Oct 31 15:06:27.463 INFO testing zerovolts/rust-chat against 1.30.0 for beta-1.31-1
Oct 31 15:06:27.463 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-5/1.30.0:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-1/1.30.0:/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 +1.30.0 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 31 15:06:27.858 INFO blam! 88d6332328365ae18c38a8d6a96e134c0ee5e6f603eb09edb7b4b664288b4bff
Oct 31 15:06:27.867 INFO running `"docker" "start" "-a" "88d6332328365ae18c38a8d6a96e134c0ee5e6f603eb09edb7b4b664288b4bff"`
Oct 31 15:06:29.010 INFO kablam! usermod: no changes
Oct 31 15:06:29.072 INFO kablam!    Compiling rust-chat v0.1.0 (/source)
Oct 31 15:06:29.259 INFO kablam! warning: unused import: `Write`
Oct 31 15:06:29.259 INFO kablam!  --> src/server.rs:3:21
Oct 31 15:06:29.259 INFO kablam!   |
Oct 31 15:06:29.259 INFO kablam! 3 | use std::io::{Read, Write};
Oct 31 15:06:29.259 INFO kablam!   |                     ^^^^^
Oct 31 15:06:29.259 INFO kablam!   |
Oct 31 15:06:29.259 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 31 15:06:29.259 INFO kablam! 
Oct 31 15:06:29.263 INFO kablam! warning: unused import: `TcpListener`
Oct 31 15:06:29.263 INFO kablam!  --> src/client.rs:1:16
Oct 31 15:06:29.263 INFO kablam!   |
Oct 31 15:06:29.263 INFO kablam! 1 | use std::net::{TcpListener, TcpStream};
Oct 31 15:06:29.263 INFO kablam!   |                ^^^^^^^^^^^
Oct 31 15:06:29.263 INFO kablam! 
Oct 31 15:06:29.263 INFO kablam! warning: unused imports: `Arc`, `Mutex`
Oct 31 15:06:29.263 INFO kablam!  --> src/client.rs:2:17
Oct 31 15:06:29.263 INFO kablam!   |
Oct 31 15:06:29.263 INFO kablam! 2 | use std::sync::{Arc, Mutex};
Oct 31 15:06:29.263 INFO kablam!   |                 ^^^  ^^^^^
Oct 31 15:06:29.263 INFO kablam! 
Oct 31 15:06:29.263 INFO kablam! warning: unused import: `Read`
Oct 31 15:06:29.263 INFO kablam!  --> src/client.rs:3:15
Oct 31 15:06:29.263 INFO kablam!   |
Oct 31 15:06:29.263 INFO kablam! 3 | use std::io::{Read, Write};
Oct 31 15:06:29.263 INFO kablam!   |               ^^^^
Oct 31 15:06:29.263 INFO kablam! 
Oct 31 15:06:29.263 INFO kablam! warning: unused imports: `thread`, `time`
Oct 31 15:06:29.263 INFO kablam!  --> src/client.rs:4:11
Oct 31 15:06:29.263 INFO kablam!   |
Oct 31 15:06:29.263 INFO kablam! 4 | use std::{thread, time};
Oct 31 15:06:29.263 INFO kablam!   |           ^^^^^^  ^^^^
Oct 31 15:06:29.263 INFO kablam! 
Oct 31 15:06:29.311 INFO kablam! warning: unused variable: `e`
Oct 31 15:06:29.311 INFO kablam!   --> src/server.rs:32:21
Oct 31 15:06:29.311 INFO kablam!    |
Oct 31 15:06:29.311 INFO kablam! 32 |                 Err(e) => ()
Oct 31 15:06:29.311 INFO kablam!    |                     ^ help: consider using `_e` instead
Oct 31 15:06:29.311 INFO kablam!    |
Oct 31 15:06:29.311 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 31 15:06:29.311 INFO kablam! 
Oct 31 15:06:29.319 INFO kablam! warning: variable does not need to be mutable
Oct 31 15:06:29.319 INFO kablam!   --> src/server.rs:37:22
Oct 31 15:06:29.319 INFO kablam!    |
Oct 31 15:06:29.319 INFO kablam! 37 |     fn handle_client(mut stream: Arc<Mutex<TcpStream>>) {
Oct 31 15:06:29.319 INFO kablam!    |                      ----^^^^^^
Oct 31 15:06:29.319 INFO kablam!    |                      |
Oct 31 15:06:29.319 INFO kablam!    |                      help: remove this `mut`
Oct 31 15:06:29.319 INFO kablam!    |
Oct 31 15:06:29.319 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 31 15:06:29.319 INFO kablam! 
Oct 31 15:06:29.319 INFO kablam! warning: field is never used: `address`
Oct 31 15:06:29.319 INFO kablam!  --> src/server.rs:6:5
Oct 31 15:06:29.319 INFO kablam!   |
Oct 31 15:06:29.319 INFO kablam! 6 |     address: String,
Oct 31 15:06:29.319 INFO kablam!   |     ^^^^^^^^^^^^^^^
Oct 31 15:06:29.319 INFO kablam!   |
Oct 31 15:06:29.319 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 31 15:06:29.319 INFO kablam! 
Oct 31 15:06:29.319 INFO kablam! warning: field is never used: `messages`
Oct 31 15:06:29.319 INFO kablam!  --> src/server.rs:9:5
Oct 31 15:06:29.319 INFO kablam!   |
Oct 31 15:06:29.319 INFO kablam! 9 |     messages: Vec<String>
Oct 31 15:06:29.319 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Oct 31 15:06:29.319 INFO kablam! 
Oct 31 15:06:29.319 INFO kablam! warning: field is never used: `address`
Oct 31 15:06:29.319 INFO kablam!  --> src/client.rs:7:5
Oct 31 15:06:29.319 INFO kablam!   |
Oct 31 15:06:29.319 INFO kablam! 7 |     address: String,
Oct 31 15:06:29.319 INFO kablam!   |     ^^^^^^^^^^^^^^^
Oct 31 15:06:29.319 INFO kablam! 
Oct 31 15:06:29.331 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 31 15:06:29.331 INFO kablam!   --> src/server.rs:39:9
Oct 31 15:06:29.331 INFO kablam!    |
Oct 31 15:06:29.331 INFO kablam! 39 |         stream.lock().unwrap().read_to_string(&mut buffer);
Oct 31 15:06:29.331 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 15:06:29.331 INFO kablam!    |
Oct 31 15:06:29.331 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 31 15:06:29.331 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 31 15:06:29.331 INFO kablam! 
Oct 31 15:06:29.331 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 31 15:06:29.331 INFO kablam!   --> src/client.rs:25:9
Oct 31 15:06:29.331 INFO kablam!    |
Oct 31 15:06:29.331 INFO kablam! 25 |         self.stream.write(String::from(message).as_bytes());
Oct 31 15:06:29.331 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 15:06:29.331 INFO kablam!    |
Oct 31 15:06:29.331 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 31 15:06:29.331 INFO kablam! 
Oct 31 15:06:30.273 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
Oct 31 15:06:30.277 INFO kablam! su: No module specific data is present
Oct 31 15:06:31.099 INFO running `"docker" "rm" "-f" "88d6332328365ae18c38a8d6a96e134c0ee5e6f603eb09edb7b4b664288b4bff"`
Oct 31 15:06:31.453 INFO blam! 88d6332328365ae18c38a8d6a96e134c0ee5e6f603eb09edb7b4b664288b4bff
Oct 31 15:06:31.473 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-5/1.30.0:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-1/1.30.0:/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 +1.30.0 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 31 15:06:31.896 INFO blam! ec9c2a439e4cac2d5d87f4bd413f05ef380e06337eb7f6e6c5b87c01cec014e7
Oct 31 15:06:31.898 INFO running `"docker" "start" "-a" "ec9c2a439e4cac2d5d87f4bd413f05ef380e06337eb7f6e6c5b87c01cec014e7"`
Oct 31 15:06:33.410 INFO kablam! usermod: no changes
Oct 31 15:06:33.483 INFO kablam!    Compiling rust-chat v0.1.0 (/source)
Oct 31 15:06:33.636 INFO kablam! warning: unused import: `Write`
Oct 31 15:06:33.636 INFO kablam!  --> src/server.rs:3:21
Oct 31 15:06:33.636 INFO kablam!   |
Oct 31 15:06:33.636 INFO kablam! 3 | use std::io::{Read, Write};
Oct 31 15:06:33.636 INFO kablam!   |                     ^^^^^
Oct 31 15:06:33.636 INFO kablam!   |
Oct 31 15:06:33.636 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 31 15:06:33.636 INFO kablam! 
Oct 31 15:06:33.638 INFO kablam! warning: unused import: `TcpListener`
Oct 31 15:06:33.638 INFO kablam!  --> src/client.rs:1:16
Oct 31 15:06:33.638 INFO kablam!   |
Oct 31 15:06:33.638 INFO kablam! 1 | use std::net::{TcpListener, TcpStream};
Oct 31 15:06:33.638 INFO kablam!   |                ^^^^^^^^^^^
Oct 31 15:06:33.638 INFO kablam! 
Oct 31 15:06:33.638 INFO kablam! warning: unused imports: `Arc`, `Mutex`
Oct 31 15:06:33.638 INFO kablam!  --> src/client.rs:2:17
Oct 31 15:06:33.638 INFO kablam!   |
Oct 31 15:06:33.638 INFO kablam! 2 | use std::sync::{Arc, Mutex};
Oct 31 15:06:33.638 INFO kablam!   |                 ^^^  ^^^^^
Oct 31 15:06:33.638 INFO kablam! 
Oct 31 15:06:33.638 INFO kablam! warning: unused import: `Read`
Oct 31 15:06:33.638 INFO kablam!  --> src/client.rs:3:15
Oct 31 15:06:33.638 INFO kablam!   |
Oct 31 15:06:33.638 INFO kablam! 3 | use std::io::{Read, Write};
Oct 31 15:06:33.638 INFO kablam!   |               ^^^^
Oct 31 15:06:33.638 INFO kablam! 
Oct 31 15:06:33.638 INFO kablam! warning: unused imports: `thread`, `time`
Oct 31 15:06:33.638 INFO kablam!  --> src/client.rs:4:11
Oct 31 15:06:33.638 INFO kablam!   |
Oct 31 15:06:33.639 INFO kablam! 4 | use std::{thread, time};
Oct 31 15:06:33.639 INFO kablam!   |           ^^^^^^  ^^^^
Oct 31 15:06:33.639 INFO kablam! 
Oct 31 15:06:33.690 INFO kablam! warning: unused variable: `e`
Oct 31 15:06:33.690 INFO kablam!   --> src/server.rs:32:21
Oct 31 15:06:33.691 INFO kablam!    |
Oct 31 15:06:33.691 INFO kablam! 32 |                 Err(e) => ()
Oct 31 15:06:33.691 INFO kablam!    |                     ^ help: consider using `_e` instead
Oct 31 15:06:33.691 INFO kablam!    |
Oct 31 15:06:33.691 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 31 15:06:33.691 INFO kablam! 
Oct 31 15:06:33.703 INFO kablam! warning: variable does not need to be mutable
Oct 31 15:06:33.703 INFO kablam!   --> src/server.rs:37:22
Oct 31 15:06:33.703 INFO kablam!    |
Oct 31 15:06:33.703 INFO kablam! 37 |     fn handle_client(mut stream: Arc<Mutex<TcpStream>>) {
Oct 31 15:06:33.703 INFO kablam!    |                      ----^^^^^^
Oct 31 15:06:33.703 INFO kablam!    |                      |
Oct 31 15:06:33.703 INFO kablam!    |                      help: remove this `mut`
Oct 31 15:06:33.703 INFO kablam!    |
Oct 31 15:06:33.703 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 31 15:06:33.703 INFO kablam! 
Oct 31 15:06:33.703 INFO kablam! warning: field is never used: `address`
Oct 31 15:06:33.703 INFO kablam!  --> src/server.rs:6:5
Oct 31 15:06:33.703 INFO kablam!   |
Oct 31 15:06:33.703 INFO kablam! 6 |     address: String,
Oct 31 15:06:33.703 INFO kablam!   |     ^^^^^^^^^^^^^^^
Oct 31 15:06:33.703 INFO kablam!   |
Oct 31 15:06:33.703 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 31 15:06:33.703 INFO kablam! 
Oct 31 15:06:33.703 INFO kablam! warning: field is never used: `messages`
Oct 31 15:06:33.703 INFO kablam!  --> src/server.rs:9:5
Oct 31 15:06:33.703 INFO kablam!   |
Oct 31 15:06:33.703 INFO kablam! 9 |     messages: Vec<String>
Oct 31 15:06:33.703 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Oct 31 15:06:33.703 INFO kablam! 
Oct 31 15:06:33.703 INFO kablam! warning: field is never used: `address`
Oct 31 15:06:33.703 INFO kablam!  --> src/client.rs:7:5
Oct 31 15:06:33.703 INFO kablam!   |
Oct 31 15:06:33.703 INFO kablam! 7 |     address: String,
Oct 31 15:06:33.703 INFO kablam!   |     ^^^^^^^^^^^^^^^
Oct 31 15:06:33.703 INFO kablam! 
Oct 31 15:06:33.711 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 31 15:06:33.711 INFO kablam!   --> src/server.rs:39:9
Oct 31 15:06:33.711 INFO kablam!    |
Oct 31 15:06:33.711 INFO kablam! 39 |         stream.lock().unwrap().read_to_string(&mut buffer);
Oct 31 15:06:33.711 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 15:06:33.711 INFO kablam!    |
Oct 31 15:06:33.711 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 31 15:06:33.711 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 31 15:06:33.711 INFO kablam! 
Oct 31 15:06:33.711 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 31 15:06:33.711 INFO kablam!   --> src/client.rs:25:9
Oct 31 15:06:33.711 INFO kablam!    |
Oct 31 15:06:33.711 INFO kablam! 25 |         self.stream.write(String::from(message).as_bytes());
Oct 31 15:06:33.711 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 15:06:33.711 INFO kablam!    |
Oct 31 15:06:33.711 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 31 15:06:33.711 INFO kablam! 
Oct 31 15:06:34.235 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
Oct 31 15:06:34.237 INFO kablam! su: No module specific data is present
Oct 31 15:06:35.395 INFO running `"docker" "rm" "-f" "ec9c2a439e4cac2d5d87f4bd413f05ef380e06337eb7f6e6c5b87c01cec014e7"`
Oct 31 15:06:35.659 INFO blam! ec9c2a439e4cac2d5d87f4bd413f05ef380e06337eb7f6e6c5b87c01cec014e7
Oct 31 15:06:35.665 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-5/1.30.0:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-1/1.30.0:/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 +1.30.0 test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 31 15:06:36.185 INFO blam! 689d939381921404a410831cb41901980a3b52f50a4d1fe7dbfb4a8fe16f860d
Oct 31 15:06:36.188 INFO running `"docker" "start" "-a" "689d939381921404a410831cb41901980a3b52f50a4d1fe7dbfb4a8fe16f860d"`
Oct 31 15:06:37.861 INFO kablam! usermod: no changes
Oct 31 15:06:37.899 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
Oct 31 15:06:37.899 INFO kablam!      Running /target/debug/deps/rust_chat-c0bfbe2686c63f20
Oct 31 15:06:37.903 INFO blam! 
Oct 31 15:06:37.904 INFO blam! running 0 tests
Oct 31 15:06:37.904 INFO blam! 
Oct 31 15:06:37.904 INFO blam! test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Oct 31 15:06:37.904 INFO blam! 
Oct 31 15:06:37.911 INFO kablam! su: No module specific data is present
Oct 31 15:06:39.227 INFO running `"docker" "rm" "-f" "689d939381921404a410831cb41901980a3b52f50a4d1fe7dbfb4a8fe16f860d"`
Oct 31 15:06:39.619 INFO blam! 689d939381921404a410831cb41901980a3b52f50a4d1fe7dbfb4a8fe16f860d
