));
Nov 28 14:31:27.318 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:31:27.318 INFO [stderr]     |
Nov 28 14:31:27.318 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 14:31:27.319 INFO [stderr] 
Nov 28 14:31:27.320 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 14:31:27.321 INFO [stderr]   --> src/main.rs:39:9
Nov 28 14:31:27.321 INFO [stderr]    |
Nov 28 14:31:27.321 INFO [stderr] 39 |         writeln!(io::stderr(), "{}", err);
Nov 28 14:31:27.321 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:31:27.321 INFO [stderr]    |
Nov 28 14:31:27.321 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 14:31:27.321 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 14:31:27.322 INFO [stderr] 
Nov 28 14:31:27.369 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.94s
Nov 28 14:31:27.385 INFO [stderr] su: No module specific data is present
Nov 28 14:31:29.090 INFO running `"docker" "inspect" "0c116f15bc40e7441ae1ac00cb38f288742f40601476ecd6f45fed522df6d34d"`
Nov 28 14:31:29.481 INFO running `"docker" "rm" "-f" "0c116f15bc40e7441ae1ac00cb38f288742f40601476ecd6f45fed522df6d34d"`
Nov 28 14:31:29.793 INFO [stdout] 0c116f15bc40e7441ae1ac00cb38f288742f40601476ecd6f45fed522df6d34d