Dec 06 15:40:08.897 INFO testing ArtemFrantsiian/telnet_chat against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 15:40:08.897 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-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"`
Dec 06 15:40:09.473 INFO [stdout] a83d509dcf39e98b586aa84e9917fc5ad7a7c45b96ac82e3d9a664ac7235026c
Dec 06 15:40:09.475 INFO running `"docker" "start" "-a" "a83d509dcf39e98b586aa84e9917fc5ad7a7c45b96ac82e3d9a664ac7235026c"`
Dec 06 15:40:11.544 INFO [stderr] usermod: no changes
Dec 06 15:40:11.732 INFO [stderr]    Compiling docopt v1.0.0
Dec 06 15:40:17.244 INFO [stderr]    Compiling telnet-chat v0.1.0 (/source)
Dec 06 15:40:20.454 INFO [stderr] warning: unused import: `HashSet`
Dec 06 15:40:20.454 INFO [stderr]  --> src/server.rs:1:33
Dec 06 15:40:20.455 INFO [stderr]   |
Dec 06 15:40:20.455 INFO [stderr] 1 | use std::collections::{HashMap, HashSet};
Dec 06 15:40:20.455 INFO [stderr]   |                                 ^^^^^^^
Dec 06 15:40:20.455 INFO [stderr]   |
Dec 06 15:40:20.456 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 15:40:20.456 INFO [stderr] 
Dec 06 15:40:20.673 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:40:20.673 INFO [stderr]    --> src/server.rs:104:17
Dec 06 15:40:20.674 INFO [stderr]     |
Dec 06 15:40:20.674 INFO [stderr] 104 |                 writeln!(io::stderr(), "{}", err);
Dec 06 15:40:20.674 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:40:20.674 INFO [stderr]     |
Dec 06 15:40:20.675 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 06 15:40:20.675 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:40:20.675 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)
Dec 06 15:40:20.675 INFO [stderr] 
Dec 06 15:40:20.676 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:40:20.676 INFO [stderr]    --> src/server.rs:114:25
Dec 06 15:40:20.676 INFO [stderr]     |
Dec 06 15:40:20.676 INFO [stderr] 114 |                         writeln!(io::stderr(), "Client {} aborted: {}", cli_addr, err);
Dec 06 15:40:20.677 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:40:20.677 INFO [stderr]     |
Dec 06 15:40:20.677 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:40:20.677 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)
Dec 06 15:40:20.677 INFO [stderr] 
Dec 06 15:40:20.678 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:40:20.678 INFO [stderr]    --> src/server.rs:134:17
Dec 06 15:40:20.678 INFO [stderr]     |
Dec 06 15:40:20.678 INFO [stderr] 134 |                 writeln!(io::stderr(), "Request recv error: {}", err);
Dec 06 15:40:20.679 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:40:20.679 INFO [stderr]     |
Dec 06 15:40:20.679 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:40:20.679 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)
Dec 06 15:40:20.680 INFO [stderr] 
Dec 06 15:40:20.680 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:40:20.680 INFO [stderr]    --> src/server.rs:139:21
Dec 06 15:40:20.680 INFO [stderr]     |
Dec 06 15:40:20.681 INFO [stderr] 139 |                     writeln!(io::stderr(), "Response send Rrror: {}", err);
Dec 06 15:40:20.681 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:40:20.681 INFO [stderr]     |
Dec 06 15:40:20.681 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:40:20.682 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)
Dec 06 15:40:20.682 INFO [stderr] 
Dec 06 15:40:20.682 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:40:20.682 INFO [stderr]    --> src/server.rs:141:25
Dec 06 15:40:20.682 INFO [stderr]     |
Dec 06 15:40:20.683 INFO [stderr] 141 |                         cli.leave();
Dec 06 15:40:20.683 INFO [stderr]     |                         ^^^^^^^^^^^^
Dec 06 15:40:20.683 INFO [stderr]     |
Dec 06 15:40:20.683 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:40:20.683 INFO [stderr] 
Dec 06 15:40:20.684 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:40:20.684 INFO [stderr]    --> src/server.rs:149:17
Dec 06 15:40:20.684 INFO [stderr]     |
Dec 06 15:40:20.685 INFO [stderr] 149 |                 cli.tx.send(Notify::Broadcast(ntf.clone()));
Dec 06 15:40:20.685 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:40:20.685 INFO [stderr]     |
Dec 06 15:40:20.685 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:40:20.685 INFO [stderr] 
Dec 06 15:40:20.686 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:40:20.686 INFO [stderr]   --> src/main.rs:39:9
Dec 06 15:40:20.686 INFO [stderr]    |
Dec 06 15:40:20.686 INFO [stderr] 39 |         writeln!(io::stderr(), "{}", err);
Dec 06 15:40:20.687 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:40:20.687 INFO [stderr]    |
Dec 06 15:40:20.687 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:40:20.687 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)
Dec 06 15:40:20.688 INFO [stderr] 
Dec 06 15:40:22.805 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.20s
Dec 06 15:40:22.809 INFO [stderr] su: No module specific data is present
Dec 06 15:40:23.111 INFO running `"docker" "inspect" "a83d509dcf39e98b586aa84e9917fc5ad7a7c45b96ac82e3d9a664ac7235026c"`
Dec 06 15:40:23.212 INFO running `"docker" "rm" "-f" "a83d509dcf39e98b586aa84e9917fc5ad7a7c45b96ac82e3d9a664ac7235026c"`
Dec 06 15:40:23.350 INFO [stdout] a83d509dcf39e98b586aa84e9917fc5ad7a7c45b96ac82e3d9a664ac7235026c
Dec 06 15:40:23.351 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-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"`
Dec 06 15:40:23.634 INFO [stdout] 6411ca73e79f891546ba678634bfeec6fbc1b4949962a96caebd9d0ce0ace70d
Dec 06 15:40:23.640 INFO running `"docker" "start" "-a" "6411ca73e79f891546ba678634bfeec6fbc1b4949962a96caebd9d0ce0ace70d"`
Dec 06 15:40:24.210 INFO [stderr] usermod: no changes
Dec 06 15:40:24.255 INFO [stderr]    Compiling telnet-chat v0.1.0 (/source)
Dec 06 15:40:25.595 INFO [stderr] warning: unused import: `HashSet`
Dec 06 15:40:25.595 INFO [stderr]  --> src/server.rs:1:33
Dec 06 15:40:25.595 INFO [stderr]   |
Dec 06 15:40:25.595 INFO [stderr] 1 | use std::collections::{HashMap, HashSet};
Dec 06 15:40:25.595 INFO [stderr]   |                                 ^^^^^^^
Dec 06 15:40:25.595 INFO [stderr]   |
Dec 06 15:40:25.595 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 15:40:25.595 INFO [stderr] 
Dec 06 15:40:25.785 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:40:25.785 INFO [stderr]    --> src/server.rs:104:17
Dec 06 15:40:25.785 INFO [stderr]     |
Dec 06 15:40:25.785 INFO [stderr] 104 |                 writeln!(io::stderr(), "{}", err);
Dec 06 15:40:25.785 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:40:25.785 INFO [stderr]     |
Dec 06 15:40:25.785 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 06 15:40:25.785 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:40:25.785 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)
Dec 06 15:40:25.785 INFO [stderr] 
Dec 06 15:40:25.785 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:40:25.785 INFO [stderr]    --> src/server.rs:114:25
Dec 06 15:40:25.785 INFO [stderr]     |
Dec 06 15:40:25.785 INFO [stderr] 114 |                         writeln!(io::stderr(), "Client {} aborted: {}", cli_addr, err);
Dec 06 15:40:25.785 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:40:25.785 INFO [stderr]     |
Dec 06 15:40:25.785 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:40:25.785 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)
Dec 06 15:40:25.785 INFO [stderr] 
Dec 06 15:40:25.785 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:40:25.785 INFO [stderr]    --> src/server.rs:134:17
Dec 06 15:40:25.785 INFO [stderr]     |
Dec 06 15:40:25.785 INFO [stderr] 134 |                 writeln!(io::stderr(), "Request recv error: {}", err);
Dec 06 15:40:25.785 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:40:25.785 INFO [stderr]     |
Dec 06 15:40:25.785 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:40:25.785 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)
Dec 06 15:40:25.785 INFO [stderr] 
Dec 06 15:40:25.785 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:40:25.785 INFO [stderr]    --> src/server.rs:139:21
Dec 06 15:40:25.785 INFO [stderr]     |
Dec 06 15:40:25.785 INFO [stderr] 139 |                     writeln!(io::stderr(), "Response send Rrror: {}", err);
Dec 06 15:40:25.785 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:40:25.785 INFO [stderr]     |
Dec 06 15:40:25.785 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:40:25.785 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)
Dec 06 15:40:25.785 INFO [stderr] 
Dec 06 15:40:25.785 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:40:25.785 INFO [stderr]    --> src/server.rs:141:25
Dec 06 15:40:25.785 INFO [stderr]     |
Dec 06 15:40:25.785 INFO [stderr] 141 |                         cli.leave();
Dec 06 15:40:25.785 INFO [stderr]     |                         ^^^^^^^^^^^^
Dec 06 15:40:25.785 INFO [stderr]     |
Dec 06 15:40:25.785 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:40:25.785 INFO [stderr] 
Dec 06 15:40:25.785 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:40:25.785 INFO [stderr]    --> src/server.rs:149:17
Dec 06 15:40:25.785 INFO [stderr]     |
Dec 06 15:40:25.785 INFO [stderr] 149 |                 cli.tx.send(Notify::Broadcast(ntf.clone()));
Dec 06 15:40:25.785 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:40:25.785 INFO [stderr]     |
Dec 06 15:40:25.785 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:40:25.786 INFO [stderr] 
Dec 06 15:40:25.786 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:40:25.786 INFO [stderr]   --> src/main.rs:39:9
Dec 06 15:40:25.786 INFO [stderr]    |
Dec 06 15:40:25.786 INFO [stderr] 39 |         writeln!(io::stderr(), "{}", err);
Dec 06 15:40:25.786 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:40:25.786 INFO [stderr]    |
Dec 06 15:40:25.786 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:40:25.786 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)
Dec 06 15:40:25.786 INFO [stderr] 
Dec 06 15:40:26.014 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
Dec 06 15:40:26.019 INFO [stderr] su: No module specific data is present
Dec 06 15:40:26.482 INFO running `"docker" "inspect" "6411ca73e79f891546ba678634bfeec6fbc1b4949962a96caebd9d0ce0ace70d"`
Dec 06 15:40:26.792 INFO running `"docker" "rm" "-f" "6411ca73e79f891546ba678634bfeec6fbc1b4949962a96caebd9d0ce0ace70d"`
Dec 06 15:40:27.051 INFO [stdout] 6411ca73e79f891546ba678634bfeec6fbc1b4949962a96caebd9d0ce0ace70d
Dec 06 15:40:27.054 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen" "-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"`
Dec 06 15:40:27.363 INFO [stdout] 38e28fb8487684ac9994a8bd0de62fdc5a38a042208b89c3ed384a9247950d66
Dec 06 15:40:27.365 INFO running `"docker" "start" "-a" "38e28fb8487684ac9994a8bd0de62fdc5a38a042208b89c3ed384a9247950d66"`
Dec 06 15:40:27.912 INFO [stderr] usermod: no changes
Dec 06 15:40:27.978 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Dec 06 15:40:27.981 INFO [stderr]      Running /target/debug/deps/telnet_chat-c15de994b57270b1
Dec 06 15:40:27.984 INFO [stdout] 
Dec 06 15:40:27.984 INFO [stdout] running 0 tests
Dec 06 15:40:27.985 INFO [stdout] 
Dec 06 15:40:27.985 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 15:40:27.985 INFO [stdout] 
Dec 06 15:40:27.987 INFO [stderr] su: No module specific data is present
Dec 06 15:40:28.278 INFO running `"docker" "inspect" "38e28fb8487684ac9994a8bd0de62fdc5a38a042208b89c3ed384a9247950d66"`
Dec 06 15:40:28.450 INFO running `"docker" "rm" "-f" "38e28fb8487684ac9994a8bd0de62fdc5a38a042208b89c3ed384a9247950d66"`
Dec 06 15:40:28.704 INFO [stdout] 38e28fb8487684ac9994a8bd0de62fdc5a38a042208b89c3ed384a9247950d66