Dec 05 20:46:56.573 INFO testing irtefa/line-chat against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 20:46:56.573 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05 20:46:56.757 INFO [stdout] b1ebcddca20ce1ce435d61dec73158e49d94a80390e2ad4b2e1db99074083f8f
Dec 05 20:46:56.762 INFO running `"docker" "start" "-a" "b1ebcddca20ce1ce435d61dec73158e49d94a80390e2ad4b2e1db99074083f8f"`
Dec 05 20:46:57.232 INFO [stderr] usermod: no changes
Dec 05 20:46:57.332 INFO [stderr]    Compiling tokio-io v0.1.5
Dec 05 20:46:58.729 INFO [stderr]    Compiling tokio v0.1.1
Dec 05 20:47:00.366 INFO [stderr]    Compiling line-chat v0.1.0 (/source)
Dec 05 20:47:00.932 INFO [stderr] warning: unused import: `TcpStream`
Dec 05 20:47:00.932 INFO [stderr]  --> src/main.rs:9:31
Dec 05 20:47:00.932 INFO [stderr]   |
Dec 05 20:47:00.932 INFO [stderr] 9 | use tokio::net::{TcpListener, TcpStream};
Dec 05 20:47:00.932 INFO [stderr]   |                               ^^^^^^^^^
Dec 05 20:47:00.932 INFO [stderr]   |
Dec 05 20:47:00.932 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 20:47:00.932 INFO [stderr] 
Dec 05 20:47:00.932 INFO [stderr] warning: unused import: `AsyncRead`
Dec 05 20:47:00.932 INFO [stderr]   --> src/main.rs:10:16
Dec 05 20:47:00.932 INFO [stderr]    |
Dec 05 20:47:00.932 INFO [stderr] 10 | use tokio_io::{AsyncRead};
Dec 05 20:47:00.932 INFO [stderr]    |                ^^^^^^^^^
Dec 05 20:47:00.932 INFO [stderr] 
Dec 05 20:47:00.940 INFO [stderr] warning: unused imports: `Either`, `self`
Dec 05 20:47:00.940 INFO [stderr]   --> src/main.rs:13:23
Dec 05 20:47:00.940 INFO [stderr]    |
Dec 05 20:47:00.940 INFO [stderr] 13 | use futures::future::{self, Either};
Dec 05 20:47:00.940 INFO [stderr]    |                       ^^^^  ^^^^^^
Dec 05 20:47:00.940 INFO [stderr] 
Dec 05 20:47:00.940 INFO [stderr] warning: unused imports: `BufMut`, `BytesMut`
Dec 05 20:47:00.940 INFO [stderr]   --> src/main.rs:14:13
Dec 05 20:47:00.940 INFO [stderr]    |
Dec 05 20:47:00.940 INFO [stderr] 14 | use bytes::{BytesMut, Bytes, BufMut};
Dec 05 20:47:00.940 INFO [stderr]    |             ^^^^^^^^         ^^^^^^
Dec 05 20:47:00.940 INFO [stderr] 
Dec 05 20:47:00.940 INFO [stderr] warning: unused imports: `Write`, `self`
Dec 05 20:47:00.940 INFO [stderr]   --> src/main.rs:16:15
Dec 05 20:47:00.940 INFO [stderr]    |
Dec 05 20:47:00.940 INFO [stderr] 16 | use std::io::{self, Write};
Dec 05 20:47:00.940 INFO [stderr]    |               ^^^^  ^^^^^
Dec 05 20:47:00.941 INFO [stderr] 
Dec 05 20:47:00.941 INFO [stderr] warning: unused import: `std::cell::RefCell`
Dec 05 20:47:00.941 INFO [stderr]   --> src/main.rs:17:5
Dec 05 20:47:00.941 INFO [stderr]    |
Dec 05 20:47:00.941 INFO [stderr] 17 | use std::cell::RefCell;
Dec 05 20:47:00.941 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 05 20:47:00.941 INFO [stderr] 
Dec 05 20:47:00.941 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 05 20:47:00.941 INFO [stderr]   --> src/main.rs:18:5
Dec 05 20:47:00.941 INFO [stderr]    |
Dec 05 20:47:00.941 INFO [stderr] 18 | use std::collections::HashMap;
Dec 05 20:47:00.941 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:47:00.941 INFO [stderr] 
Dec 05 20:47:00.941 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 05 20:47:00.941 INFO [stderr]   --> src/main.rs:20:5
Dec 05 20:47:00.941 INFO [stderr]    |
Dec 05 20:47:00.941 INFO [stderr] 20 | use std::rc::Rc;
Dec 05 20:47:00.941 INFO [stderr]    |     ^^^^^^^^^^^
Dec 05 20:47:00.941 INFO [stderr] 
Dec 05 20:47:00.984 INFO [stderr] warning: unused variable: `socket`
Dec 05 20:47:00.984 INFO [stderr]   --> src/main.rs:33:53
Dec 05 20:47:00.984 INFO [stderr]    |
Dec 05 20:47:00.984 INFO [stderr] 33 |     let server = listener.incoming().for_each(move |socket| {
Dec 05 20:47:00.984 INFO [stderr]    |                                                     ^^^^^^ help: consider using `_socket` instead
Dec 05 20:47:00.984 INFO [stderr]    |
Dec 05 20:47:00.984 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 20:47:00.984 INFO [stderr] 
Dec 05 20:47:00.984 INFO [stderr] warning: type alias is never used: `Tx`
Dec 05 20:47:00.984 INFO [stderr]   --> src/main.rs:23:1
Dec 05 20:47:00.984 INFO [stderr]    |
Dec 05 20:47:00.984 INFO [stderr] 23 | type Tx = mpsc::UnboundedSender<Bytes>;
Dec 05 20:47:00.984 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:47:00.984 INFO [stderr]    |
Dec 05 20:47:00.984 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 20:47:00.984 INFO [stderr] 
Dec 05 20:47:00.984 INFO [stderr] warning: type alias is never used: `Rx`
Dec 05 20:47:00.984 INFO [stderr]   --> src/main.rs:26:1
Dec 05 20:47:00.984 INFO [stderr]    |
Dec 05 20:47:00.984 INFO [stderr] 26 | type Rx = mpsc::UnboundedReceiver<Bytes>;
Dec 05 20:47:00.984 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:47:00.984 INFO [stderr] 
Dec 05 20:47:01.840 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.56s
Dec 05 20:47:01.844 INFO [stderr] su: No module specific data is present
Dec 05 20:47:02.166 INFO running `"docker" "inspect" "b1ebcddca20ce1ce435d61dec73158e49d94a80390e2ad4b2e1db99074083f8f"`
Dec 05 20:47:02.234 INFO running `"docker" "rm" "-f" "b1ebcddca20ce1ce435d61dec73158e49d94a80390e2ad4b2e1db99074083f8f"`
Dec 05 20:47:02.321 INFO [stdout] b1ebcddca20ce1ce435d61dec73158e49d94a80390e2ad4b2e1db99074083f8f
Dec 05 20:47:02.323 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05 20:47:02.521 INFO [stdout] 8e69b36aaab3b402160d4ff41d3fb6fb6bdee268c1d856ed2fc5540b67f19b7c
Dec 05 20:47:02.523 INFO running `"docker" "start" "-a" "8e69b36aaab3b402160d4ff41d3fb6fb6bdee268c1d856ed2fc5540b67f19b7c"`
Dec 05 20:47:03.485 INFO [stderr] usermod: no changes
Dec 05 20:47:03.573 INFO [stderr]    Compiling line-chat v0.1.0 (/source)
Dec 05 20:47:04.296 INFO [stderr] warning: unused import: `TcpStream`
Dec 05 20:47:04.296 INFO [stderr]  --> src/main.rs:9:31
Dec 05 20:47:04.296 INFO [stderr]   |
Dec 05 20:47:04.296 INFO [stderr] 9 | use tokio::net::{TcpListener, TcpStream};
Dec 05 20:47:04.296 INFO [stderr]   |                               ^^^^^^^^^
Dec 05 20:47:04.296 INFO [stderr]   |
Dec 05 20:47:04.296 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 20:47:04.296 INFO [stderr] 
Dec 05 20:47:04.296 INFO [stderr] warning: unused import: `AsyncRead`
Dec 05 20:47:04.296 INFO [stderr]   --> src/main.rs:10:16
Dec 05 20:47:04.296 INFO [stderr]    |
Dec 05 20:47:04.296 INFO [stderr] 10 | use tokio_io::{AsyncRead};
Dec 05 20:47:04.296 INFO [stderr]    |                ^^^^^^^^^
Dec 05 20:47:04.296 INFO [stderr] 
Dec 05 20:47:04.296 INFO [stderr] warning: unused imports: `Either`, `self`
Dec 05 20:47:04.296 INFO [stderr]   --> src/main.rs:13:23
Dec 05 20:47:04.296 INFO [stderr]    |
Dec 05 20:47:04.296 INFO [stderr] 13 | use futures::future::{self, Either};
Dec 05 20:47:04.296 INFO [stderr]    |                       ^^^^  ^^^^^^
Dec 05 20:47:04.296 INFO [stderr] 
Dec 05 20:47:04.296 INFO [stderr] warning: unused imports: `BufMut`, `BytesMut`
Dec 05 20:47:04.296 INFO [stderr]   --> src/main.rs:14:13
Dec 05 20:47:04.296 INFO [stderr]    |
Dec 05 20:47:04.296 INFO [stderr] 14 | use bytes::{BytesMut, Bytes, BufMut};
Dec 05 20:47:04.296 INFO [stderr]    |             ^^^^^^^^         ^^^^^^
Dec 05 20:47:04.296 INFO [stderr] 
Dec 05 20:47:04.296 INFO [stderr] warning: unused imports: `Write`, `self`
Dec 05 20:47:04.296 INFO [stderr]   --> src/main.rs:16:15
Dec 05 20:47:04.296 INFO [stderr]    |
Dec 05 20:47:04.296 INFO [stderr] 16 | use std::io::{self, Write};
Dec 05 20:47:04.296 INFO [stderr]    |               ^^^^  ^^^^^
Dec 05 20:47:04.296 INFO [stderr] 
Dec 05 20:47:04.296 INFO [stderr] warning: unused import: `std::cell::RefCell`
Dec 05 20:47:04.296 INFO [stderr]   --> src/main.rs:17:5
Dec 05 20:47:04.296 INFO [stderr]    |
Dec 05 20:47:04.296 INFO [stderr] 17 | use std::cell::RefCell;
Dec 05 20:47:04.296 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 05 20:47:04.296 INFO [stderr] 
Dec 05 20:47:04.296 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 05 20:47:04.296 INFO [stderr]   --> src/main.rs:18:5
Dec 05 20:47:04.296 INFO [stderr]    |
Dec 05 20:47:04.297 INFO [stderr] 18 | use std::collections::HashMap;
Dec 05 20:47:04.297 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:47:04.297 INFO [stderr] 
Dec 05 20:47:04.297 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 05 20:47:04.297 INFO [stderr]   --> src/main.rs:20:5
Dec 05 20:47:04.297 INFO [stderr]    |
Dec 05 20:47:04.297 INFO [stderr] 20 | use std::rc::Rc;
Dec 05 20:47:04.297 INFO [stderr]    |     ^^^^^^^^^^^
Dec 05 20:47:04.297 INFO [stderr] 
Dec 05 20:47:04.324 INFO [stderr] warning: unused variable: `socket`
Dec 05 20:47:04.324 INFO [stderr]   --> src/main.rs:33:53
Dec 05 20:47:04.324 INFO [stderr]    |
Dec 05 20:47:04.324 INFO [stderr] 33 |     let server = listener.incoming().for_each(move |socket| {
Dec 05 20:47:04.324 INFO [stderr]    |                                                     ^^^^^^ help: consider using `_socket` instead
Dec 05 20:47:04.324 INFO [stderr]    |
Dec 05 20:47:04.324 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 20:47:04.324 INFO [stderr] 
Dec 05 20:47:04.324 INFO [stderr] warning: type alias is never used: `Tx`
Dec 05 20:47:04.324 INFO [stderr]   --> src/main.rs:23:1
Dec 05 20:47:04.324 INFO [stderr]    |
Dec 05 20:47:04.324 INFO [stderr] 23 | type Tx = mpsc::UnboundedSender<Bytes>;
Dec 05 20:47:04.324 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:47:04.324 INFO [stderr]    |
Dec 05 20:47:04.324 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 20:47:04.325 INFO [stderr] 
Dec 05 20:47:04.325 INFO [stderr] warning: type alias is never used: `Rx`
Dec 05 20:47:04.325 INFO [stderr]   --> src/main.rs:26:1
Dec 05 20:47:04.325 INFO [stderr]    |
Dec 05 20:47:04.325 INFO [stderr] 26 | type Rx = mpsc::UnboundedReceiver<Bytes>;
Dec 05 20:47:04.325 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:47:04.325 INFO [stderr] 
Dec 05 20:47:04.610 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
Dec 05 20:47:04.612 INFO [stderr] su: No module specific data is present
Dec 05 20:47:04.918 INFO running `"docker" "inspect" "8e69b36aaab3b402160d4ff41d3fb6fb6bdee268c1d856ed2fc5540b67f19b7c"`
Dec 05 20:47:04.997 INFO running `"docker" "rm" "-f" "8e69b36aaab3b402160d4ff41d3fb6fb6bdee268c1d856ed2fc5540b67f19b7c"`
Dec 05 20:47:05.093 INFO [stdout] 8e69b36aaab3b402160d4ff41d3fb6fb6bdee268c1d856ed2fc5540b67f19b7c
Dec 05 20:47:05.094 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05 20:47:05.289 INFO [stdout] 98787b5d6e25709b8a192114049a95360e4a9e1d20d0cf5f5395afb723493961
Dec 05 20:47:05.291 INFO running `"docker" "start" "-a" "98787b5d6e25709b8a192114049a95360e4a9e1d20d0cf5f5395afb723493961"`
Dec 05 20:47:05.615 INFO [stderr] usermod: no changes
Dec 05 20:47:05.666 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 05 20:47:05.678 INFO [stderr]      Running /target/debug/deps/line_chat-18262f8279fdce70
Dec 05 20:47:05.679 INFO [stdout] 
Dec 05 20:47:05.684 INFO [stdout] running 0 tests
Dec 05 20:47:05.684 INFO [stdout] 
Dec 05 20:47:05.684 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 20:47:05.684 INFO [stdout] 
Dec 05 20:47:05.684 INFO [stderr] su: No module specific data is present
Dec 05 20:47:05.952 INFO running `"docker" "inspect" "98787b5d6e25709b8a192114049a95360e4a9e1d20d0cf5f5395afb723493961"`
Dec 05 20:47:06.059 INFO running `"docker" "rm" "-f" "98787b5d6e25709b8a192114049a95360e4a9e1d20d0cf5f5395afb723493961"`
Dec 05 20:47:06.125 INFO [stdout] 98787b5d6e25709b8a192114049a95360e4a9e1d20d0cf5f5395afb723493961