Nov 30 12:00:47.565 INFO checking ArtemFrantsiian/telnet_chat against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 12:00:47.565 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-3/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 30 12:00:48.034 INFO [stdout] 79422980bde7d2e90375378084ba5d430a4bd123a581ae1cfb090708ce1f8e13
Nov 30 12:00:48.038 INFO running `"docker" "start" "-a" "79422980bde7d2e90375378084ba5d430a4bd123a581ae1cfb090708ce1f8e13"`
Nov 30 12:00:49.436 INFO [stderr] usermod: no changes
Nov 30 12:00:49.582 INFO [stderr]     Checking docopt v1.0.0
Nov 30 12:00:51.676 INFO [stderr]     Checking telnet-chat v0.1.0 (/source)
Nov 30 12:00:55.272 INFO [stderr] warning: unused import: `HashSet`
Nov 30 12:00:55.273 INFO [stderr]  --> src/server.rs:1:33
Nov 30 12:00:55.273 INFO [stderr]   |
Nov 30 12:00:55.273 INFO [stderr] 1 | use std::collections::{HashMap, HashSet};
Nov 30 12:00:55.274 INFO [stderr]   |                                 ^^^^^^^
Nov 30 12:00:55.274 INFO [stderr]   |
Nov 30 12:00:55.274 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 12:00:55.274 INFO [stderr] 
Nov 30 12:00:55.376 INFO [stderr] warning: unused import: `HashSet`
Nov 30 12:00:55.377 INFO [stderr]  --> src/server.rs:1:33
Nov 30 12:00:55.377 INFO [stderr]   |
Nov 30 12:00:55.377 INFO [stderr] 1 | use std::collections::{HashMap, HashSet};
Nov 30 12:00:55.378 INFO [stderr]   |                                 ^^^^^^^
Nov 30 12:00:55.378 INFO [stderr]   |
Nov 30 12:00:55.378 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 12:00:55.379 INFO [stderr] 
Nov 30 12:00:55.616 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 12:00:55.616 INFO [stderr]    --> src/server.rs:104:17
Nov 30 12:00:55.616 INFO [stderr]     |
Nov 30 12:00:55.616 INFO [stderr] 104 |                 writeln!(io::stderr(), "{}", err);
Nov 30 12:00:55.616 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 12:00:55.616 INFO [stderr]     |
Nov 30 12:00:55.616 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 30 12:00:55.616 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 12:00:55.616 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 30 12:00:55.616 INFO [stderr] 
Nov 30 12:00:55.617 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 12:00:55.618 INFO [stderr]    --> src/server.rs:114:25
Nov 30 12:00:55.618 INFO [stderr]     |
Nov 30 12:00:55.618 INFO [stderr] 114 |                         writeln!(io::stderr(), "Client {} aborted: {}", cli_addr, err);
Nov 30 12:00:55.618 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 12:00:55.618 INFO [stderr]     |
Nov 30 12:00:55.618 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 12:00:55.618 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 30 12:00:55.618 INFO [stderr] 
Nov 30 12:00:55.618 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 12:00:55.618 INFO [stderr]    --> src/server.rs:134:17
Nov 30 12:00:55.618 INFO [stderr]     |
Nov 30 12:00:55.618 INFO [stderr] 134 |                 writeln!(io::stderr(), "Request recv error: {}", err);
Nov 30 12:00:55.618 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 12:00:55.618 INFO [stderr]     |
Nov 30 12:00:55.618 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 12:00:55.618 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 30 12:00:55.618 INFO [stderr] 
Nov 30 12:00:55.618 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 12:00:55.618 INFO [stderr]    --> src/server.rs:139:21
Nov 30 12:00:55.618 INFO [stderr]     |
Nov 30 12:00:55.618 INFO [stderr] 139 |                     writeln!(io::stderr(), "Response send Rrror: {}", err);
Nov 30 12:00:55.618 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 12:00:55.618 INFO [stderr]     |
Nov 30 12:00:55.618 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 12:00:55.618 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 30 12:00:55.618 INFO [stderr] 
Nov 30 12:00:55.618 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 12:00:55.618 INFO [stderr]    --> src/server.rs:141:25
Nov 30 12:00:55.618 INFO [stderr]     |
Nov 30 12:00:55.618 INFO [stderr] 141 |                         cli.leave();
Nov 30 12:00:55.618 INFO [stderr]     |                         ^^^^^^^^^^^^
Nov 30 12:00:55.618 INFO [stderr]     |
Nov 30 12:00:55.618 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 12:00:55.618 INFO [stderr] 
Nov 30 12:00:55.618 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 12:00:55.618 INFO [stderr]    --> src/server.rs:149:17
Nov 30 12:00:55.618 INFO [stderr]     |
Nov 30 12:00:55.618 INFO [stderr] 149 |                 cli.tx.send(Notify::Broadcast(ntf.clone()));
Nov 30 12:00:55.618 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 12:00:55.618 INFO [stderr]     |
Nov 30 12:00:55.618 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 12:00:55.618 INFO [stderr] 
Nov 30 12:00:55.618 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 12:00:55.618 INFO [stderr]   --> src/main.rs:39:9
Nov 30 12:00:55.618 INFO [stderr]    |
Nov 30 12:00:55.618 INFO [stderr] 39 |         writeln!(io::stderr(), "{}", err);
Nov 30 12:00:55.618 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 12:00:55.618 INFO [stderr]    |
Nov 30 12:00:55.618 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 12:00:55.618 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 30 12:00:55.618 INFO [stderr] 
Nov 30 12:00:55.640 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 12:00:55.640 INFO [stderr]    --> src/server.rs:104:17
Nov 30 12:00:55.640 INFO [stderr]     |
Nov 30 12:00:55.640 INFO [stderr] 104 |                 writeln!(io::stderr(), "{}", err);
Nov 30 12:00:55.640 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 12:00:55.640 INFO [stderr]     |
Nov 30 12:00:55.640 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 30 12:00:55.640 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 12:00:55.640 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 30 12:00:55.641 INFO [stderr] 
Nov 30 12:00:55.641 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 12:00:55.641 INFO [stderr]    --> src/server.rs:114:25
Nov 30 12:00:55.641 INFO [stderr]     |
Nov 30 12:00:55.641 INFO [stderr] 114 |                         writeln!(io::stderr(), "Client {} aborted: {}", cli_addr, err);
Nov 30 12:00:55.641 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 12:00:55.641 INFO [stderr]     |
Nov 30 12:00:55.641 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 12:00:55.641 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 30 12:00:55.641 INFO [stderr] 
Nov 30 12:00:55.641 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 12:00:55.641 INFO [stderr]    --> src/server.rs:134:17
Nov 30 12:00:55.641 INFO [stderr]     |
Nov 30 12:00:55.641 INFO [stderr] 134 |                 writeln!(io::stderr(), "Request recv error: {}", err);
Nov 30 12:00:55.641 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 12:00:55.641 INFO [stderr]     |
Nov 30 12:00:55.641 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 12:00:55.641 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 30 12:00:55.641 INFO [stderr] 
Nov 30 12:00:55.641 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 12:00:55.641 INFO [stderr]    --> src/server.rs:139:21
Nov 30 12:00:55.641 INFO [stderr]     |
Nov 30 12:00:55.641 INFO [stderr] 139 |                     writeln!(io::stderr(), "Response send Rrror: {}", err);
Nov 30 12:00:55.641 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 12:00:55.641 INFO [stderr]     |
Nov 30 12:00:55.641 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 12:00:55.641 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 30 12:00:55.641 INFO [stderr] 
Nov 30 12:00:55.641 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 12:00:55.641 INFO [stderr]    --> src/server.rs:141:25
Nov 30 12:00:55.641 INFO [stderr]     |
Nov 30 12:00:55.641 INFO [stderr] 141 |                         cli.leave();
Nov 30 12:00:55.641 INFO [stderr]     |                         ^^^^^^^^^^^^
Nov 30 12:00:55.641 INFO [stderr]     |
Nov 30 12:00:55.641 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 12:00:55.641 INFO [stderr] 
Nov 30 12:00:55.641 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 12:00:55.641 INFO [stderr]    --> src/server.rs:149:17
Nov 30 12:00:55.641 INFO [stderr]     |
Nov 30 12:00:55.641 INFO [stderr] 149 |                 cli.tx.send(Notify::Broadcast(ntf.clone()));
Nov 30 12:00:55.641 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 12:00:55.641 INFO [stderr]     |
Nov 30 12:00:55.641 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 12:00:55.641 INFO [stderr] 
Nov 30 12:00:55.648 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 12:00:55.648 INFO [stderr]   --> src/main.rs:39:9
Nov 30 12:00:55.648 INFO [stderr]    |
Nov 30 12:00:55.648 INFO [stderr] 39 |         writeln!(io::stderr(), "{}", err);
Nov 30 12:00:55.648 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 12:00:55.648 INFO [stderr]    |
Nov 30 12:00:55.648 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 12:00:55.648 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 30 12:00:55.648 INFO [stderr] 
Nov 30 12:00:55.692 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.24s
Nov 30 12:00:55.706 INFO [stderr] su: No module specific data is present
Nov 30 12:00:56.332 INFO running `"docker" "inspect" "79422980bde7d2e90375378084ba5d430a4bd123a581ae1cfb090708ce1f8e13"`
Nov 30 12:00:56.574 INFO running `"docker" "rm" "-f" "79422980bde7d2e90375378084ba5d430a4bd123a581ae1cfb090708ce1f8e13"`
Nov 30 12:00:56.784 INFO [stdout] 79422980bde7d2e90375378084ba5d430a4bd123a581ae1cfb090708ce1f8e13